trimethylsilyl chloride

(organic chemistry) The organosilicon compound (CH₃)₃SiCl used in the synthesis of many organic silicon compounds


chlorophenol

/ˌklɔːɹəˈfiːnɒl/

(organic chemistry) Any of several chlorinated derivatives of phenol, some of which are used as antiseptics or disinfectants


cupferron

(organic chemistry) The salt ammonium N-nitrosophenylhydroxylamine used to form complexes with metal ions


crotonate

From crotonic acid + -ate (“salt or ester”).

(organic chemistry) Any salt or ester of crotonic acid


cinnamic

(organic chemistry) Of or pertaining to cinnamic acid or its derivatives


citronellic

From French citronelle, ultimately from Latin citron, a type of lemon tree; with suffix -ic.

(organic chemistry) Of or pertaining to citronellic acid.


cumyl

(organic chemistry) Any of several univalent radicals derived from cumene


chromocene

(organic chemistry) An organometallic sandwich compound bis(cyclopentadienyl)- chromium(II) that is the chromium analog of ferrocene


chlorofluoromethane

en-noun

chlorofluoromethane (countable and uncountable, plural chlorofluoromethanes)

(organic chemistry) Any halogenated derivative of methane containing both chlorine and fluorine; but especially CH₂ClF, sometimes used as a refrigerant.


cyanoacetic

(organic chemistry) Of or pertaining to cyanoacetic acid or its derivatives.


cyanoacetate

(organic chemistry) Any salt or ester of cyanoacetic acid


cyanoacetic acid

(organic chemistry) The cyano derivative of acetic acid NC-CH₂-COOH used in the synthesis of barbiturates and other compounds


cyanoacetyl

(organic chemistry) The univalent radical NC-CH₂-CO- derived from cyanoacetic acid


cumene

(organic chemistry) The aromatic hydrocarbon isopropyl benzene present in petroleum.


cyanoethylation

(organic chemistry) Any reaction, or treatment, with acrylonitrile, especially such treatment of cotton fabric to improve its strength and make it easier to dye


chloromethane

[…] by subjecting that compound to the action of chlorine in sunshine, whereby chloromethane, or methyl chloride, CH₃Cl, is produced, and distilling this chloride with potash.

1869, George Fownes, A Manual of Elementary Chemistry, page 512:

(organic chemistry) Methyl chloride, a flammable gas once used as a refrigerant, with chemical formula CH₃Cl.

Among the halogenated hydrocarbons, chloromethanes (i.e., methyl chloride, CH₃Cl; methylene chloride, CH₂Cl₂; chloroform, CHCl₃; and carbon tetrachloride, CCl₄) play a vital role due to their extensive uses as solvents and chemical intermediates.

2017 September 21, Wen-Tien Tsai, “Fate of Chloromethanes in the Atmospheric Environment: Implications for Human Health, Ozone Formation and Depletion, and Global Warming Impacts”, in Toxics:

(organic chemistry) Any of the chlorinated derivatives of methane.


chlorotrifluoromethane

(organic chemistry) The halogenated hydrocarbon CClF₃; it is a CFC once used as a refrigerant


cinnamic acid

(organic chemistry) The aromatic carboxylic acid C₆H₅-CH=CH-COOH obtained from cinnamon; it is used in perfumery etc

肉桂酸

aromatic carboxylic acid obtained from cinnamon


cyanoacrylate

(organic chemistry) Any of a class of esters of cyanoacrylic acid that are used as instant adhesives.


mannose

mannose (countable and uncountable, plural mannoses)

(organic chemistry) A monosaccharide aldohexose found in manna and other legumes.


chloroprene

chloroprene (usually uncountable, plural chloroprenes)

(organic chemistry) The chlorinated derivative of butadiene 2-chloro-1,3-butadiene that is used (via polymerization) in the manufacture of synthetic rubber.


apiol

apiol (countable and uncountable, plural apiols)

(organic chemistry) An oleoresin extracted from parsley


cycloalkanone

(organic chemistry) Any saturated alicyclic ketone


cyclonite

(organic chemistry) The explosive 1,3,5-trinitroperhydro-1,3,5-triazine.


cyanoethyl

(organic chemistry) The univalent radical NC-CH₂-CH₂- most often obtained by protonation of acrylonitrile


cyclobutene

(organic chemistry) A cycloalkene with a four-membered ring and one double bond.


cyanoform

(organic chemistry) The compound CH(CN)₃ analogous to the haloforms


cycloheptatriene

(organic chemistry) A cycloalkene having a seven-membered ring and three double bonds; removal of a hydride ion produces the aromatic tropylium ion


cycloalkene

(organic chemistry) Any unsaturated alicyclic hydrocarbon.


cyclopentadienide

(organic chemistry) Any compound containing the cyclopentadienyl anion


cyclooctadiene

(organic chemistry) Any of several isomers of a cycloalkene having an eight-membered ring and two double bonds, but especially 1,5-cyclooctadiene that is used as a ligand in organometallic chemistry


decatriene

(organic chemistry) Any of many isomeric alkenes having ten carbon atoms and three double bonds; several of their derivatives are used in perfumery


decarbonylate

en-verb

decarbonylate (third-person singular simple present decarbonylates, present participle decarbonylating, simple past and past participle decarbonylated)

decarbonylates (present singular third-person)
decarbonylating (participle present)
decarbonylated (participle past)
decarbonylated (past)

(organic chemistry) To remove one or more carbonyl groups from a molecule


decarbonylation

(organic chemistry) The removal of one or more carbonyl groups from a molecule


cyclooctatetraene

en-noun

cyclooctatetraene (countable and uncountable, plural cyclooctatetraenes)

(organic chemistry) An annulene having an eight-membered ring; being nonplanar, it is not aromatic.


decahydronaphthalene

decahydronaphthalene (countable and uncountable, plural decahydronaphthalenes)

(organic chemistry) A bicyclic cycloalkane consisting of two fused cyclohexane rings; it is used as an industrial solvent.


decarboxylation

(organic chemistry) The removal of one or more carboxyl groups from a molecule


demethylated

en-adj

demethylated (comparative more demethylated, superlative most demethylated)

more demethylated (comparative)
most demethylated (superlative)

(biochemistry, organic chemistry) That has been subjected to demethylation.


demethylate

en-verb

demethylate (third-person singular simple present demethylates, present participle demethylating, simple past and past participle demethylated)

demethylates (present singular third-person)
demethylating (participle present)
demethylated (participle past)
demethylated (past)

(biochemistry, organic chemistry) To remove one or more methyl groups from a molecule, especially from a biologically active molecule


demethylation

That imprinted genes escape demethylation is, we now know, all that stood between science and the cloning of mammals for many years.

1999, Matt Ridley, Genome, Harper Perennial, published 2004, page 212:

(biochemistry, organic chemistry) The removal of one or more methyl groups from a molecule.


decarboxylate

decarboxylate (third-person singular simple present decarboxylates, present participle decarboxylating, simple past and past participle decarboxylated)

decarboxylates (present singular third-person)
decarboxylating (participle present)
decarboxylated (participle past)
decarboxylated (past)

(organic chemistry) To remove one or more carboxyl groups from a molecule


deacetylation

(organic chemistry) Any reaction that removes one or more acetyl groups from a molecule

désacétylation

reaction that removes acetyl groups from a molecule


deacetylate

deacetylate (third-person singular simple present deacetylates, present participle deacetylating, simple past and past participle deacetylated)

deacetylates (present singular third-person)
deacetylating (participle present)
deacetylated (participle past)
deacetylated (past)

(organic chemistry) To cause, or to undergo, deacetylation


diacetate

(organic chemistry) Any salt or ester having two acetate groups


diallyl

en-noun

diallyl (countable and uncountable, plural diallyls)

(uncountable, organic chemistry, especially in combination) Two allyl groups in a compound

(countable, organic chemistry) Any compound containing two allyl groups


diaryl

diaryl (countable and uncountable, plural diaryls)

(uncountable, organic chemistry, especially in combination) Two aryl groups in a compound

(countable, organic chemistry) Any compound containing two aryl groups


dialkyl

dialkyl (countable and uncountable, plural dialkyls)

(uncountable, organic chemistry, especially in combination) Two alkyl groups in a compound

(countable, organic chemistry) Any compound containing two alkyl groups


diacyl

(uncountable, organic chemistry, especially in combination) Two acyl groups in a compound


diazide

(organic chemistry) Any compound containing two azide groupe


diazido

(organic chemistry) Describing a compound containing two azide substituents


diaza

(organic chemistry) Two aza groups in a molecule (especially two adjacent carbon atoms replaced with nitrogen)


diazirine

(organic chemistry) The unsaturated heterocycle consisting of a three-membered ring containing one carbon atom and two nitrogen atoms connected by a double bond; it is isomeric with diazomethane


dibenzoyl

(organic chemistry) Two benzoyl groups in a molecule


diazole

(organic chemistry) Either of two unsaturated heterocycles consisting of a five-membered ring containing three carbon atoms, two nitrogen atoms and two double bonds - namely pyrazole and imidazole


dibenzyl

dibenzyl (countable and uncountable, plural dibenzyls)

(organic chemistry, uncountable) Two benzyl groups in a molecule

(organic chemistry, countable) The bicyclic hydrocarbon C₆H₅-CH₂-CH₂-C₆H₅ or any of its derivatives


dicarbonyl

dicarbonyl (countable and uncountable, plural dicarbonyls)

(uncountable, organic chemistry, especially in combination) Two carbonyl groups in a molecule


diamino

(organic chemistry) Two amino groups in a molecule


dibromo

(organic chemistry, especially in combination) Two bromo groups in a molecule


diamide

(organic chemistry) Any compound having two amide groups


dibutyl

(organic chemistry) Two butyl groups in a molecule


dichloramine

(inorganic chemistry, organic chemistry) Any chloramine having two chlorine atoms linked to the nitrogen, but especially the simplest such compound NHCl₂


pyrazole

(organic chemistry) A heterocyclic organic compound containing two nitrogen atoms next to each others in a five-membered ring, called 1,2-diazole in IUPAC nomenclature.

(organic chemistry) A group of compounds containing that structure.


dienyne

(organic chemistry) Any organic compound having two alkene groups and one alkyne


diethynyl

(organic chemistry, in combination) Two ethynyl groups in a molecule


diepoxy

(organic chemistry, in combination) Two epoxy groups in a molecule


dicyanide

(organic chemistry) Any compound containing two cyanide ions or groups


dicyano

(organic chemistry, in combination) Two cyano groups in a molecule


dicyclopentadiene

(organic chemistry) An unsaturated tricyclic hydrocarbon 3a,4,7,7a-tetrahydro-4,7-methano-1H-indene produced in the cracking of naphtha


diethoxy

(organic chemistry, in combination) Two ethoxy groups in a molecule


ethynyl

(organic chemistry) The univalent radical HC≡C- derived from acetylene.


diethylene

diethylene (countable and uncountable, plural diethylenes)

(organic chemistry, in combination) Two ethylene groups in a molecule


difluoroamino

(organic chemistry, in combination) A difluoramine group substituted for another atom or group


difluoramine

difluoramine (countable and uncountable, plural difluoramines)

(countable, organic chemistry) The univalent radical -NF₂ or any compound containing this group


difluorocarbene

(organic chemistry) The radical F₂C: used in organic synthesis


difluoroethane

(organic chemistry) Either of two isomeric fluorine derivatives of ethane, but especially 1,1-difluoroethane, once used as a refrigerant and aerosol propellant


digallane

(organic chemistry) Any organic derivative of this compound


diglyme

(organic chemistry) The dimethyl ether of diethylene glycol, (CH₃-O-CH₂-CH₂)₂O, used as a chelate and solvent


diketene

diketene (countable and uncountable, plural diketenes)

(organic chemistry) The acetyl ketene CH₃CO-CH=C=O


dimethylacetamide

(organic chemistry) The amide CH₃CON(CH₃)₂, commonly used as a polar solvent.


dimethylamine

dimethylamine (countable and uncountable, plural dimethylamines)

(organic chemistry) The secondary amine (CH₃)₂NH, which has a number of industrial uses.


dimethylamino

(organic chemistry, especially in combination) The univalent radical (CH₃)₂N- derived from dimethylamine


dimethylaniline

dimethylaniline (countable and uncountable, plural dimethylanilines)

(organic chemistry) The tertiary amine C₆H₅N(CH₃)₂ used in the manufacture of the explosive tetryl


tetryl

tetryl (usually uncountable, plural tetryls)

(organic chemistry) The explosive 2,4,6-trinitrophenyl-N-methylnitramine produced by the nitration of dimethylaniline.


dimethylbutane

(organic chemistry) Either of two aliphatic hydrocarbons, 2,2-dimethylbutane and 2,3-dimethylbutane, that are isomers of hexane


dimethylformamide

dimethylformamide (countable and uncountable, plural dimethylformamides)

(organic chemistry) The methyl substituted amide HCO-N(CH₃)₂ used as a polar solvent


dimethylglyoxime

dimethylglyoxime (countable and uncountable, plural dimethylglyoximes)

(organic chemistry) The oxime 2,3-butanedione dioxime that is used as a reagent in the analysis of nickel and palladium


dimethylzinc

organometallic compound
organometallic compound

(organic chemistry) The organometallic compound of zinc (CH₃)₂Zn that is used in organic synthesis


dinitrobenzene

(organic chemistry) Any of three isomeric aromatic nitro compounds C₆H₄(NO₂)₂ formed by the nitration of benzene; they are used in the manufacture of dyes etc


dimethylmercury

(organic chemistry) An organometallic compound of mercury, (CH₃)₂Hg, that is a dangerous neurotoxin


dinitrophenylhydrazine

(organic chemistry) Any of six isomeric aromatic azines, but especially 2,4-dinitrophenylhydrazine that is used as a reagent in the analysis of aldehydes and ketones


dimethyl sulfide

(organic chemistry) The organic sulfur compound (CH₃)₂S that is a breakdown product of many biological sulfur compounds; it has a number of industrial uses


dinitrophenol

(organic chemistry) Any of six isomeric aromatic compounds C₆H₃OH(NO₂)₂ formed by the nitration of phenol; they are metabolic poisons


diphenylethylene

(organic chemistry) Any of three isomeric phenyl derivatives of ethylene, but especially trans-1,2-diphenylethylene (stilbene)


dioxetane

(organic chemistry) Any of a class of heterocycle having a four-membered ring with two carbon atoms and two oxygen atoms


dinitrotoluene

(organic chemistry) Any of six isomeric compounds formed by the nitration of toluene, but especially 1-methyl-2,6-dinitro benzene, which is used as an explosive


diphosgene

(organic chemistry) The highly chlorinated ester trichloromethyl chloroformate that is used in organic synthesis, and was once used as a military poison


dioxolane

(organic chemistry) Any heterocycle having a five-membered ring with three carbon atoms and two oxygen atoms


dione

(organic chemistry, sometimes in combination) diketone


disilane

(organic chemistry) Any organic derivative of this compound


dithizone

(organic chemistry) The thiocarbazone 3-anilino-1-phenylimino-thiourea that is used in the colorimetric analysis of various metals


dithiol

(organic chemistry) Any compound having two thiol groups


diyne

(organic chemistry) Any compound having two acetylene groups.


thiocarbazone

(organic chemistry) Any of a class of organic nitrogen compounds derived from the parent compound HN=N-CS-NH-NH₂


dodecane

(organic chemistry) Any of very many isomers of the alkane having twelve carbon atoms, but especially n-dodecane that is used as a solvent and is present in Diesel fuel.


divinylbenzene

divinylbenzene (countable and uncountable, plural divinylbenzenes)

From divinyl + benzene. From di- + vinyl.

(organic chemistry) Any of three isomeric vinyl derivatives of benzene that are used to make copolymers with styrene


divinylacetylene

(organic chemistry) The vinyl derivative of acetylene CH₂=CH-C≡C-CH=CH₂ that is an intermediate in the manufacture of neoprene


enimine

(organic chemistry) Any imine having a neighbouring double bond


enolised

en-adj

enolised (comparative more enolised, superlative most enolised)

more enolised (comparative)
most enolised (superlative)

(organic chemistry, of a ketone) Converted to the tautomeric enol


epoxidation

(organic chemistry) Any reaction that converts a compound (especially an alkene) into an epoxide


tetrahydric

(organic chemistry) Having four hydroxy groups


enone

(organic chemistry) Any ketone having a neighbouring double bond


enyl

(organic chemistry, in combination) Any univalent radical derived from an alkene


ethoxylation

(organic chemistry) Treatment or reaction with ethylene oxide


ethylate

en-verb

ethylate (third-person singular simple present ethylates, present participle ethylating, simple past and past participle ethylated)

ethylates (present singular third-person)
ethylating (participle present)
ethylated (participle past)
ethylated (past)

From ethyl + -ate (verb-forming suffix).

(transitive, organic chemistry) To react with an ethyl compound so as to introduce one or more ethyl groups into a compound


etherate

(organic chemistry) Any complex formed between a compound and an ether


ethoxylated

(organic chemistry) Treated or reacted with ethylene oxide


erythritol

From erythr- + -itol; ultimately from Ancient Greek ἐρυθρός (eruthrós, “red”).

Erythritol exists naturally in a wide variety of foods, including mushrooms, watermelons, pears and grapes. Erythritol is also found in fermented foods such as cheese, wine, sake, beer and soy sauce. In addition, erythritol is present in the tissues and bodily fluids of humans and animals.

1999, Peter de Cock, “Erythritol: A Novel Noncaloric Sweetener Ingredient”, in Antonietta Corti, editor, Low-calorie Sweeteners: Present and Future, Karger Publishers, page 110:

The resulting concentrated fermentation broth facilitates the isolation and purification of erythritol.

2001, Milda E. Embuscado, Sakharam K. Patil, “13: Erythritol”, in Lyn O'Brien-Nabors, editor, Alternative Sweeteners, 3rd edition, Marcel Dekker, page 238:

Erythritol is absorbed rapidly in the small intestine due to its small molecular size and structure. According to clinical studies in Europe and Japan, more than 90 percent of ingested erythritol is absorbed but not metabolized.

2008, Beatrice Trum Hunter, The Sweetener Trap & How to Avoid It, unnumbered page:

(organic chemistry) A naturally occurring tetrahydric sugar alcohol, (2R,3S)-butane-1,2,3,4-tetraol, found in some fruits and used as a food additive and sugar substitute.


ethylated

(organic chemistry) That has had one or more ethyl groups attached


ethylidene

(organic chemistry, especially in combination) The divalent radical CH₃-CH= formally obtained by removing two hydrogen atoms from the same carbon atom of ethane


endrin

persistent organic pollutant
persistent organic pollutant

(organic chemistry) A toxic chlorinated polycyclic epoxide previously used as a pesticide and now considered a persistent organic pollutant.

endrin

a toxic epoxide sometimes used as a pesticide


ethylenediamine

(organic chemistry) The diamine NH₂-CH₂-CH₂-NH₂ that is used in organic synthesis and in the manufacture of polymers


ethoxylate

ethoxylate (third-person singular simple present ethoxylates, present participle ethoxylating, simple past and past participle ethoxylated)

ethoxylates (present singular third-person)
ethoxylating (participle present)
ethoxylated (participle past)
ethoxylated (past)

(organic chemistry) To react with ethylene oxide


ethoxylate

The most important and commonly used APEs are nonylphenol ethoxylates (NPEs), which account for 80% of the APE market.

2008, Uri Zoller, Paul Sosis, editors, Handbook of Detergents, Part F: Production (Surfactant Science Series), CRC Press, →ISBN, page 66:

Make sure you don’t use detergents with phosphates or nonylphenol ethoxylate surfactants, but that information is rarely available on the labels.

2009 February 26, Julie Scelfo, “When It Comes to Detergents, What’s the Least Irresponsible Choice?”, in The New York Times:

(organic chemistry) The product of such a reaction.


nitrosylation

(organic chemistry) Any reaction with a nitrosyl compound.


esterification

en-noun

esterification (countable and uncountable, plural esterifications)

Aldrichimica Acta Volume 30 No 4 (pdf) from Sigma-Aldrich
Vinylcyclopropane 19 is readily converted to diester 22 by oxidative cleavage followed by esterification.

(organic chemistry) Any reaction (typically between an acid and an alcohol) that results in the production of an ester


ferrocenium

(organic chemistry) The univalent cation [Fe(C₅H₅)₂]⁺ obtained by the oxidation of ferrocene


dimethylpropane

(organic chemistry) Synonym of neopentane


(organic chemistry) The organic compound isopentane.


-yne

Contracted from the suffix -ylene of acetylene

(organic chemistry) An unsaturated hydrocarbon having at least one triple bond; an alkyne.


formamide

(organic chemistry) The amide of formic acid HCO-NH₂ or any N-substituted derivative; they are used in the synthesis of pharmaceuticals


fluoromethane

(organic chemistry) Any fluorinated derivative of methane, but especially the mono-substituted compound CH₃F (methyl fluoride) that is used in the manufacture of semiconductors


fluoroelastomer

(organic chemistry) Any of a range of partially fluorinated polymers or copolymers that are chemically and thermally stable elastomers


vinyl fluoride

(organic chemistry) The fluorinated alkene CH₂=CHF that is used to make polyvinyl fluoride


formylation

(organic chemistry) Any reaction involving the introduction of a formyl group.


fluoropolymer

(organic chemistry) Any of many chemically and thermally stable polymers that are fluorine derivatives


fluorobenzene

(organic chemistry) Any fluorinated derivative of benzene, but especially the mono-substituted C₆H₅F (phenyl fluoride)


furfuryl

(organic chemistry) The univalent radical derived from furfural


furoic

(organic chemistry) Of or pertaining to furoic acid or its derivatives.


fulminuric acid

(organic chemistry) An explosive isomer of cyanuric acid


furoxan

(organic chemistry) An oxidation product of furazan that may have use as a nitric oxide donor in pharmaceuticals


glyceric

(organic chemistry) Of or pertaining to glycerol

(organic chemistry) Of or pertaining to glyceric acid or its derivatives


oxadiazole

(organic chemistry) Any five-membered heterocycle having two carbon atoms, two nitrogen atoms, one oxygen atom, and two double bonds


glycidyl

(organic chemistry) The univalent radical derived from glycidol


glycidol

glycidol (countable and uncountable, plural glycidols)

(organic chemistry) The epoxide derived from glycerol; it has a number of industrial uses


glutaryl

(organic chemistry, especially in combination) A univalent radical derived from glutaric acid


glyme

glyme (countable and uncountable, plural glymes)

(organic chemistry) dimethoxyethane or any other ether of a glycol


dialdehyde

(organic chemistry) Any compound containing two aldehyde groups


glyoxylic

(organic chemistry) Of or pertaining to glyoxylic acid or its derivatives


haloacetylene

(organic chemistry) Any halogen substituted acetylene; a haloalkyne


dimethoxyethane

(organic chemistry) The dimethyl ether of ethylene glycol; it used as a solvent


haloalkyne

(organic chemistry) Any halogen substituted alkyne; a haloacetylene


haloaryl

(organic chemistry, especially in combination) Any halogen substituted aryl radical or group


haloalkene

(organic chemistry) Any halogen substituted alkene


haloimide

(organic chemistry) Any halogen substituted imide


glyoxal

glyoxal (countable and uncountable, plural glyoxals)

(organic chemistry) The dialdehyde ethanedial derived from ethylene glycol; it is used in the preparation of modified starch for the paper industry.


gallic

(organic chemistry) Of or pertaining to gallic acid or its derivatives.


glyoxylic acid

(organic chemistry) The aldehyde acid CHO-COOH found in unripe fruit, and as a component of the glyoxylate cycle


halomethyl

(organic chemistry, especially in combination) Any halogen substituted methyl radical or group


glyoxylate

From glyoxylic acid + -ate (“salt or ester”).

(organic chemistry) Any salt or ester of glyoxylic acid.


glyoxylate

en-verb

glyoxylate (third-person singular simple present glyoxylates, present participle glyoxylating, simple past and past participle glyoxylated)

glyoxylates (present singular third-person)
glyoxylating (participle present)
glyoxylated (participle past)
glyoxylated (past)

From glyoxylic acid + -ate (verb-forming suffix).

af

(organic chemistry) To react with glyoxylic acid or a derivative.


furazan

(organic chemistry) The heterocycle 1,2,5-oxadiazole


hexachloroethane

(organic chemistry) The fully chlorinated derivative of ethane CCl₃-CCl₃ that is used as an oxidizing agent, and in munitions


hexadecyl

(organic chemistry) The univalent radical derived from hexadecane


hexadiene

(organic chemistry) Any of several isomers of the alkene having six carbon atoms and two double bonds


hexafluoropropylene

(organic chemistry) The fluorinated derivative of propylene CF₃-CF=CH₂


hexafluoro

(organic chemistry, in combination) Six fluorine atoms in a compound


heptene

(organic chemistry) Any of many isomers of the alkene having seven carbon atoms and one double bond; a mixture of such isomers used in lubricants etc


hexanol

(organic chemistry) Any of many isomers of the saturated aliphatic alcohol having six carbon atoms


hexanone

(organic chemistry) Any of several isomers of the saturated aliphatic ketone having six carbon atoms.


hexanitro

(organic chemistry, in combination) Six nitro groups in a compound


hydrazino

(organic chemistry, in combination) The univalent radical formed from hydrazine by loss of a hydrogen atom


hydroxyethyl

(organic chemistry, especially in combination) The univalent radical HO-CH₂-CH₂- derived from ethylene glycol


hydroxymethyl

(organic chemistry, especially in combination) The univalent radical HO-CH₂-


hydroxylate

en-verb

hydroxylate (third-person singular simple present hydroxylates, present participle hydroxylating, simple past and past participle hydroxylated)

hydroxylates (present singular third-person)
hydroxylating (participle present)
hydroxylated (participle past)
hydroxylated (past)

From hydroxyl + -ate (verb-forming suffix).

(organic chemistry) To introduce a hydroxyl group into a compound.


hexene

(organic chemistry) Any of several isomers of the alkene having six carbon atoms and one double bond


imido

Besides the imido xanthides, we synthesized two xanthogenamides.

1951, Journal of General Chemistry of the USSR in English Translation, page 832:

(organic chemistry) Of or pertaining to an imide


copolymeric

en-adj

copolymeric (comparative more copolymeric, superlative most copolymeric)

more copolymeric (comparative)
most copolymeric (superlative)

(organic chemistry) Of or pertaining to a copolymer


imidazoline

(organic chemistry) A five-membered heterocycle containing three carbon atoms, two non-adjacent nitrogen atoms and one double bond


isobutylamine

(organic chemistry) The aliphatic primary amine 2-methyl-1-propamine


isobutanol

(organic chemistry) The aliphatic alcohol 2-methyl-1-propanol that is used as a solvent and in organic synthesis


isopropenyl

(organic chemistry, especially in combination) The univalent hydrocarbon radical derived from isoprene CH₂=C(CH₃)-


isopentyl

(organic chemistry, especially in combination) isoamyl


isobutyl

(organic chemistry, especially in combination) The univalent hydrocarbon radical derived from isobutanol


iodobenzene

(organic chemistry) Any iodinated derivative of benzene, but especially the mono-substitution compound C₆H₅I that is used in organic synthesis


isophthalate

(organic chemistry) Any salt or ester of isophthalic acid


isohexane

(organic chemistry) Any of several isomers of hexane, or a mixture of these isomers used as a solvent


isopropanol

en-noun

isopropanol (countable and uncountable, plural isopropanols)

(organic chemistry) The aliphatic alcohol 2-propanol; isopropyl alcohol


isoxazole

(organic chemistry) 1,2-oxazole, an isomer of oxazole with many derivatives that have pharmacological activity.


isothiazole

(organic chemistry) An isomer of thiazole 1,2-thiazole, many of whose derivatives have biological activity


isocitric acid

(organic chemistry) An isomer of citric acid that is involved in the citric acid cycle


isosorbide

(organic chemistry) A bicyclic derivative of furan whose nitrates are used as vasodilators


isophthalic acid

(organic chemistry) The isomer of phthalic acid benzene-1,3-dicarboxylic acid used in the synthesis of polymers.


isopropyl alcohol

(organic chemistry) The aliphatic alcohol 2-propanol that is used as a solvent and in many industrial applications.


ketoester

(organic chemistry) Any ester that also contains a ketonic carbonyl group, especially an ester of a keto acid


oxazole

(organic chemistry) A five-membered heterocycle having three carbon atoms, one oxygen atom, one nitrogen atom and two double bonds; the 1,3- isomer is aromatic


maleimide

(organic chemistry) The internal imide of maleic acid, or any of its derivatives; they have a number of industrial applications


benzoyl peroxide

The O–O bond in benzoyl peroxide and the C–N bonds in AIBN homolyze under thermal or photochemical conditions.

2007, Robert B. Grossman, The Art of Writing Reasonable Organic Reaction Mechanisms, →ISBN:

(organic chemistry) A peroxide derived from benzoic acid; it is used to bleach flour, and in many industrial and medical applications.


isatin

isatin (countable and uncountable, plural isatins)

This finding suggests that the gut flora (absent, of course, in germ free animals) are responsible for the generation of most urinary isatin, but that the tissue material derives from a different source.

1993, Vivette Glover, Merton Sandler, “Tribulin and Isatin: An Update”, in Hajime Yasuhara, S. H. Parvez, editors, Monoamine Oxidase: Basic And Clinical Aspects, page 68:

One problem in large scale denim dyeing processes using biologically produced indigo is the undesirable red cast caused by indirubin, which is a structural isomer of indigo formed from indoxyl and isatin, a byproduct of the spontaneous oxidation reaction that converts indoxyl to indigo.

2007, Shang-Tian Yang, Xiaoguang Liu, Yali Zhang, “Chapter 4: Metabolic Engineering - Applications, Methods, and Challenges”, in Shang-Tian Yang, editor, Bioprocessing for Value-Added Products from Renewable Resources, page 81:

Isatin reacts with formaldehyde and a variety of amines in the Mannich reaction to give their respective bases (10), in the absence of an amine, isatin and substituted isatin with formaldehyde give hydroxymethyl isatins (11).

2014, Kiran Gangarapu, Development of Isatin as CNS Agents: Anticonvulsant activity, Anchor Academic Publishing, page 7:

(organic chemistry) The indole derivative 1H-indole-2,3-dione, used in the synthesis of dyes.


limonene

limonene (countable and uncountable, plural limonenes)

(organic chemistry) A monoterpene hydrocarbon 1-methyl-4-prop-1-en-2-yl-cyclohexene found in the essential oils of oranges, lemons and similar fruit, and mainly responsible for their fragrance


mesidine

(organic chemistry) The aromatic primary amine 1-amino-2,4,6-trimethylbenzene; it and its derivative have biochemical activity


menthane

(organic chemistry) Any of a number of isomeric saturated cyclic monoterpene hydrocarbons


malonate

From malonic acid + -ate (“salt or ester”).

(organic chemistry) Any salt or ester of malonic acid.


menthene

(organic chemistry) Any of a number of isomeric cyclic monoterpene hydrocarbons having a single double bond


mesitylene

mesitylene (countable and uncountable, plural mesitylenes)

(organic chemistry) The aromatic hydrocarbon 1,3,5-trimethylbenzene that is present in coal tar and crude oil; it has some use as a solvent


methylpotassium

(organic chemistry) The binary organometallic compound CH₃K that is used in organic synthesis


methylsodium

(organic chemistry) The binary organometallic compound CH₃Na that is used in organic synthesis


methylmagnesium

(organic chemistry, in combination) The univalent organometallic radical CH₃Mg- that is a part of several Grignard reagents


methoxy

(organic chemistry, especially in combination) The univalent radical CH₃-O- derived from methanol


methyllithium

(organic chemistry) The binary organometallic compound CH₃Li that is used in organic synthesis


methanoic

(organic chemistry) Of or pertaining to methanoic acid or its derivatives; having the group HCOO-.


methylate

en-verb

methylate (third-person singular simple present methylates, present participle methylating, simple past and past participle methylated)

methylates (present singular third-person)
methylating (participle present)
methylated (participle past)
methylated (past)

From methyl + -ate (verb-forming suffix).

(organic chemistry) To add a methyl group to a compound


monoimine

(organic chemistry) Any compound having a single imine group


monoetherate

(organic chemistry) Any compound having a single etherate group


monohydride

(organic chemistry) Any hydride having a single hydrogen atom


napththyl

(organic chemistry, especially in combination) Either of the two isomeric univalent hydrocarbon radicals derived from naphthalene


mononitration

(organic chemistry) Any nitration reaction in which a single nitro group is introduced into a compound.


monoxime

(organic chemistry) Any compound having a single oxime group


monoene

(organic chemistry) An alkene having a single double bond


monofunctional

(organic chemistry) Having a single functional group


nickelocene

(organic chemistry) The nickel metallocene bis(cyclopentadienyl)nickel.


methanolic

The isolates tested showed the highest susceptibility to the extracts with higher phenolic compounds content, ie the methanolics.

2014 January, V Pereira, C Dias, MC Vasconcelos, E Rosa, MJ Saavedra, “Antibacterial activity and synergistic effects between Eucalyptus globulus leaf residues (essential oils and extracts) and antibiotics against several isolates of respiratory tract infections (Pseudomonas aeruginosa)”, in Industrial Crops and Products, volume 52:

Methanolics and aqueous leaf extracts revealed the presences of alkaloids, tannins, phenols and flavonoid in high amount in most of the plants.

2015, TB Saidu, M Galadima, ME Abalaka, AA Jigam, “Antibacterial activity of eight medicinal plants against Diarrhoea pathogens”, in Nigerian Journal of Technological Research, volume 10, number 1:

The residues remaining from removal of free methanolics after the heat treatments described in above section were subjected to hydrolysis with 25 ml of alkaline solution (0.1 M NaOH; pH 12.0) at 24°C/12 hr and then subjected to centrifugation for 10 min at 10,000 × g.

2019 May, Muhammad H. Alu’datt, Taha Rababah, Stan Kubow, Inteaz Alli, “Molecular changes of phenolic–protein interactions in isolated proteins from flaxseed and soybean using Native‐PAGE, SDS‐PAGE, RP‐HPLC, and ESI‐MS analysis”, in Journal of Food Biochemistry, volume 43, number 5:

(organic chemistry) A compound that contains methanol.


nitrocarbon

(organic chemistry) Any nitro derivative of a hydrocarbon, especially of an aliphatic hydrocarbon


nitroamide

(organic chemistry) Any N-nitro derivative of an amide


nitroamine

(organic chemistry) Any N-nitro derivative of an amine


naphthyridine

(organic chemistry) A bicyclic heterocycle containing a pyridine ring fused to that of dihydropyridine ring


nitroform

(organic chemistry) The explosive nitro compound CH(NO₂)₃, analogous to chloroform; trinitromethane


nitroethane

(organic chemistry) The aliphatic nitro compound CH₃-CH₂-NO₂ that is used as a specialist solvent, and as a fuel additive


methanoate

From methanoic acid + -ate (“salt or ester”).

(organic chemistry) Any salt or ester of methanoic acid; a formate.


nitrohumic acid

en-noun

nitrohumic acid (plural nitrohumic acids)

(organic chemistry) Any of a range of compounds obtained by the nitration of coal, sometimes used as soil conditioners or in ion exchange


morpholine

(organic chemistry) A six-membered, saturated heterocycle tetrahydro-1,4-oxazine containing four carbon atoms, one nitrogen and one oxygen atom; it has a number of industrial applications.


nitroaryl

(organic chemistry) Describing any aryl radical containing one or more nitro groups


nitroaromatic

(organic chemistry) Describing any aromatic compound containing one or more nitro groups


nitromethyl

(organic chemistry, especially in combination) The univalent radical NO₂-CH₂- derived from nitromethane


nitrophenyl

(organic chemistry) Any univalent radical derived from a nitrophenol


nitroxylene

(organic chemistry) Any nitro derivative of xylene


nitrotoluene

(organic chemistry) Any of several nitro derivatives of toluene; they have a number of industrial uses, and those with multiple nitro groups are explosive


nitrosourea

(organic chemistry) The nitroso derivative of urea NH₂-CONH-N=O, or any of its derivatives, many of which are pharmaceuticals


nitrophenol

(organic chemistry) Any of several nitro derivatives of phenol that are used as parasiticides


triamine

(organic chemistry) Any compound having three amino groups


norbornadiene

norbornadiene (countable and uncountable, plural norbornadienes)

(organic chemistry) The unsaturated, bicyclic hydrocarbon bicyclo[2.2.1]hepta-2,5-diene that is used in the synthesis of complex polycyclic hydrocarbons.


norspermidine

(organic chemistry) The triamine N-(3-aminopropyl)propane-1,3-diamine that occurs in some plants and bacteria


octyne

(organic chemistry) Any of many isomeric alkynes having eight carbon atoms and one triple bond


octene

(organic chemistry) Any of many isomeric alkenes having eight carbon atoms and one double bond; some of them are used in the manufacture of polymers


spermidine

spermidine (countable and uncountable, plural spermidines)

(organic chemistry) The triamine N-(3-aminopropyl)butane-1,4-diamine, originally obtained from semen, that is involved in cell metabolism.


monoolein

(organic chemistry) Any monoglyceride of oleic acid


triolein

(organic chemistry) The triglyceride of oleic acid.


oleoyl

(organic chemistry, especially in combination) The univalent carbonyl radical derived from oleic acid


diolein

(organic chemistry) Any diglyceride of oleic acid


organoruthenium

(organic chemistry) Describing any organic compound containing a carbon to ruthenium bond


organozinc

(organic chemistry) Describing any organic compound containing a carbon to zinc bond


organocadmium

(organic chemistry) Describing any organic compound containing a carbon to cadmium bond


organoaluminium

(organic chemistry) Describing any organic compound containing a carbon to aluminium bond

organoalluminico

describing any organic compound containing a carbon to aluminium bond


organogermanium

(organic chemistry) Describing any organic compound containing a carbon to germanium bond


organopalladium

(organic chemistry) Describing any organic compound containing a carbon to palladium bond


organosilyl

(organic chemistry) Describing any organic compound containing a carbon to silicon bond


organonickel

(organic chemistry) Describing any organic compound containing a carbon to nickel bond


organotitanium

(organic chemistry) Describing any organic compound containing a carbon to titanium bond


oxepin

(organic chemistry) The unsaturated seven-membered heterocycle containing six carbon atoms, one oxygen atom and three double bonds; it is tautomeric with the epoxide benzene oxide


orthocarbonate

(organic chemistry) Any polyether, of general formula C(O-R)₄, formally derived from orthocarbonic acid


orthoformate

(organic chemistry) Any orthoester, formally derived from formic acid, of general formula HC(OR)₃


organolead

(organic chemistry) Describing any organic compound containing a carbon to lead bond


organocopper

(organic chemistry) Describing any organic compound containing a carbon to copper bond


orthobenzoate

(organic chemistry) Any orthoester, formally derived from benzoic acid, of general formula C₆H₅-C(OR)₃


oxazine

(organic chemistry) Any unsaturated six-membered heterocycle containing four carbon atoms, one oxygen, one nitrogen atom and two double bonds


organoarsenic

(organic chemistry) Describing any organic compound containing a carbon to arsenic bond


oxathiane

(organic chemistry) Any of three isomeric six-membered saturated heterocycles containing four carbon atoms, one oxygen and one sulfur atom


orthoester

(organic chemistry) Any compound, of general formula R-C(OR^')₃, having three alkoxy groups on a single carbon atom


paraldehyde

paraldehyde (countable and uncountable, plural paraldehydes)

(organic chemistry) A cyclic trimer of acetaldehyde once used as an antidepressant.


organolithium

(organic chemistry) Describing any organic compound containing a carbon to lithium bond.


organolithium

(organic chemistry) Any organic compound containing a carbon to lithium bond.


organotin

(organic chemistry) Describing any organic compound containing a carbon to tin bond


pentaerythritol

pentaerythritol (countable and uncountable, plural pentaerythritols)

(organic chemistry) The polyhydric alcohol 2,2-bis(hydroxymethyl)1,3-propanediol C(CH₂OH)₄


nitrosation

nitrosation (countable and uncountable, plural nitrosations)

(organic chemistry) The conversion of an amine or other compound into a nitroso compound


organomercury

(organic chemistry) Describing any organic compound containing a carbon to mercury bond.

有機汞 /有机汞

of an organic compound, containing a carbon to mercury bond


peracetate

(organic chemistry) Any salt or ester of peracetic acid


pentyne

(organic chemistry) Any of several isomeric alkynes having five carbon atoms and one triple bond


perhaloalkane

(organic chemistry) Any compound obtained by replacing every hydrogen atom of an alkane by that of a halogen


peracetic

(organic chemistry) Of or pertaining to peracetic acid or its derivatives.


perhydro

(organic chemistry, in combination) Describing any saturated compound or radical in which every double bond has been replaced as if by the addition of hydrogen


peracetic acid

(organic chemistry) The peroxy derivative of acetic acid CH₃-CO-OOH; it is a powerful oxidizing agent and disinfectant though can be explosive


orthoacetate

(organic chemistry) Any orthoester, formally derived from acetic acid, of general formula CH₃C(OR)₃


pentene

(organic chemistry) Any of several isomeric alkenes having five carbon atoms and one double bond

pentè

any of several isomeric alkenes having five carbon atoms and one double bond


peroxidation

peroxidation (countable and uncountable, plural peroxidations)

Furthermore, wedelolactone also increased the activities of superoxidase dismutase (SOD) and glutathione peroxidase (GSH-Px) and decreased the level of the lipid peroxidation product malondialdehyde (MDA) in the liver, therefore decreasing the activity of alanine aminotransferase (ALT).

2015 July 14, “Wedelolactone Regulates Lipid Metabolism and Improves Hepatic Steatosis Partly by AMPK Activation and Up-Regulation of Expression of PPARα/LPL and LDLR”, in PLOS ONE, →DOI:

(organic chemistry) The reaction of a double bond with a peroxide.


performic acid

(organic chemistry) The simplest organic peracid H-CO-OOH that is used to cleave the disulfide links in peptides


pentazole

(organic chemistry) Any organic derivative of this compound; they are explosive


tetrazine

(organic chemistry) Any six-membered heterocycle having two carbon atoms, four nitrogen atoms and three double bonds


tetrazole

(organic chemistry) A five-membered heterocycle having one carbon atom, four nitrogen atoms and two double bonds


thiazine

thiazine (countable and uncountable, plural thiazines)

(organic chemistry) A six-membered heterocycle containing four carbon atoms, one nitrogen and one sulfur atom, and two double bonds.


phenothiazine

(organic chemistry) A polycyclic heterocycle consisting of two benzene rings fused to one of thiazine; thiodiphenylamine, dibenzothiazine


phenoxy

(organic chemistry, especially in combination) The univalent radical C₆H₅O- derived from phenol by loss of a hydrogen atom


phosphonite

(organic chemistry) Any organophosphorus compound of general formula (RO)₂(R^')P


phorone

diisopropylidene acetone
diisopropylidene acetone

(organic chemistry) The unsaturated aliphatic ketone 2,6-dimethyl-2,5-heptadien-4-one obtained from camphor; diisopropylidene acetone


phosphinate

(organic chemistry) Any organophosphorus compound of general formula R₂(R^'O)P=O


phenylhydrazine

(organic chemistry) The phenyl derivative of hydrazine C₆H₅-NH-NH₂; it is used in the synthesis of indoles, and in the analysis of sugars etc.


picryl

picryl (countable and uncountable, plural picryls)

(organic chemistry, especially in combination) The univalent radical, analogous to phenyl, derived from picric acid


picramate

(organic chemistry) Any derivative (equivalent to a salt or ester) of picramic acid


picramic acid

(organic chemistry) The phenol 2-amino-4,6-dinitrophenol produced by the reduction of picric acid; it is used in the manufacture of azo dyes


phthalocyanine

(organic chemistry) Any of a family of macrocyclic compounds having a structure similar to that of porphyrin; they are blue/green pigments that are used in plastics and enamels.


phthalimide

(organic chemistry) The imide of phthalic acid, used in the manufacture of some plastics.


picoline

(organic chemistry) Any of three isomeric methyl derivatives of pyridine, analogous to toluene


pivalate

From pivalic acid + -ate (“salt or ester”).

(organic chemistry) Any salt or ester of pivalic acid; trimethylacetate.


polychlorobiphenyl

polychlorinated biphenyl
polychlorinated biphenyl

(organic chemistry) polychlorinated biphenyl


polychlorotrifluoroethylene

(organic chemistry) A polymer of chlorotrifluoroethylene


polyisobutene

(organic chemistry) A polymer of isobutene; butyl rubber.


piperidone

(organic chemistry) Any of three isomeric compounds derived from piperidine by substituting a carbonyl for a methylene group


pivalic acid

(organic chemistry) The aliphatic carboxylic acid 2,2-dimethylpropanoic acid


polyacrylonitrile

(organic chemistry) Any polymer or copolymer of acrylonitrile; they are mostly resins that are used to make fibers for fabrics


pinene

(organic chemistry) Either of two isomeric bicyclic monoterpene hydrocarbons that are the principal components of pine resin


polychloroprene

(organic chemistry) Synonym of neoprene.


propanal

propanal (countable and uncountable, plural propanals)


propionaldehyde

propionaldehyde (countable and uncountable, plural propionaldehydes)

(organic chemistry) The aliphatic aldehyde CH₃-CH₂-CHO; it is used in the manufacture of plastics etc.


propanoate

From propanoic acid + -ate (“salt or ester”).

(organic chemistry) Any salt or ester of propanoic acid; propionate.


propionitrile

propionitrile (countable and uncountable, plural propionitriles)

(organic chemistry) The nitrile CH₃-CH₂-CN; ethyl cyanide


propiophenone

(organic chemistry) The ketone C₆H₅-CO-CH₂-CH₃; ethyl phenyl ketone


porphin

(organic chemistry) A ring or four pyrrole rings linked by methine groups; it is the structure at the centre of hemoglobin, chlorophyll and other porphyrins


propargyl

(organic chemistry) The univalent radical HC≡C-CH₂- derived from propyne


propylidene

(organic chemistry, especially in combination) The divalent radical CH₃-CH₂-CH=


pyridinamine

(organic chemistry) Any of three isomeric amino derivatives of pyridine; many of their derivatives are pharmaceuticals


quinolyl

(organic chemistry, in combination) A univalent radical derived from quinoline


quaternation

quaternation (countable and uncountable, plural quaternations)

quaternary ammonium compound
quaternary ammonium compound

(organic chemistry) The conversion of an amine into a quaternary ammonium compound.


pyridazine

(organic chemistry) A diazine in which the two nitrogen atoms are in the ortho- positions; many of its derivatives are pharmaceuticals, herbicides etc


pyrazine

(organic chemistry) A diazine in which the two nitrogen atoms are in the para- positions; many of its derivatives are pharmaceuticals.


pyrocarbonate

(organic chemistry) Any ester of the hypothetical pyrocarbonic acid, having general formula R-O-CO-O-CO-O-R


quinazoline

quinazoline (countable and uncountable, plural quinazolines)

(organic chemistry) A bicyclic aromatic heterocycle consisting of a benzene ring fused to one of pyrimidine; some of its derivatives are pharmaceuticals


rotane

(organic chemistry) Any of a class of hydrocarbons consisting of spiro-linked cyclopropane units only, but with a common [n]membered ring in the middle; they are named n-rotanes depending on the size of the inner ring


triangulane

(organic chemistry) Any of a class of hydrocarbons consisting of linear, branched and cyclic aggregates of spiro-linked cyclopropane units; they are named n-triangulanes depending on number of cyclopropane rings


silole

(organic chemistry) A five-membered heterocycle having four carbon atoms, one silicon atom and two double bonds; it is analogous to cyclopentadiene


salicylaldehyde

salicylaldehyde (countable and uncountable, plural salicylaldehydes)

(organic chemistry) The aromatic aldehyde 2-hydroxybenzaldehyde


oligocyclopropyl

(organic chemistry) Describing a compound having a short chain of linked cyclopropane rings


isodesmic

(organic chemistry) in which the types of bonds that are made in forming the products are the same as those which are broken in the reactants


hydromagnesiation

(organic chemistry) Reaction with an organomagnesium compound


cyclopropanation

Aldrichimica Acta Volume 30 No 4 (pdf) from Sigma-Aldrich
In summary, the cyclopropanation reaction of rhodium-stabilized vinylcarbenoids has great utility since it is highly diastereoselective, and the resulting vinylcyclopropanes are versatile synthetic intermediates.

(organic chemistry) Any reaction that introduces a cyclopropane ring into a compound.


fulvenyl

(organic chemistry) Any univalent radical derived from a fulvene.


organomagnesium

(organic chemistry) Describing any organic compound containing a carbon to magnesium bond


diazoacetate

From diazoacetic acid + -ate (“salt or ester”).

af

Aldrichimica Acta Volume 30 No 4 (pdf) from Sigma-Aldrich
Considering the range of chiral catalysts that are available for diazoacetate decomposition, the development of reaction conditions for asymmetric vinylcarbenoid cyclopropanations had initially been considered to be relatively straightforward.

(organic chemistry) Any salt or ester of diazoacetic acid; the esters react with alkenes to form cyclopropane derivatives


spiropentane

(organic chemistry) The simplest triangulane hydrocarbon, C₅H₈, consisting of two spiro-linked cyclopropane rings


diazoacetic acid

(organic chemistry) The compound N₂-CH₂-COOH, whose esters are used in the synthesis of cyclopropane derivatives


sebacate

From sebacic acid + -ate (“salt or ester”).

(organic chemistry) Any salt or ester of sebacic acid.


trialkyl

(organic chemistry, in combination) Three alkyl groups in a compound


rhodanine

en-noun

rhodanine (countable and uncountable, plural rhodanines)

From ammonium rhodanide + -anine. (Ammonium rhodanide reacts with chloroacetic acid to produce rhodanine.)

(organic chemistry) The heterocycle 2-thioxy-4-thiazolidinone, some of whose derivatives show anti-viral activity


spiroacetal

(organic chemistry) Any acetal in which the two ether groups are connected by a bridge


sulfamoyl

(organic chemistry, especially in combination) The univalent radical NH₂-SO₂- derived from sulfamide


substitutive nomenclature

(organic chemistry) A system for naming organic compounds in which a functional group is used either as a prefix or a suffix to the name of a parent compound e.g. trinitrotoluene or benzenesulfonic acid


sulfolane

(organic chemistry) The compound tetrahydrothiophene 1,1-dioxide that is used as a specialized solvent


tetraallyl

tetraallyl (countable and uncountable, plural tetraallyls)

(organic chemistry, in combination) Four allyl groups in a compound


tetrabromo

(organic chemistry, in combination) Four bromo groups in a compound


sulfonic

(organic chemistry) Of or pertaining to a sulfonic acid or its derivatives.


sulfanilic acid

(organic chemistry) The compound p-aminobenzenesulfonic acid, used in the manufacture of dyes and pharmaceuticals.

sulfanilate

coordinate as a base versus an acid, but synonymous in the practical sense that the conjugate base and conjugate acid coexist in solution


succinate

From succinic acid + -ate (“salt or ester”).

(organic chemistry) Any salt or ester of succinic acid.


stearic

From French stéarique, from στέαρ (stéar, “tallow”) + -ique.

(organic chemistry) Of or relating to stearic acid or its derivatives.


tetrachlorosilane

silicon tetrachloride
silicon tetrachloride

(organic chemistry) silicon tetrachloride


tetraene

(organic chemistry, especially in combination) Any compound having four carbon-carbon double bonds


tetralone

(organic chemistry) Either of two isomers of the bicyclic ketone benzocyclohexanone containing a benzene ring fused with that of cyclohexanone; it is use in the synthesis of other compounds, especially the contraceptive 18-methyl norethisterone


tetracyclo

(organic chemistry, in combination) Having four rings


sulfamide

sulfamide (countable and uncountable, plural sulfamides)

(countable, organic chemistry) Any N-derivative of this compound


tetraethyllead

tetraethyllead (usually uncountable, plural tetraethylleads)

(organic chemistry) Alternative spelling of tetraethyl lead


tetrazene

tetrazene (countable and uncountable, plural tetrazenes)

(countable, organic chemistry) Any organic derivative of this compound; especially the explosive 1(5-tetrazolyl)-4-guanyltetrazene hydrate


tetraoxane

(organic chemistry) A six-membered saturated heterocycle having two carbon atoms and four oxygen atoms; especially the isomer having two peroxide groups (as in the acetone peroxide dimer)


tetrachloromethane

carbon tetrachloride
carbon tetrachloride

(organic chemistry) carbon tetrachloride


tetradecane

(organic chemistry) Any of very many isomers of the aliphatic hydrocarbon having fourteen carbon atoms (C₁₄H₃₀)


stearin

stearin (usually uncountable, plural stearins)

From French stéarine, from Ancient Greek στέαρ (stéar, “fat”).

1860, Oil, entry in The Penny Cyclopædia of the Society for the Diffusion of Useful Knowledge, Volumes 16: Murillo—Organ, page 415,
When exposed to the temperature of 32°, it deposits stearin, and the oil separated from the stearin by filtration is soluble in 0.82 of pure alcohol when heated to about 168° Fahr.

Palmkernel (PK) oil is fractionated in one step to concentrate the triglycerides containing medium-chain fatty acids (lauric and myristic) into a stearin fraction.

1997, Ralph E. Timms, “8: Fractionation”, in Frank D. Gunstone, Fred B. Padley, editors, Lipid Technologies and Applications, page 217:

Stearin is a hard, nongreasy substance, an ester of stearic acid, that is mixed with molten tallow at about a 1:9 ratio to make a tallow candle that is harder, burns longer, and does not give off the usual smoke and unpleasant odors of ordinary tallow.

2008, Matthew Stein, When Technology Fails, page 411:

(organic chemistry) A glyceride (especially the triglyceride) of stearic acid


thallation

(organic chemistry) Any reaction of a thallium compound with an organic compound in which a thallium to carbon bond is formed.


thiadiazoline

(organic chemistry) Any of several isomeric five-membered heterocycles having two carbon atoms, two nitrogen atoms, one sulfur atom and one double bond


thiadiazole

(organic chemistry) Any of several isomeric five-membered heterocycles having two carbon atoms, two nitrogen atoms, one sulfur atom and two double bonds


thiatriazole

(organic chemistry) Any of several isomeric five-membered heterocycles having one carbon atoms, three nitrogen atoms, one sulfur atom and two double bonds


thiatriazoline

(organic chemistry) Any of several isomeric five-membered heterocycles having one carbon atoms, three nitrogen atoms, one sulfur atom and one double bond


thioacetone

(organic chemistry) The thioketone CH₃-CS-CH₃, an analogue of acetone


thiocarbonyl

(organic chemistry) The divalent radical S=C< characteristic of thioketones


thiocarbazide

(organic chemistry) The thiocarbonyl derivative of hydrazine (NH₂-NH)₂CS that is used in the synthesis of herbicides etc.


toluamide

(organic chemistry) Any amide derived from a toluic acid


thiocyanogen

(organic chemistry) The pseudohalogen N≡C-S-S-C≡N


thiocresol

(organic chemistry) Either of the three isomeric thiophenols derived from toluene equivalent to the cresols


tolyl

(organic chemistry) Any of the three isomeric univalent aromatic radicals derived from toluene


thiuram

(organic chemistry) The univalent radical of general formula R₂N-CS- most often encountered as a disulfide


thiophenol

(organic chemistry) Any aromatic thiol equivalent to a phenol


thiolactone

(organic chemistry) Any of a class of compounds formally derived from the lactones by replacing either, or both, of the oxygen atoms with sulfur


trinitrosyl

(organic chemistry, in combination) Three nitrosyl groups in a compound


trichloroacetate

trichloroacetic acid
trichloroacetic acid

(organic chemistry) Any salt or ester of trichloroacetic acid


thioperoxide

(organic chemistry) Any of a class of compounds, of general formula R-S-O-R^' formally derived from the peroxides by replacing one oxygen atom with sulfur


trinitro

(organic chemistry, in combination) Three nitro groups in a compound


tributyl

(organic chemistry, in combination) Three butyl groups in a compound


triallyl

(organic chemistry, in combination) Three allyl groups in a compound


triphenyl

triphenyl (countable and uncountable, plural triphenyls)

(organic chemistry, in combination) Three phenyl groups in a compound

(organic chemistry) An oligophenyl having three benzene rings


triaryl

(organic chemistry, in combination) Three aryl groups in a compound


thiirane

(organic chemistry) The saturated three-membered heterocycle containing two carbon atoms and one sulfur atom; ethylene sulfide


trichlorobenzene

(organic chemistry) Any of three isomeric chlorinated derivatives of benzene C₆H₃Cl₃ that have a number of industrial uses


trichlorophenol

(organic chemistry) Any of several isomeric chlorinated derivatives of phenol C₆H₂Cl₃-OH that are used as fungicides and bactericides.


trinitroaniline

(organic chemistry) The nitro derivative of aniline that is used as an explosive; picramide


transesterification

(organic chemistry) The reaction of an ester with an alcohol in order to replace the alkoxy group; it is used in the synthesis of polyesters and in the production of biodiesel


trihydric

(organic chemistry) Having three hydroxy groups.


triazine

(organic chemistry) Any of three isomeric aromatic heterocycles containing three carbon atoms, three nitrogen atoms and three double bonds


toluenesulfonic acid

toluenesulfonic acid (plural toluenesulfonic acids)

(organic chemistry) Any of three isomeric sulfonic acids derived from toluene, but especially p-toluenesulfonic acid known as tosyl acid that has many industrial uses


trichloroacetic acid

(organic chemistry) The chlorinated derivative of acetic acid CCl₃-COOH used as a herbicide and topical antiseptic


triflate

trifluoromethanesulfonic acid
trifluoromethanesulfonic acid

(organic chemistry) Any salt or ester of trifluoromethanesulfonic acid


triol

(organic chemistry) Any trihydroxy alcohol


trioxane

(organic chemistry) Any saturated six-membered heterocycle having three carbon atoms and three oxygen atoms


triethylamine

triethylamine (countable and uncountable, plural triethylamines)

(organic chemistry) The tertiary amine (CH₃-CH₂)₃N, having many industrial uses.


triyne

(organic chemistry) Any alkyne that has three triple bonds


thiourea

/θaɪoʊjʊˈɹi.ə/

(organic chemistry) Any of a class of compounds based on NH₂-CS-NH₂, formally derived from urea by replacing the oxygen atom with sulfur, used in photography as a fixing agent, in inorganic synthesis, and in medicine as an antithyroid drug.


valeraldehyde

(organic chemistry) The aliphatic aldehyde, having five carbon atoms, related to valeric acid


uronium

(organic chemistry) The univalent cation formed by protonating the oxygen atom of urea.


triene

(organic chemistry) Any alkene that has three double bonds


thioquinone

(organic chemistry) Any of a class of compounds formally derived from the quinones by replacing either, or both, of the oxygen atoms with sulfur


trione

(organic chemistry) Any ketone having three carbonyl groups


vinylamine

(organic chemistry) The enamine CH₂=CH-NH₂, used in the manufacture of some polymers


toluidine

Coined in 1845 by James Sheridan Muspratt and August Wilhelm von Hofmann who discovered the compound in the same year. They appended -ine to nitrotoluide, an obsolete term for nitrotoluene, which they reduced to get toluidine. Further, from German Nitrotoluid, from Toluid, an obsolete term for toluyl radical, both proposed by Jöns Jacob Berzelius in 1843 after tolu (Tolu balsam), which itself is from the Colombian city of Tolú, from Spanish tolúes (“name of a pre-Columbian people of the area”).
By surface analysis, toluene + -idine

der

(organic chemistry) Any of the three isomeric aromatic amines derived from toluene; they are used in the synthesis of certain dyes

August Wilhelm von Hofmann
James Sheridan Muspratt
Jöns Jacob Berzelius
Tolu balsam
toluidine


unsubstituted

en-adj

unsubstituted (comparative more unsubstituted, superlative most unsubstituted)

more unsubstituted (comparative)
most unsubstituted (superlative)

(organic chemistry) Having no substituents


vinylacetylene

(organic chemistry) A dimer of acetylene (butenyne) CH₂=CH-C≡CH, used in the manufacture of some polymers


triethyl

(organic chemistry, in combination) Three ethyl groups in a compound


tosylate

toluenesulfonic acid
toluenesulfonic acid

(organic chemistry) Any salt or ester of toluenesulfonic acid


tosylate

en-verb

tosylate (third-person singular simple present tosylates, present participle tosylating, simple past and past participle tosylated)

tosylates (present singular third-person)
tosylating (participle present)
tosylated (participle past)
tosylated (past)

(organic chemistry) To modify by the addition of one or more tosyl groups


xylidine

(organic chemistry) Any of six isomeric aromatic amines (CH₃)₂C₆H₃NH₂ derived from the xylenes


valencene

From Valencia + -ene, after the variety of orange.

(organic chemistry) The sesquiterpene octahydro-1,8a-dimethyl-7-(1-methylethenyl)naphthalene, which has a citrus aroma


aceanthrylene

(organic chemistry) A polycyclic aromatic hydrocarbon containing an unsaturated five-membered ring ortho- and peri-fused to the 1- and 9- positions of anthracene


acephenanthrene

(organic chemistry) A polycyclic aromatic hydrocarbon containing an unsaturated five-membered ring ortho- and peri-fused to the 1- and 9- positions of phenanthrene


acridophosphine

(organic chemistry) A tricyclic aromatic heterocycle formally derived from acridine by replacing the nitrogen atom with phosphorus


acenaphthylene

en-noun

acenaphthylene (countable and uncountable, plural acenaphthylenes)

polycyclic aromatic hydrocarbon
polycyclic aromatic hydrocarbon

(organic chemistry) A polycyclic aromatic hydrocarbon containing an unsaturated five-membered ring ortho- and peri-fused to the 1- and 9- positions of naphthalene.


arsindolizine

(organic chemistry) The heterocycle formally derived from indolizine by replacing the nitrogen atom with one or arsenic


indolizine

(organic chemistry) A bicyclic heterocycle that is an isomer of indole


isoarsindole

(organic chemistry) The heterocycle formally derived from isoindole by replacing the nitrogen atom with one or arsenic


arsanthridine

(organic chemistry) The heterocycle formally derived from phenanthridine by replacing the nitrogen atom with one or arsenic


isophosphinoline

(organic chemistry) A heterocycle formally derived from isoquinoline by replacing the nitrogen atom with phosphorus


isoarsinoline

(organic chemistry) The heterocycle formally derived from isoquinoline by replacing the nitrogen atom with one or arsenic


phosphindole

(organic chemistry) A heterocycle formally derived from indole by replacing the nitrogen atom with phosphorus


arsinoline

(organic chemistry) The heterocycle formally derived from quinoline by replacing the nitrogen atom with one or arsenic


isophosphindole

(organic chemistry) A heterocycle formally derived from isoindole by replacing the nitrogen atom with phosphorus


arsinolizine

(organic chemistry) The heterocycle formally derived from quinolizine by replacing the nitrogen atom with one or arsenic


phosphindolizine

(organic chemistry) A heterocycle formally derived from indolizine by replacing the nitrogen atom with phosphorus


oxepine

(organic chemistry) An unsaturated seven-membered heterocycle having six carbon atoms, one oxygen atom and three double bonds


oxocane

(organic chemistry) A saturated eight-membered heterocycle having seven carbon atoms and one oxygen atom


oxepane

(organic chemistry) A saturated seven-membered heterocycle having six carbon atoms and one oxygen atom


azocane

(organic chemistry) A saturated eight-membered heterocycle having seven carbon atoms and one nitrogen atom


oxocine

(organic chemistry) An unsaturated eight-membered heterocycle having seven carbon atoms, one oxygen atom and three double bonds


phosphinolizine

(organic chemistry) A heterocycle formally derived from quinolizine by replacing the nitrogen atom with phosphorus.


benzazocine

(organic chemistry) A bicyclic heterocycle consisting of a benzene ring fused to that of azocine


thiocane

(organic chemistry) A saturated eight-membered heterocycle having seven carbon atoms and one sulfur atom


thiepane

(organic chemistry) A saturated seven-membered heterocycle having six carbon atoms and one sulfur atom.


benzocycloheptene

(organic chemistry) A bicyclic hydrocarbon consisting of a benzene ring fused to that of cycloheptene


thiepine

(organic chemistry) An unsaturated seven-membered heterocycle having six carbon atoms, one sulfur atom and three double bonds


benzoheterocycle

(organic chemistry) Any polycyclic heterocycle consisting of a benzene ring fused to that of another heterocycle


benzothiopyran

(organic chemistry) A bicyclic heterocycle consisting of a benzene ring fused to that of thiopyran


thiopyran

(organic chemistry) An unsaturated six-membered heterocycle consisting of five carbon atoms. one sulfur atom and two double bonds


benzisothiazole

(organic chemistry) A bicyclic heterocycle consisting of a benzene ring fused to that of isothiazole


thiocine

(organic chemistry) An unsaturated eight-membered heterocycle having seven carbon atoms, one sulfur atom and three double bonds


benzothiazine

(organic chemistry) A bicyclic heterocycle consisting of a benzene ring fused to that of thiazine


isoindole

(organic chemistry) A bicyclic heterocycle that is an isomer of indole


benzisoxazole

(organic chemistry) A bicyclic heterocycle consisting of a benzene ring fused to that of isoxazole


cyclooctene

(organic chemistry) A cycloalkene having eight carbon atoms and one double bond


oxadiazine

(organic chemistry) An unsaturated six-membered heterocycle having three carbon atoms, one oxygen atom, two nitrogen atoms and two double bonds


dibenzimidazole

(organic chemistry) A tricyclic heterocycle consisting of two benzene rings fused to one of imidazole


azocine

From az(a)- (“containing nitrogen in place of carbon”) + oct- + -ine.

af

(organic chemistry) An unsaturated eight-membered heterocycle having seven carbon atoms, one nitrogen atom and four double bonds.


diazecine

(organic chemistry) An unsaturated ten-membered heterocycle having eight carbon atoms, two nitrogen atoms and five double bonds


benzoxepine

(organic chemistry) A bicyclic heterocycle consisting of a benzene ring fused to that of oxepine


diazaphenanthrene

(organic chemistry) Any tricyclic heterocycle formally derived from phenanthrene by replacing two carbon atoms with those of nitrogen


benzothiazole

en-noun

benzothiazole (countable and uncountable, plural benzothiazoles)

(organic chemistry) A bicyclic heterocycle consisting of a benzene ring fused to that of thiazole


diisoquinoline

(organic chemistry) A polycyclic heterocycle consisting of two fused isoquinoline rings


diindole

(organic chemistry) A bicyclic heterocycle consisting of two fused indole rings


oxathiole

(organic chemistry) An unsaturated five-membered heterocycle having three carbon atoms, one oxygen atom, one sulfur atom and one double bond


benzoxathiole

(organic chemistry) A bicyclic heterocycle consisting of a benzene ring fused to that of oxathiole


dipyrrole

(organic chemistry) A bicyclic heterocycle consisting of two fused pyrrole rings


benzopyridazine

(organic chemistry) A bicyclic heterocycle consisting of a benzene ring fused to that of pyridazine


diazanaphthalene

(organic chemistry) Any bicyclic heterocycle formally derived from naphthalene by replacing two carbon atoms with those of nitrogen


difuran

(organic chemistry) A bicyclic heterocycle consisting of two fused furan rings


pyrrolizine

(organic chemistry) A bicyclic heterocycle consisting of a pyrrole ring fused to that of pyrrolidine


benzopyran

→ Polish: benzopiren

(organic chemistry) Either of two isomeric bicyclic heterocycles consisting of a benzene ring fused to that of pyran, but especially 2-benzopyran


benzoxazine

(organic chemistry) A bicyclic heterocycle consisting of a benzene ring fused to that of oxazine.


dipyridine

(organic chemistry) A bicyclic heterocycle consisting of two fused pyridine rings


chromene

chromene (countable and uncountable, plural chromenes)

(organic chemistry) Synonym of 1-benzopyran


phosphinoline

(organic chemistry) A heterocycle formally derived from quinoline by replacing the nitrogen atom with phosphorus


dithiepine

(organic chemistry) A bicyclic heterocycle consisting of two fused thiepine rings.


dioxole

(organic chemistry) A bicyclic heterocycle consisting of two fused oxole rings


benzoxazole

(organic chemistry) A bicyclic heterocycle consisting of a benzene ring fused to that of oxazole


acridarsine

(organic chemistry) A tricyclic aromatic heterocycle formally derived from acridine by replacing the nitrogen atom with arsenic


azepine

az- (“nitrogen-substituted”) + -epine (from French hepta- (“seven-membered”) + -ine)

(organic chemistry) An unsaturated seven-membered heterocycle having six carbon atoms, one nitrogen atom and three double bonds


diquinoxaline

(organic chemistry) A polycyclic heterocycle consisting of two fused quinoxaline rings


quinoxaline

quinoxaline (countable and uncountable, plural quinoxalines)

(organic chemistry) A bicyclic heterocycle consisting of a benzene ring fused to that of pyrazine.


phosphanthridine

(organic chemistry) A heterocycle formally derived from phenanthridine by replacing the nitrogen atom with phosphorus


heteromonocyclic

(organic chemistry) Of or pertaining to a heteromonocycle


benzotriazole

Researchers analysed samples of nurdles and burnt lumps of plastic from four Sri Lankan beaches for heavy metals and various chemicals, including benzotriazole UV-stabilisers, which are used to prevent discoloration in plastics, bisphenols and polyaromatic hydrocarbons (PAHs).

2022 February 9, Karen McVeigh, “‘Oil spills of our time’: experts sound alarm about plastic lost in cargo ship disasters ”, in The Guardian, Guardian Media Group, retrieved 2022-02-11, Seascape: the state of our oceans:

(organic chemistry) A bicyclic heterocycle consisting of a benzene ring fused to that of triazole


heterobicyclic

(organic chemistry) Of or pertaining to a heterobicycle


heterotricycle

(organic chemistry) Any tricyclic heterocycle


heptahelicene

(organic chemistry) The helicene having seven benzene rings fused into a flat spiral


heteromonocycle

(organic chemistry) Any monocyclic heterocycle


heteranthrene

(organic chemistry) Any heterocycle consisting of two benzene rings fused to a 1,4-diheterabenzene in which the heteroatoms are the same e.g. thianthrene


cinnoline

cinnoline (countable and uncountable, plural cinnolines)


heterobicycle

(organic chemistry) Any bicyclic heterocycle


heptalene

(organic chemistry) A bicyclic hydrocarbon consisting of two fused cycloheptatriene rings


heterotricyclic

(organic chemistry) Of or pertaining to a heterotricycle


diheterabenzene

(organic chemistry) Any heterocycle formally derived from benzene by replacing two carbon atoms by heteroatoms


pentahelicene

(organic chemistry) The helicene having five benzene rings fused into a flat spiral


indacene

(organic chemistry) Either of two isomeric aromatic hydrocarbons consisting of two cyclopentadiene rings fused to one of benzene - as-indacene and s-indacene


benzopyrazole

(organic chemistry) The bicyclic heterocycle composed of a benzene ring fused to that of pyrazole; indazole


hexahelicene

(organic chemistry) The helicene having six benzene rings fused into a flat spiral


hexacene

hexacene (countable and uncountable, plural hexacenes)

(organic chemistry) The acene consisting of six fused benzene rings; any derivative of this compound


isobenzofuran

(organic chemistry) The isomer of benzofuran 2-benzofuran


heterocycloalkane

(organic chemistry) Any saturated heterocycle formally derived from a cycloalkane by replacing one or more carbon atoms with a heteroatom


oxanthrene

(organic chemistry) The tricyclic heterocycle consisting of two benzene rings fused to that of a dioxin ring


benzoxadiazine

(organic chemistry) A bicyclic heterocycle consisting of a benzene ring fused to that of oxadiazine


arsindole

(organic chemistry) The heterocycle formally derived from indole by replacing the nitrogen atom with one of arsenic.


dithiin

(organic chemistry) The unsaturated six-membered heterocycle containing four carbon atoms, two sulfur atoms and two double bonds


azepane

(organic chemistry) A saturated seven-membered heterocycle having six carbon atoms and one nitrogen atom


dipyrrolizine

(organic chemistry) A polycyclic heterocycle consisting of two fused pyrrolizine rings


thianthrene

(organic chemistry) The tricyclic heterocycle consisting of two benzene rings fused to that of a dithiin ring


heteroelement

(organic chemistry) Any element in a heterocyclic ring (or other structure normally built of carbon atoms) that is not carbon


oxirene

(organic chemistry) The unsaturated three-membered heterocycle having two carbon atoms, one oxygen atom and one double bond


isoindoline

(organic chemistry) The isomer of indoline 2-indoline


oxonine

(organic chemistry) The unsaturated nine-membered heterocycle having eight carbon atoms, one oxygen atom and four double bonds


oxathiazole

(organic chemistry) The unsaturated five-membered heterocycle having two carbon atoms, one oxygen atom, one sulfur atom, one nitrogen atom and one double bond


oxaphosphole

(organic chemistry) The unsaturated five-membered heterocycle having three carbon atoms, one oxygen atom, one phosphorus atom and two double bonds.


oxathiine

(organic chemistry) The unsaturated six-membered heterocycle having four carbon atoms, one oxygen atom, one sulfur atom and two double bonds


pentalene

(organic chemistry) The antiaromatic bicyclic hydrocarbon consisting of two fused cyclopentadiene rings


locant

The 2 in hexan-2-one is a locant.

(organic chemistry) That part of the name of a compound (often a letter or number) that describes the position of an atom, residue or functional group.


indazole

From German ind(igo) + -az + -ole. The -az indicates the extra ring nitrogen as compared to indole.


phosphole

(organic chemistry) The unsaturated five-membered heterocycle having four carbon atoms, one phosphorus atom and two double bonds; an analogue of pyrrole


perimidine

(organic chemistry) A tricyclic heterocycle consisting of a dihydri-pyrimidine ring ortho- and peri-fused to naphthalene


phenalene

(organic chemistry) A tricyclic hydrocarbon consisting of a cyclohexene ring ortho- and peri-fused to naphthalene


phenarsazinine

(organic chemistry) A tricyclic heterocycle consisting of two benzene rings fused to arsazine


phenoxaphosphinine

(organic chemistry) A tricyclic heterocycle consisting of two benzene rings fused to oxaphosphine


arsazine

(organic chemistry) The six-membered aromatic heterocycle containing four carbon atoms, one nitrogen atom and one arsenic atom


phosphazine

(organic chemistry) The six-membered aromatic heterocycle containing four carbon atoms, one nitrogen atom and one phosphorus atom


phenophosphazine

(organic chemistry) Alternative form of phenophosphazinine


phenophosphazinine

(organic chemistry) A tricyclic heterocycle consisting of two benzene rings fused to phosphazine


phenoxaphosphine

(organic chemistry) Alternative form of phenoxaphosphinine


oxaphosphine

(organic chemistry) The six-membered unsaturated heterocycle containing four carbon atoms, one oxygen atom, one phosphorus atom and two double bonds


phenoxathiine

(organic chemistry) A tricyclic heterocycle consisting of two benzene rings fused to oxathiine


phenoxazine

(organic chemistry) A tricyclic heterocycle consisting of two benzene rings fused to oxazine


indene

(organic chemistry) The bicyclic hydrocarbon consisting of a benzene ring fused to one of cyclopentadiene


pyrindene

(organic chemistry) Either of two isomeric bicyclic heterocycles consisting of a cyclopentane ring fused to that of pyridine


quinindoline

(organic chemistry) A bicyclic heterocycle consisting of an indole ring fused to one of quinoline; an isomer of quindoline


phthalazine

phthalazine (countable and uncountable, plural phthalazines)

(organic chemistry) A bicyclic heterocycle consisting of a benzene ring fused to pyridazine


tetraphene

(organic chemistry) The angular polyphene composed of a benzene ring fused to anthracene; isomeric with tetracene


polyphene

(organic chemistry) Any aromatic hydrocarbon consisting of fused benzene rings


thiirene

(organic chemistry) The unsaturated three-membered heterocycle containing two carbon atoms, one sulfur atom and a double bond.


trifuran

(organic chemistry) Any compound containing three furan rings


pteridine

(organic chemistry) A bicyclic aromatic heterocycle consisting of fused pyrimidine and pyrazine rings.


thioxanthene

(organic chemistry) The tricyclic heterocycle (sulfur analogue of xanthene) consisting of two benzene rings fused to that of thiopyran


thromboxane

(organic chemistry, medicine) Any of a number of eicosanoids, related to prostaglandin, that have a role in the clotting of blood


quindoline

(organic chemistry) A bicyclic heterocycle consisting of an indole ring fused to one of quinoline; an isomer of quinindoline


picene

(organic chemistry) A polycyclic aromatic hydrocarbon consisting of five fused benzene rings; an isomer of pentacene.


aldotetronic acid

aldotetronic acid (plural aldotetronic acids)

(organic chemistry) Any aldonic acid having four carbon atoms in its chain


aldopentonic acid

aldopentonic acid (plural aldopentonic acids)

(organic chemistry) Any aldonic acid having five carbon atoms in its chain


aldoheptonic acid

aldoheptonic acid (plural aldoheptonic acids)

(organic chemistry) Any aldonic acid having seven carbon atoms in its chain


aldohexonic acid

aldohexonic acid (plural aldohexonic acids)

(organic chemistry) Any aldonic acid having six carbon atoms in its chain


aldotrionic acid

aldotrionic acid (plural aldotrionic acids)

(organic chemistry) Any aldonic acid having three carbon atoms in its chain


allopyranoside

(organic chemistry) Any glycoside of allopyranose


altraric acid

(organic chemistry) The aldaric acid derived from altrose


allomucic acid

(organic chemistry) An isomer of mucic acid.


aldonate

(organic chemistry) Any salt or ester of an aldonic acid


altropyranoside

(organic chemistry) Any glycoside of altropyranose


arabinonate

(organic chemistry) Any salt or ester of arabinoic acid


arabinopyranoside

(organic chemistry) Any glycoside of arabinopyranose


arabinoic acid

(organic chemistry) The aldonic acid derived from arabinose


arabinofuranoside

(organic chemistry) Any glycoside of arabinofuranose


bisphosphate

(organic chemistry) A diphosphate, especially a compound with two phosphate groups attached to a sugar residue


deoxyriboside

(organic chemistry) Any glycoside derived from deoxyribose


dihydroanthracene

(organic chemistry) The tricyclic hydrocarbon, consisting of two benzene rings connected by two methylene group bridges, formed by reduction of anthracene


dianhydride

(organic chemistry) Any compound containing two anhydride groups


dihydrazone

(organic chemistry) Any compound containing two hydrazone groups


dilactone

(organic chemistry) Any compound containing two lactone groups


deoxythymidine

deoxythymidine (countable and uncountable, plural deoxythymidines)


disubstituted

(organic chemistry) Having two substituents


erythraric acid

(biochemistry, organic chemistry) mesotartaric acid


arabinitol

(organic chemistry) The sugar alcohol (2R,4R)-pentane-1,2,3,4,5-pentol


galactarate

From galactaric acid + -ate (“salt or ester”).

af

(organic chemistry) Any salt or ester of galactaric acid


glucuronate

From glucuronic + -ate (“salt or ester”).

(organic chemistry) Any salt or ester of glucuronic acid


glucuronic acid

(organic chemistry) A uronic acid derived from glucose.


gluconate

(organic chemistry) Any salt or ester of gluconic acid


saccharic acid

(organic chemistry) The aldaric acid derived from glucose


iduronic acid

(organic chemistry) A uronic acid that is a component of the glycosaminoglycan heparin


nitro sugar

(organic chemistry) Any nitro derivative of a saccharide


threofuranoside

(organic chemistry) Any glycoside derived from threofuranose


xylofuranoside

(organic chemistry) Any glycoside derived from xylofuranose.


ribopyranoside

(organic chemistry) Any glycoside derived from ribopyranose


lyxopyranoside

(organic chemistry) Any glycoside derived from lyxopyranose


talopyranose

(organic chemistry) The pyranose form of talose


ribofuranoside

(organic chemistry) Any glycoside derived from ribofuranose.


xylopyranoside

(organic chemistry) Any glycoside derived from xylopyranose.


mannonate

From mannonic acid + -ate (“salt or ester”).

(organic chemistry) Any salt or ester of mannonic acid.


salmin

(organic chemistry) Alternative form of salmine


methanesulfonate

methanesulfonic acid
methanesulfonic acid

(organic chemistry) Any salt or ester of methanesulfonic acid; a mesylate


neoglycoprotein

(organic chemistry) Any synthetic or modified glycoprotein


monocarboxylic

(organic chemistry) Having a single carboxyl or carboxylic acid group


methanesulfonic acid

en-noun

methanesulfonic acid (plural methanesulfonic acids)

(organic chemistry) The simplest organic sulfonic acid CH₃SO₂OH


pentaacetate

(organic chemistry) Any compound, but especially a derivative of a sugar, that has five acetate groups


pentonate

From pentonic acid + -ate (“salt or ester”).

(organic chemistry) Any salt or ester of a pentonic acid.


phenylhydrazone

phenylhydrazone (countable and uncountable, plural phenylhydrazones)

(organic chemistry) The hydrazone derivative of benzaldehyde; it is used in the analysis of sugars.


phenylosazone

(organic chemistry) Any osazone derived from phenylhydrazine and a sugar


phosphinite

(organic chemistry) Any organophosphorus compound of general formula P(OR)R₂


polyuronide

(organic chemistry) Any polysaccharide consisting of uronic acid residues, with or without other monosaccharides.


pregnanediol

pregnanediol (countable and uncountable, plural pregnanediols)

(organic chemistry) A steroid formed by the metabolism of progesterone; it is excreted in the urine of pregnant women.


radicofunctional

(organic chemistry) Describing the name of an organic compound that has two parts, the first describing the alkyl, aryl or derived group, and the second describing the functional group: e.g. methyl alcohol.


pyranoid

(organic chemistry) Of, pertaining to, or having the structure of a pyranose


semisystematic

(organic chemistry) Describing a name, part of which is systematic and part of which is trivial


flavonol

(organic chemistry) Any of several flavonoids that have a 3-hydroxyflavone backbone.


mutarotation

mutarotation (countable and uncountable, plural mutarotations)

(organic chemistry, physical chemistry, biochemistry) A dynamic change in the rotation of polarized light as it passes through a fresh solution of some sugars as an equilibrium mixture of anomers is formed

mutarotazione

a dynamic change in the rotation of polarized light


sinigrin

From the species name Sinapis nigra + -in.

When these larvae are transferred to an artificial diet lacking sinigrin, they refuse to eat and, in fact prefer to die rather than accept food lacking what has become an essential attractant.

1993, J. B. Harborne, Introduction to Ecological Biochemistry, 4th edition, page 139:

He also found that pea leaf powder treated with sinigrin gave no significantly different feeding response when compared with the effect of introducing normal leaf powder into the diet.

2012, John Feltwell, Large White Butterfly: the biology, biochemistry and physiology of Pieris brassicae (Linnaeus), page 129:

In black mustard plants, individuals producing higher levels of the phytochemical sinigrin, a compound that reduces fungal densities in the soil, are good competitors against other species that rely on soil fungi for nutrient acquisition.

2013, “III.15: Adaptation to the Biotic Environment”, in David A. Baum, Douglas J. Futuyma, Hopi E. Hoekstra, Richard E. Lenski, Allen J. Moore, Cahterine L. Peichel, Dolph Schluter, Michael C. Whitlock, editors, The Princeton Guide to Evolution, page 302:

(organic chemistry, biochemistry) A glycosinolate glycoside found in many brassicas and related plants which is toxic in large quantities and responsible for the pungent bite of horseradish and hot mustard.


quercetin

quercetin (countable and uncountable, plural quercetins)

Quercetin has gained the attention of the supplement industry, and is now widely promoted as a natural anti-inflammatory and antioxidant magic bullet.

2003, David Hoffmann, Medical Herbalism: The Science and Practice of Herbal Medicine, page 104:

The one daily supplement that often reduces allergic symptoms across the board is the phytonutrient quercetin, a chemical compound known as a bioflavonoid and found in plants.

2005, James Braly, Patrick Holford, Hidden Food Allergies, page 101:

In plasma, quercetin mostly exists as glucuronated, sulfated, and/or methylated quercetin conjugates.

2014, Masuko Kobori, “14: Dietary Quercetin and other Polyphenols: Attenuation of Obesity”, in Ronald Ross Watson, Victor R. Preedy, Sherma Zibadi, editors, Polyphenols in Human Health and Disease, volume 1, page 168:

One study, for example, found that eating a diet rich in quercetin, found in green tea, broccoli and red wine, might help protect against lung cancer, especially in heavy smokers.

2015 August 1, Marta Zaraska, “Bitter truth”, in New Scientist, number 3032, page 27:

(organic chemistry, biochemistry) A flavonol found in many fruits, vegetables, leaves and grains.


thioglycoside

(organic chemistry) Any glycoside in which a hydroxyl group of a sugar is replaced by a sulfide (-SR) group


unacetylated

(organic chemistry, especially of a sugar) Not acetylated


trisphosphate

(organic chemistry) Any compound having three phosphate groups, but especially such a sugar derivative


acylglycerol

(organic chemistry) Any ester of glycerol; glyceride


butyryl

(organic chemistry, especially in combination) The univalent radical C₃H₇COO- derived from butyric acid.


glycolaldehyde

glycolaldehyde (countable and uncountable, plural glycolaldehydes)

(organic chemistry) The hydroxyaldehyde HO-CH₂-CHO related to ethylene glycol; the only biose


cardiolipin

(organic chemistry) Any phospholipid having the structure of a bisphosphatidylglycerol present in the muscles of the heart

cardiolipina

any phospholipid having the structure of a bisphosphatidylglycerol present in the muscles of the heart


deacyl

en-adj

deacyl (comparative more deacyl, superlative most deacyl)

more deacyl (comparative)
most deacyl (superlative)

(organic chemistry) Describing a compound from which one or more acyl groups has been removed


cholesteryl

(organic chemistry) The univalent radical derived from cholesterol.


deacylation

PC remodeling takes place through deacylation and reacylation processes that is defined as the Lands cycle [12 ].

2015 December 19, “Molecular Characterization of Two Lysophospholipid:acyl-CoA Acyltransferases Belonging to the MBOAT Family in Nicotiana benthamiana”, in PLOS ONE, →DOI:

(organic chemistry) The removal of one or more acyl groups from a compound.


heptanoyl

(organic chemistry, especially in combination) The univalent radical derived from heptanoic acid by loss of the hydroxy group


decanoyl

(organic chemistry, especially in combination) The univalent radical derived from decanoic acid by loss of the hydroxy group


hexanoyl

(organic chemistry, especially in combination) The univalent radical derived from hexanoic acid by loss of the hydroxy group; caproyl


lauroyl

(organic chemistry, especially in combination) The univalent radical derived from lauric acid by loss of the hydroxy group


nonanoyl

(organic chemistry, especially in combination) The univalent radical derived from nonanoic acid by loss of the hydroxy group; pelargonoyl


linoleoyl

(organic chemistry, especially in combination) The univalent radical derived from linoleic acid by loss of the hydroxy group


octanoyl

(organic chemistry, especially in combination) The univalent radical derived from octanoic acid by loss of the hydroxy group; capryloyl


pelargonoyl

(organic chemistry, especially in combination) The univalent radical derived from pelargonic acid by loss of the hydroxy group


caproyl

(organic chemistry, especially in combination) The univalent radical derived from caproic acid by loss of the hydroxy group; hexanoyl


capryloyl

(organic chemistry, especially in combination) The univalent radical derived from caprylic acid by loss of the hydroxy group; octanoyl


hexanoic acid

(organic chemistry) Synonym of caproic acid


myristoyl

(organic chemistry, especially in combination) The univalent radical derived from myristic acid by loss of the hydroxy group


palmitoyl

(organic chemistry, especially in combination) The univalent radical derived from palmitic acid by loss of the hydroxy group


stearoyl

(organic chemistry, especially in combination) The univalent radical derived from stearic acid by loss of the hydroxy group


sialoyl

(organic chemistry, especially in combination) The univalent radical derived from sialic acid by loss of the hydroxy group


propionyl

(organic chemistry, especially in combination) The univalent radical derived from propionic acid by loss of the hydroxy group.


undecanoyl

(organic chemistry, especially in combination) The univalent radical derived from undecanoic acid by loss of the hydroxy group


triacyl

(uncountable, organic chemistry, especially in combination) Three acyl groups in a compound


fucosyl

(organic chemistry, especially in combination) The univalent radical derived from fucose


dihydrosphingosine

en-noun

dihydrosphingosine (countable and uncountable, plural dihydrosphingosines)


dipalmitoyl

(uncountable, organic chemistry, especially in combination) Two palmitoyl groups in a compound


monoacyl

(uncountable, organic chemistry, especially in combination) A single acyl group in a compound


difucosyl

(uncountable, organic chemistry, especially in combination) Two fucosyl groups in a compound


monoglycosyl

(uncountable, organic chemistry, especially in combination) A single glycosyl group in a compound


sphinganine

sphinganine (countable and uncountable, plural sphinganines)

(organic chemistry) The aminodiol 2-amino-1,3-octadecanediol that is a component of the sphingolipids; any homologous compound that has other than 18 carbon atoms


dihydroxyacetone

dihydroxyacetone (countable and uncountable, plural dihydroxyacetones)

(organic chemistry) The compound CO(CH₂OH)₂ that has a number of industrial uses


undecanoic acid

saturated fatty acid
saturated fatty acid

(organic chemistry) The saturated fatty acid having 11 carbon atoms - CH₃(CH₂)₉COOH


triphosphoinositide

(organic chemistry) Any bisphosphate of phosphatidylinositol


diphosphoinositide

(organic chemistry) Any phosphate of phosphatidylinositol


glycosylceramide

(organic chemistry) Any glycosyl derivative of a ceramide


glyceroketone

(obsolete, organic chemistry) dihydroxyacetone


glycerophosphoethanolamine

glycerophosphoric acid
glycerophosphoric acid

(organic chemistry) The ethanolamine ester of glycerophosphoric acid


glycerophosphocholine

(organic chemistry) The choline ester of glycerophosphoric acid


glycosylsphingolipid

(organic chemistry) Any sphingolipid containing at least one monosaccharide residue


dodecanol

(organic chemistry) Any aliphatic alcohol derived from a dodecane; but especially lauryl alcohol


lysophosphatidylinositol

(organic chemistry) Any derivative of phosphatidylinositol in which one or both acyl derivatives have been removed by hydrolysis


hexadecanol

(organic chemistry) Any aliphatic alcohol derived from hexadecane, but especially cetyl alcohol


lysophosphatidylethanolamine

(organic chemistry) Any derivative of phosphatidylethanolamine in which one or both acyl derivatives have been removed by hydrolysis


glycerophospholipid

(organic chemistry) Any phospholipid based on glycerol.


inositolphospholipid

(organic chemistry) Any phospholipid containing inositol; phosphatidylinositol


lysophosphatidylcholine

(organic chemistry) Any derivative of phosphatidylcholine in which one or both acyl derivatives have been removed by hydrolysis


glycoglycerolipid

(organic chemistry) Any glycolipid containing at least one sugar residue linked directly to the glycerol moiety


glycerophosphate

But most likely my judgement was distorted by my contempt for his acting the young buck [...] for ever waxing his moustaches and loading himself with medicaments supposed to replace the failing sap of youth, glycerophosphates, formates, nux vomica, yohimba, damiana.

1963, Xavier Herbert, Distubing Element, Sydney: Angus and Robertson, page 178:

(organic chemistry) Any salt or ester of glycerophosphoric acid; but especially the phospholipids.


lysophospholipid

(organic chemistry) Any derivative of a phospholipid in which one of the acyl derivatives has been removed by hydrolysis


lysophosphatidylserine

(organic chemistry) Any derivative of phosphatidylserine in which one or both acyl derivatives have been removed by hydrolysis


triester

(organic chemistry) Any compound containing three ester groups, but especially a triglyceride


phytosphingosine

phytosphingosine (countable and uncountable, plural phytosphingosines)

(organic chemistry) dihydrosphingosine (and related compounds)


acyloxy

(organic chemistry) A univalent radical R-COO-, derived from a carboxylic acid


nervonic acid

(organic chemistry) The unsaturated fatty acid tetracosa-9-enoic acid that is a constituent of cerebrosides such as nervon


phosphocholine

(organic chemistry) The choline ester of phosphoric acid


phosphoethanolamine

(organic chemistry) The ethanolamine ester of phosphoric acid


phosphoinositide

(organic chemistry) The inositol ester of phosphoric acid that is a component of phosphatidylinositols


plasmalogen

(organic chemistry) Any of a class of phospholipids, found in cell membranes, in which one of the fatty acids is replaced by an aldehyde (connected to the glycerol with an unsaturated ether linkage)


phosphoglycerol

phosphoglycerol (countable and uncountable, plural phosphoglycerols)

(organic chemistry) The glycerol ester of phosphoric acid that is a component of phospholipids


glycerophosphoric acid

glycerophosphoric acid (plural glycerophosphoric acids)

(organic chemistry) Either of two isomeric acids that are esters of glycerol and phosphoric acid; their derivatives are the phospholipids


allocholane

(organic chemistry) The isomer of cholane 5α-cholane


cetyl alcohol

(organic chemistry) The waxy aliphatic primary alcohol 1-hexadecanol, used in cosmetics etc.


palmitoleic acid

(organic chemistry) An unsaturated fatty acid, having 16 carbon atoms and one double bond, found in the adipose tissue of all animals.


campestanol

(organic chemistry) The plant sterol 24-methyl-5 a-cholestan-3 β-ol


bufanolide

(organic chemistry) Any of a class of toxic steroid lactones originally found in certain toads


cardanolide

(organic chemistry) Any of a class of steroid lactones that, as plant glycosides, are toxic


carbocycle

(organic chemistry) The system of hydrocarbon rings in a specific class of compounds.


cardenolide

(organic chemistry) Any of many steroid lactones present in plants as glycosides; they are all toxic, affecting the heart


cholestane

(organic chemistry) The tetracyclic hydrocarbon precursor of most steroids, such as cholesterol.


conanine

(organic chemistry) A steroid alkaloid derived from pregnane


lanostane

(organic chemistry) The steroid hydrocarbon 4,4,14-trimethyl-5α-cholestane


digitaloid

(organic chemistry) Describing the toxic glycosides related to digitoxin


estrane

(American spelling, organic chemistry) A steroid hydrocarbon that is the basis of several female hormones


cucurbitane

cucurbitane (countable and uncountable, plural cucurbitanes)

(organic chemistry) An isomer of lanostane


ergostane

(organic chemistry) A steroid hydrocarbon that is the basis of many natural products


epicortisol

(organic chemistry) An isomer of cortisol


etianic acid

(organic chemistry) Any of a family of steroid carboxylic acids related to 5β-androstane-17-β-carboxylic acid