bromotrifluoromethane

(organic chemistry) The halogenated hydrocarbon CBrF₃ once used in fire extinguishers


butadiyne

en-noun

butadiyne (countable and uncountable, plural butadiynes)


butadiynyl

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


butyraldehyde

butyraldehyde (countable and uncountable, plural butyraldehydes)

(organic chemistry) The aliphatic aldehyde CH₃-CH₂-CH₂-CHO derived from butane


butanoic

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


butanoic acid

(organic chemistry) The chemical compound with the formula CH₃(CH₂)₂COOH, a short chain fatty acid; its glyceride is one of the principle components of the flavor of butter.


-oic

(organic chemistry) used to form the names of carboxylic groups and acids


crotonaldehyde

(organic chemistry) The unsaturated aliphatic aldehyde CH₃-CH=CH-CHO that is used in organic synthesis


butenoate

(organic chemistry) Any salt or ester of butenoic acid; crotonate


butenyl

(organic chemistry) Any of several isomeric univalent radicals derived from butene; but especially crotyl


crotyl

(organic chemistry) The univalent radical (cis- or trans-) CH₃-CH=CH-CH₂-


polímero

From Ancient Greek πολυμερής (polumerḗs, “consisting of many parts”), from πολύς (polús, “many”) + μέρος (méros, “part”). By surface analysis, poli- + -mero.

bor

(organic chemistry) polymer (molecule consisting of many identical monomers)


butoxide

(organic chemistry) Any salt of a butyl alcohol.


butyl alcohol

(organic chemistry) Any of four isomeric aliphatic alcohols derived from butane; butanol


butylamine

(organic chemistry) Any of four isomeric aliphatic amines derived from butane


butylammonium

(organic chemistry) Any cation obtained by the protonation of a butylamine


butylbenzene

(organic chemistry) Any of the isomeric hydrocarbons obtained by replacing one hydrogen atom of a benzene molecule with a butyl group; several of their derivatives are used as insecticides


butylene

(organic chemistry) Any of three isomeric aliphatic alkenes containing four carbon atoms and one double bond; their polymers are used as synthetic rubber.


butyne

(organic chemistry) Either of two isomeric acetylenes containing four carbon atoms and a triple bond, with the empirical formula (C₄H₆)


butyramide

(organic chemistry) An amide of butyric acid


butyrate

It is butyrate, however, which is the fatty acid of most importance to the colonic epithelial cell. Apart from being an important respiratory fuel for the colonocyte, butyrate has remarkably diverse properties in a wide range of cells.

1995, M. C. L. Pitcher, J. H. Cummings, “62: Colonic fermentation, sulphur metabolism and ulcerative colitis”, in Guido Tytgat, J. F. W. M. Bartelsman, S. J. H. van Deventer, editors, Inflammatory Bowel Diseases, page 532:

Another question to be raised is the possible use of butyrate in the lipogenic pathway. Even though the carbons from butyrate could be incorporated into lipid extracts [12], this incorporation represents less than 1 % of CO₂, and TKB productions.

1995, B. Darcy-Vrillon, P.H. Duée, “Fibre effect on nutrient metabolism in splanchnic and peripheral tissues”, in C. Cherbut, J. L. Barry, D. Lairon, M. Durand, editors, Dietary Fibre: Mechanisms of Action in Human Physiology and Metabolism, page 88:

To examine the effects of sodium butyrate on virus production, cells were exposed to sodium butyrate at various concentrations and times starting 16 h after transfection.

2003, Tsuyoshi Sakoda, Noriyuki Kasahara, Larry Kedes, “4: Lentivurus Vector-Mediated Gene Transfer in Cardiomyocetes”, in Joseph M. Metzger, editor, Cardiac Cell and Gene Transfer: Principles, Protocols, and Applications, page 62:

Butyrates are four carbon fatty acids first found in butter. Butyrates are formed naturally in the gut by friendly bacteria (probiotics) digesting fibre, such as the fibre in psyllium seed husks.

2008, Neil McKinney, Naturally There's Always Hope, page 160:

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


carbamide

(organic chemistry, especially in combination) urea


carbamoyl

(organic chemistry) The univalent radical NH₂-CO- derived from urea by loss of an amino group


carboline

(organic chemistry) Any of four isomeric tricyclic heterocycles, derivatives of which often have biological action, consisting of a pyridine ring fused with the five-membered ring of an indole.


carbonamide

(organic chemistry) The -CO-NR₂ functional group of an amide (or, by extension, an amide - especially a fully substituted amide)


carboxylation

(organic chemistry) Any reaction that introduces a carboxylate group into a molecule


carboxymethyl

(organic chemistry) The univalent radical -CH₂-COOH derived from acetic acid


carboxymethylcellulose

en-noun

carboxymethylcellulose (countable and uncountable, plural carboxymethylcelluloses)

carboxymethylcelluloses (plural)
carboxymethyl cellulose (alternative)

(organic chemistry) The product of the reaction of cellulose with chloroacetic acid; it is used as a thickener and to stabilize emulsions


cetyltrimethylammonium

(organic chemistry) The long-chain quaternary ammonium cation C₁₆H₃₃N(CH₃)₃⁺ known as cetrimonium in medical applications


cetyl

1997, David M. Hawcroft, The Basics: Electrophoresis, IRL Press, Oxford University Press, page 30,
Other detergents are available, including alternative ionic forms (such as the cetyls) for cleaving nucleic acid-protein bonds.

(organic chemistry) The univalent hexadecyl radical C₁₆H₃₃- present in many waxes.


chloramide

chloramide (countable and uncountable, plural chloramides)

(organic chemistry, countable) Any amide in which one or more of the hydrogen atoms attached to the nitrogen atom is replaced with chlorine


chlorimide

chlorimide (countable and uncountable, plural chlorimides)

(organic chemistry, countable) Any imide in which a hydrogen atom attached to the nitrogen atom has been replaced by chlorine


chloroacetate

(organic chemistry) Any salt or ester of chloroacetic acid


chloroacetic acid

(organic chemistry) The chlorinated derivative of acetic acid CH₂Cl-COOH that is used in organic synthesis


chloroacetone

(organic chemistry) The chlorinated derivative of acetone CH₃-CO-CH₂Cl used in tear gas and in organic synthesis


chloroalkane

(organic chemistry) Any haloalkane in which the halogen is chlorine


chlorobenzene

(organic chemistry) Any derivative of benzene in which one or more hydrogen atoms is replaced by chlorine; but especially the simplest such derivative C₆H₅Cl that is used in the manufacture of phenol, aniline and other compounds


alvimopan

(organic chemistry, pharmacology) A particular narcotic painkiller.


carfentanil

From car(boxylate) + -fentanil (“opioid receptor agonist, analgesic”).

af

He’d been hearing rumours lately of carfentanil in the supply line, which terrified him: one hundred times stronger than fentanyl, approved for the sole purpose of tranquilizing elephants.

2020, Emily St. John Mandel, The Glass Hotel, Picador (2021), page 292:

(organic chemistry, pharmacology) A narcotic painkiller that is four orders of magnitude more potent than morphine, used for tranquilizing large animals and abused as a recreational drug.


codeinone

(organic chemistry) A particular narcotic painkiller.


amarine

(organic chemistry) A characteristic crystalline substance, obtained from oil of bitter almonds.

amarina

substance obtained from oil of bitter almonds


chlorodifluoromethane

(organic chemistry) The halogenated hydrocarbon (a CFC) CHClF₂ once used as a refrigerant and aerosol propellant


chloroethane

(organic chemistry) The halogenated hydrocarbon CH₃-CH₂Cl, one used as an anesthetic; it has many industrial applications


ethyl chloride

Thiopentone is a short-acting drug – not a good agent to keep the patient anaesthetized for very long – so a switch must be made to another anaesthetic. The common one used in those days was ethyl chloride.

2006, Ted Freeman, Doctor in Vanuatu, Suva, Fiji: Institute of Pacific Studies, University of the South Pacific, →ISBN, page 29:


chloroethylene

en-noun

chloroethylene (countable and uncountable, plural chloroethylenes)

(organic chemistry) The unsaturated halogenated hydrocarbon vinyl chloride or any similar compound


glycolyl

(organic chemistry) The univalent radical HOCH₂CO₂⁻ derived from glycolic acid


sialyl

sialyl (countable and uncountable, plural sialyls)

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


acetanisole

(organic chemistry) A particular aromatic compound used as a food additive.


adapalene

Probably from ada(mantyl) + p(henyl) + (naphth)alene.

(organic chemistry, pharmacology) A retinoid C₂₈H₂₈O₃ applied topically to the skin in the treatment of acne vulgaris. It is marketed under the trademark Differin and when used in combination with benzoyl peroxide, under the trademark Epiduo.


anethole

anethole (countable and uncountable, plural anetholes)

anetholes (plural)
anethol (alternative)

(organic chemistry) A particular aromatic compound found in anise.


methoxybenzene

(organic chemistry) The methyl ether derived from phenol; it is used in perfumery and is an insect pheromone


apiol

apiol (countable and uncountable, plural apiols)

(organic chemistry) An oleoresin extracted from parsley


apiol

(organic chemistry) apiol (oleoresin extracted from parsley)


chlorofluoromethane

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.


chloroformate

(organic chemistry) Any salt or ester of chloroformic acid


chloroformic acid

(organic chemistry) The chlorinated derivative of formic acid, Cl-COOH, known principally through its esters, the chloroformates, unrelated to chloroform


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.


methyl chloride

(organic chemistry) chloromethane (CH₃Cl)


chloromethyl

(organic chemistry) The univalent radical Cl-CH₂-


chlorophenol

/ˌklɔːɹəˈfiːnɒl/

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


chlorophenyl

(organic chemistry) Any of several univalent radicals derived from chlorobenzenes or chlorophenols


chloropicrin

chloropicrin (usually uncountable, plural chloropicrins)

chloropicrins (plural)
chlorpicrin (alternative)

(organic chemistry) The chlorinated derivative of nitromethane CCl₃NO₂ that is used as a pesticide and tear gas.


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.


chloropropane

(organic chemistry) Any of several chlorinated derivatives of propane, but especially 2-chloropropane (isopropyl chloride) that has a number of industrial uses


chloropropene

(organic chemistry) Any of various chlorinated derivatives of propene but especially 3-chloropropene (allyl chloride)


allyl chloride

(organic chemistry) The chlorinated derivative of propene 3-chloropropene that is used in the manufacture of pesticides and pharmaceuticals etc


chlorotrifluoromethane

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


chlorotrimethylsilane

trimethylsilyl chloride
trimethylsilyl chloride

(organic chemistry) trimethylsilyl chloride


trimethylsilyl chloride

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


chromocene

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


cinnamaldehyde

cinnamaldehyde (countable and uncountable, plural cinnamaldehydes)

(organic chemistry) The aromatic aldehyde C₆H₅-CH=CH-CHO that is responsible for the aroma of cinnamon; any derivative of this compound


cinnamic

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


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


citronellic

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

(organic chemistry) Of or pertaining to citronellic acid.


citronellic acid

(organic chemistry) The monoterpenoid carboxylic acid formed by the oxidation of citronellal


citronellal

citronellal (usually uncountable, plural citronellals)

(organic chemistry) The monoterpenoid aldehyde 3,7-dimethyloct-6-en-1-al responsible for the aroma of citronella oil


crotonate

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

(organic chemistry) Any salt or ester of crotonic acid


cumene

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


cumyl

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


cupferron

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


mannose

mannose (countable and uncountable, plural mannoses)

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


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


cyanoacetic

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


cyanoacetyl

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


cyanoacrylate

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


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


cyanoethyl

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


cyanoform

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


cycloalkene

(organic chemistry) Any unsaturated alicyclic hydrocarbon.


cycloalkanone

(organic chemistry) Any saturated alicyclic ketone


alifático

pt-adj

alifático (feminine alifática, masculine plural alifáticos, feminine plural alifáticas)

alifática (feminine)
alifáticos (masculine plural)
alifáticas (feminine plural)

(organic chemistry) aliphatic (having carbon atoms arranged in an open chain)


cyclobutene

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


cycloheptatriene

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


cyclonite

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


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


cyclooctatetraene

en-noun

cyclooctatetraene (countable and uncountable, plural cyclooctatetraenes)

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


cyclopentadienide

(organic chemistry) Any compound containing the cyclopentadienyl anion


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.


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


decarboxylation

(organic chemistry) The removal of one or more carboxyl 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


decatriene

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


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.


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.


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


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


deacetylation

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

désacétylation

reaction that removes acetyl groups from a molecule


diacetate

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


diacyl

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


dialkyl

en-noun

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


diallyl

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


diamide

(organic chemistry) Any compound having two amide groups


diamide

(organic chemistry) (uncommon) Alternative form of diammide


diamino

(organic chemistry) Two amino groups in a molecule


diaza

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


diazide

(organic chemistry) Any compound containing two azide groupe


diazido

(organic chemistry) Describing a compound containing two azide substituents


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


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


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.


dibenzoyl

(organic chemistry) Two benzoyl groups in a molecule


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


dibromo

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


dibutyl

(organic chemistry) Two butyl groups in a molecule


dicarbonyl

dicarbonyl (countable and uncountable, plural dicarbonyls)

(uncountable, organic chemistry, especially in combination) Two carbonyl 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


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


dienyne

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


diepoxy

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


diethoxy

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


diethylene

diethylene (countable and uncountable, plural diethylenes)

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


diethynyl

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


ethynyl

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


difluoramine

difluoramine (countable and uncountable, plural difluoramines)

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


difluoroamino

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


difluorocarbene

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


μυρμηκικό οξύ

head

μυρμηκικό οξύ • (myrmikikó oxý) n

el-noun

μυρμηκικό οξύ • (myrmikikó oxý) n

μυρμηκικός (myrmikikós, “ant”) + οξύ (oxý, “acid”)


οργανική ένωση

head

οργανικές ενώσεις

οργανική ένωση • (organikí énosi) f (plural οργανικές ενώσεις)

el-noun

οργανικές ενώσεις

organikí énosi (romanization)
οργανικές ενώσεις (plural)


χαρακτηριστική ομάδα

head

χαρακτηριστική ομάδα

χαρακτηριστικές ομάδες

χαρακτηριστική ομάδα • (charaktiristikí omáda) f (plural χαρακτηριστικές ομάδες)

el-noun

χαρακτηριστική ομάδα

χαρακτηριστικές ομάδες

charaktiristikí omáda (romanization)
χαρακτηριστικές ομάδες (plural)

en-χαρακτηριστική_ομάδα-el-noun-Wir~-9Hc


κιτρικό οξύ

head

κιτρικό οξύ • (kitrikó oxý) n

el-noun

κιτρικό οξύ • (kitrikó oxý) n


πεντάνιο

pentánio (romanization)
πεντάνιο (nominative singular)
πεντανίου (genitive singular)
πεντάνιο (accusative singular)
πεντάνιο (singular vocative)


γαλακτικό οξύ

head

γαλακτικό οξύ • (galaktikó oxý) n (uncountable)


οξικό οξύ

(organic chemistry) acetic acid, ethanoic acid


αιθανοϊκό οξύ

αιθανοϊκό οξύ • (aithanoïkó oxý) n (uncountable)

aithanoïkó oxý (romanization)
αιθανικό οξύ (alternative)


φορμαλδεΰδη

φορμαλδεΰδη • (formaldeÿ́di) f (uncountable)

formaldeÿ́di (romanization)
φορμαλδεΰδη (nominative singular)
φορμαλδεΰδης (genitive singular)
φορμαλδεΰδη (accusative singular)
φορμαλδεΰδη (singular vocative)

el-decl-noun-unc

φορμαλδεΰδης

(organic chemistry) formaldehyde, methanal


μεθανάλη

methanáli (romanization)
μεθανάλη (nominative singular)
μεθανάλης (genitive singular)
μεθανάλη (accusative singular)
μεθανάλη (singular vocative)


αιθέρας

aithéras (romanization)
αιθέρες (plural)
αιθέρας (nominative singular)
αιθέρες (nominative plural)
αιθέρα (genitive singular)
αιθέρων (genitive plural)
αιθέρα (accusative singular)
αιθέρες (accusative plural)
αιθέρα (singular vocative)
αιθέρες (plural vocative)


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


ftálico

pt-adj

ftálico (feminine ftálica, masculine plural ftálicos, feminine plural ftálicas)

ftálica (feminine)
ftálicos (masculine plural)
ftálicas (feminine plural)


Methan

de-noun

Methan n (strong, genitive Methans, no plural)

Methans (genitive)
Methan (nominative singular)
Methans (genitive singular)
Methan (dative singular)
Methan (accusative singular)


diketene

en-noun

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


dimethylmercury

organometallic compound
organometallic compound

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


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


dimethylzinc

(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


dinitrophenol

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


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


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


dioic

ro-adj

dioic m or n (feminine singular dioică, masculine plural dioici, feminine and neuter plural dioice)

dioică (feminine singular)
dioici (masculine plural)
dioice (feminine neuter plural)
dioic (indefinite masculine neuter singular)
dioică (feminine indefinite singular)
dioici (indefinite masculine singular)
dioice (feminine indefinite neuter plural)
dioicul (definite masculine neuter singular)
dioica (definite feminine singular)
dioicii (definite masculine singular)
dioicele (definite feminine neuter plural)
dioice (feminine indefinite singular)
dioicului (definite masculine neuter singular)
dioicei (definite feminine singular)
dioicilor (definite masculine singular)
dioicelor (definite feminine neuter plural)


dione

(organic chemistry, sometimes in combination) diketone


dioxetane

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


dioxolane

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


diphenylethylene

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


diphosgene

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


disilane

(organic chemistry) Any organic derivative of this compound


dithiol

(organic chemistry) Any compound having two thiol groups


dithizone

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


thiocarbazone

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


divinylacetylene

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


divinylbenzene

en-noun

divinylbenzene (countable and uncountable, plural divinylbenzenes)

divinylbenzenes (plural)
divinyl benzene (alternative)

From divinyl + benzene. From di- + vinyl.

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


diyne

(organic chemistry) Any compound having two acetylene groups.


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.


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


endrin

endrin (indefinite nominative singular)
endrins (genitive indefinite singular)
endrinet (definite nominative singular)
endrinets (definite genitive singular)


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


enone

(organic chemistry) Any ketone having a neighbouring double bond


enimine

(organic chemistry) Any imine having a neighbouring double bond


enyl

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


epoxidation

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


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.


tetrahydric

(organic chemistry) Having four hydroxy groups


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


etherate

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


ethoxylate

en-verb

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.


ethoxylated

(organic chemistry) Treated or reacted with ethylene oxide


ethoxylation

(organic chemistry) Treatment or reaction with ethylene oxide


ethylated

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


ethylate

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


ethylenediamine

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


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


nitrosylation

(organic chemistry) Any reaction with a nitrosyl compound.


ferrocenium

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


-yne

Contracted from the suffix -ylene of acetylene

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


dimethylpropane

(organic chemistry) Synonym of neopentane


(organic chemistry) The organic compound isopentane.


fluorobenzene

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


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


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


fluoropolymer

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


formamide

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


formylation

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


metileno

Borrowed from French méthylène, equivalent to metil- + -eno.


amina

(inorganic chemistry, organic chemistry) amine


amina

amina (nominative singular)
aminy (nominative plural)
aminy (genitive singular)
amin (genitive plural)
aminie (dative singular)
aminom (dative plural)
aminę (accusative singular)
aminy (accusative plural)
aminą (instrumental singular)
aminami (instrumental plural)
aminie (locative singular)
aminach (locative plural)
amino (singular vocative)
aminy (plural vocative)

Internationalism; compare English amine. Ultimately from Latin ammōniacum. First attested in the 19th century.

syntetyczna amina

heterocykliczna amina

amina katecholowa

amina biogenna

amina pierwszorzędowa

amina drugorzędowa

amina trzeciorzędowa

amina sympatykomimetyczna

amina alifatyczna

amina aromatyczna


fulminuric acid

(organic chemistry) An explosive isomer of cyanuric acid


furazan

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


oxadiazole

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


furfuryl

(organic chemistry) The univalent radical derived from furfural


furoic

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


furoxan

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


gallic

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


glutaryl

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


glyceric

(organic chemistry) Of or pertaining to glycerol

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


glycidol

en-noun

glycidol (countable and uncountable, plural glycidols)

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


glycidyl

(organic chemistry) The univalent radical derived from glycidol


glyme

glyme (countable and uncountable, plural glymes)

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


dimethoxyethane

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


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.


dialdehyde

(organic chemistry) Any compound containing two aldehyde groups


glyoxylic

(organic chemistry) Of or pertaining to glyoxylic 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


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.


haloacetylene

(organic chemistry) Any halogen substituted acetylene; a haloalkyne


haloalkyne

(organic chemistry) Any halogen substituted alkyne; a haloacetylene


haloalkene

(organic chemistry) Any halogen substituted alkene


haloaryl

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


haloimide

(organic chemistry) Any halogen substituted imide


halomethyl

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


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


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


hexafluoro

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


hexafluoropropylene

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


hexanitro

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


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.


hexene

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


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.


imidazoline

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


monosacárido

(organic chemistry, biochemistry) monosaccharide


metyyli

metyyli (nominative singular)
metyylit (nominative plural)
metyyli (accusative nominative singular)
metyylit (accusative nominative plural)
metyylin (accusative genitive singular)
metyylit (accusative genitive plural)
metyylin (genitive singular)
metyylien (genitive plural)
metyyliä (partitive singular)
metyylejä (partitive plural)
metyylissä (inessive singular)
metyyleissä (inessive plural)
metyylistä (elative singular)
metyyleistä (elative plural)
metyyliin (illative singular)
metyyleihin (illative plural)
metyylillä (adessive singular)
metyyleillä (adessive plural)
metyyliltä (ablative singular)
metyyleiltä (ablative plural)
metyylille (allative singular)
metyyleille (allative plural)
metyylinä (essive singular)
metyyleinä (essive plural)
metyyliksi (singular translative)
metyyleiksi (plural translative)
metyylittä (abessive singular)
metyyleittä (abessive plural)
metyylein (instructive plural)
See the possessive forms below. (comitative)
metyylini (nominative singular)
metyylini (nominative plural)
metyylini (accusative nominative singular)
metyylini (accusative nominative plural)
metyylini (accusative genitive singular)
metyylini (accusative genitive plural)
metyylini (genitive singular)
metyylieni (genitive plural)
metyyliäni (partitive singular)
metyylejäni (partitive plural)
metyylissäni (inessive singular)
metyyleissäni (inessive plural)
metyylistäni (elative singular)
metyyleistäni (elative plural)
metyyliini (illative singular)
metyyleihini (illative plural)
metyylilläni (adessive singular)
metyyleilläni (adessive plural)
metyyliltäni (ablative singular)
metyyleiltäni (ablative plural)
metyylilleni (allative singular)
metyyleilleni (allative plural)
metyylinäni (essive singular)
metyyleinäni (essive plural)
metyylikseni (singular translative)
metyyleikseni (plural translative)
metyylittäni (abessive singular)
metyyleittäni (abessive plural)
metyyleineni (comitative plural)
metyylisi (nominative singular)
metyylisi (nominative plural)
metyylisi (accusative nominative singular)
metyylisi (accusative nominative plural)
metyylisi (accusative genitive singular)
metyylisi (accusative genitive plural)
metyylisi (genitive singular)
metyyliesi (genitive plural)
metyyliäsi (partitive singular)
metyylejäsi (partitive plural)
metyylissäsi (inessive singular)
metyyleissäsi (inessive plural)
metyylistäsi (elative singular)
metyyleistäsi (elative plural)
metyyliisi (illative singular)
metyyleihisi (illative plural)
metyylilläsi (adessive singular)
metyyleilläsi (adessive plural)
metyyliltäsi (ablative singular)
metyyleiltäsi (ablative plural)
metyylillesi (allative singular)
metyyleillesi (allative plural)
metyylinäsi (essive singular)
metyyleinäsi (essive plural)
metyyliksesi (singular translative)
metyyleiksesi (plural translative)
metyylittäsi (abessive singular)
metyyleittäsi (abessive plural)
metyyleinesi (comitative plural)
metyylimme (nominative singular)
metyylimme (nominative plural)
metyylimme (accusative nominative singular)
metyylimme (accusative nominative plural)
metyylimme (accusative genitive singular)
metyylimme (accusative genitive plural)
metyylimme (genitive singular)
metyyliemme (genitive plural)
metyyliämme (partitive singular)
metyylejämme (partitive plural)
metyylissämme (inessive singular)
metyyleissämme (inessive plural)
metyylistämme (elative singular)
metyyleistämme (elative plural)
metyyliimme (illative singular)
metyyleihimme (illative plural)
metyylillämme (adessive singular)
metyyleillämme (adessive plural)
metyyliltämme (ablative singular)
metyyleiltämme (ablative plural)
metyylillemme (allative singular)
metyyleillemme (allative plural)
metyylinämme (essive singular)
metyyleinämme (essive plural)
metyyliksemme (singular translative)
metyyleiksemme (plural translative)
metyylittämme (abessive singular)
metyyleittämme (abessive plural)
metyyleinemme (comitative plural)
metyylinne (nominative singular)
metyylinne (nominative plural)
metyylinne (accusative nominative singular)
metyylinne (accusative nominative plural)
metyylinne (accusative genitive singular)
metyylinne (accusative genitive plural)
metyylinne (genitive singular)
metyylienne (genitive plural)
metyyliänne (partitive singular)
metyylejänne (partitive plural)
metyylissänne (inessive singular)
metyyleissänne (inessive plural)
metyylistänne (elative singular)
metyyleistänne (elative plural)
metyyliinne (illative singular)
metyyleihinne (illative plural)
metyylillänne (adessive singular)
metyyleillänne (adessive plural)
metyyliltänne (ablative singular)
metyyleiltänne (ablative plural)
metyylillenne (allative singular)
metyyleillenne (allative plural)
metyylinänne (essive singular)
metyyleinänne (essive plural)
metyyliksenne (singular translative)
metyyleiksenne (plural translative)
metyylittänne (abessive singular)
metyyleittänne (abessive plural)
metyyleinenne (comitative plural)
metyylinsä (nominative singular)
metyylinsä (nominative plural)
metyylinsä (accusative nominative singular)
metyylinsä (accusative nominative plural)
metyylinsä (accusative genitive singular)
metyylinsä (accusative genitive plural)
metyylinsä (genitive singular)
metyyliensä (genitive plural)
metyyliään (partitive singular)
metyyliänsä (partitive singular)
metyylejään (partitive plural)
metyylejänsä (partitive plural)
metyylissään (inessive singular)
metyylissänsä (inessive singular)
metyyleissään (inessive plural)
metyyleissänsä (inessive plural)
metyylistään (elative singular)
metyylistänsä (elative singular)
metyyleistään (elative plural)
metyyleistänsä (elative plural)
metyyliinsä (illative singular)
metyyleihinsä (illative plural)
metyylillään (adessive singular)
metyylillänsä (adessive singular)
metyyleillään (adessive plural)
metyyleillänsä (adessive plural)
metyyliltään (ablative singular)
metyyliltänsä (ablative singular)
metyyleiltään (ablative plural)
metyyleiltänsä (ablative plural)
metyylilleen (allative singular)
metyylillensä (allative singular)
metyyleilleen (allative plural)
metyyleillensä (allative plural)
metyylinään (essive singular)
metyylinänsä (essive singular)
metyyleinään (essive plural)
metyyleinänsä (essive plural)
metyylikseen (singular translative)
metyyliksensä (singular translative)
metyyleikseen (plural translative)
metyyleiksensä (plural translative)
metyylittään (abessive singular)
metyylittänsä (abessive singular)
metyyleittään (abessive plural)
metyyleittänsä (abessive plural)
metyyleineen (comitative plural)
metyyleinensä (comitative plural)


iodobenzene

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


isatin

en-noun

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.


isobutanol

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


isobutyl

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


isobutylamine

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


isocitric acid

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


isohexane

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


isopentyl

(organic chemistry, especially in combination) isoamyl


isophthalate

(organic chemistry) Any salt or ester of isophthalic acid


isophthalic acid

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


isopropanol

isopropanol (countable and uncountable, plural isopropanols)

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


isopropyl alcohol

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


isopropenyl

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


isosorbide

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


isothiazole

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


isoxazole

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


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


ketoester

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


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


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.


maleimide

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


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


menthane

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


mesidine

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


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


methanoate

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

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


methanoic

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


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.


methoxy

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


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


methyllithium

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


methylmagnesium

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


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


monoene

monoenes (plural)
mono-ene (alternative)

(organic chemistry) An alkene having a single double bond


monoetherate

(organic chemistry) Any compound having a single etherate group


monohydride

(organic chemistry) Any hydride having a single hydrogen atom


monoimine

(organic chemistry) Any compound having a single imine group


monoxime

(organic chemistry) Any compound having a single oxime group


monofunctional

(organic chemistry) Having a single functional group


mononitration

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


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.


naphthyridine

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


napththyl

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


nickelocene

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


nitroamide

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


nitroamine

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


nitroaromatic

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


nitroaryl

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


nitrocarbon

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


nitroethane

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


nitroform

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


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


nitromethyl

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


nitrophenol

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


nitrophenyl

(organic chemistry) Any univalent radical derived from a nitrophenol


nitrosation

nitrosation (countable and uncountable, plural nitrosations)

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


nitrosourea

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


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


nitroxylene

(organic chemistry) Any nitro derivative of xylene


nitryl

nitryl (nominative singular)
nitryle (nominative plural)
nitrylu (genitive singular)
nitryli (genitive plural)
nitrylów (genitive plural)
nitrylowi (dative singular)
nitrylom (dative plural)
nitryl (accusative singular)
nitryle (accusative plural)
nitrylem (instrumental singular)
nitrylami (instrumental plural)
nitrylu (locative singular)
nitrylach (locative plural)
nitrylu (singular vocative)
nitryle (plural vocative)


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


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.


triamine

(organic chemistry) Any compound having three amino groups


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


octyne

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


monoolein

(organic chemistry) Any monoglyceride of oleic acid


diolein

(organic chemistry) Any diglyceride 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


organolithium

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


organolithium

organolithiums (plural)
organo-lithium (alternative)

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


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


organoaluminium

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

organoalluminico

describing any organic compound containing a carbon to aluminium bond


organoarsenic

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


organocadmium

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


organocopper

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


organogermanium

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


organolead

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


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


organonickel

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


organopalladium

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


organotin

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


organotitanium

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


organosilyl

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


orthocarbonate

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


orthoester

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


orthoformate

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


orthoacetate

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


orthobenzoate

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


oxathiane

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


oxazine

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


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


paraldehyde

paraldehyde (countable and uncountable, plural paraldehydes)

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


pentaerythritol

pentaerythritol (countable and uncountable, plural pentaerythritols)

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


pentazole

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


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


pentyne

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


peracetate

(organic chemistry) Any salt or ester of peracetic acid


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


peracetic

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


performic acid

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


perhaloalkane

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


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


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.


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.


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


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


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.


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


phosphonite

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


phthalimide

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


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.


picoline

picolines (plural)
picolin (alternative)

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


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


picryl

picryl (countable and uncountable, plural picryls)

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


pinene

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


piperidone

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


pivalate

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

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


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


polychlorobiphenyl

polychlorinated biphenyl
polychlorinated biphenyl

(organic chemistry) polychlorinated biphenyl


polychloroprene

(organic chemistry) Synonym of neoprene.


polychlorotrifluoroethylene

(organic chemistry) A polymer of chlorotrifluoroethylene


polyisobutene

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


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


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.


propargyl

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


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


estricnina

(organic chemistry) strychnine (a toxic, colourless, crystalline alkaloid)


propylidene

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


pyrazine

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


pyridazine

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


pyridinamine

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


pyrocarbonate

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


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.


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


quinolyl

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


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


salicylaldehyde

salicylaldehyde (countable and uncountable, plural salicylaldehydes)

(organic chemistry) The aromatic aldehyde 2-hydroxybenzaldehyde


sebacate

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

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


silole

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


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.


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


diazoacetic acid

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


fulvenyl

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


hydromagnesiation

(organic chemistry) Reaction with an organomagnesium compound


organomagnesium

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


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


oligocyclopropyl

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


spiropentane

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


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


trialkyl

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


spiroacetal

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


stearic

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

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


stearin

stearin (usually uncountable, plural stearins)

stearins (plural)
stearine (alternative)

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


stearin

stearin (indefinite nominative singular)
stearins (genitive indefinite singular)
stearinet (definite nominative singular)
stearinets (definite genitive singular)


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


succinate

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

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


sulfamide

sulfamide (countable and uncountable, plural sulfamides)

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


sulfamoyl

sulfamoyls (plural)
sulphamoyl (alternative)

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


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


sulfolane

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


sulfonic

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


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


tetrachloromethane

carbon tetrachloride
carbon tetrachloride

(organic chemistry) carbon tetrachloride


tetrachlorosilane

silicon tetrachloride
silicon tetrachloride

(organic chemistry) silicon tetrachloride


tetracyclo

(organic chemistry, in combination) Having four rings


tetradecane

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


tetraene

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


tetraethyllead

tetraethyllead (usually uncountable, plural tetraethylleads)

(organic chemistry) Alternative spelling of tetraethyl lead


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


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)


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


thallation

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


thiadiazole

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


thiadiazoline

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


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


thiirane

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


thioacetone

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


thiocarbazide

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


thiocarbonyl

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


thiocresol

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


thiophenol

(organic chemistry) Any aromatic thiol equivalent to a phenol


thiocyanogen

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


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


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


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


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.


thiuram

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


toluamide

(organic chemistry) Any amide derived from a toluic acid


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


tolyl

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


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


toluenesulfonic acid

en-noun

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


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


triallyl

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


tributyl

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


trinitro

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


trinitrosyl

(organic chemistry, in combination) Three nitrosyl 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


triazine

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


trichloroacetate

trichloroacetic acid
trichloroacetic acid

(organic chemistry) Any salt or ester of trichloroacetic acid


trichloroacetic acid

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


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.


triene

(organic chemistry) Any alkene that has three double bonds


triethyl

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


triethylamine

triethylamine (countable and uncountable, plural triethylamines)

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


triflate

trifluoromethanesulfonic acid
trifluoromethanesulfonic acid

(organic chemistry) Any salt or ester of trifluoromethanesulfonic acid


trihydric

(organic chemistry) Having three hydroxy groups.


trinitroaniline

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


triol

(organic chemistry) Any trihydroxy alcohol


trione

(organic chemistry) Any ketone having three carbonyl groups


trioxane

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


triyne

(organic chemistry) Any alkyne that has three triple bonds


unsubstituted

en-adj

unsubstituted (comparative more unsubstituted, superlative most unsubstituted)

more unsubstituted (comparative)
most unsubstituted (superlative)

(organic chemistry) Having no substituents


uronium

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


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


valeraldehyde

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


vinylacetylene

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


vinylamine

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


xylidine

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


formaldéhyde

Les COV, notamment les formaldéhydes, ont fait parler d’eux ces dernières années, car ils contaminent fortement l’air à l’intérieur de nos habitations.

2011, Nathalie Chèvre, Suren Erkman, Alerte aux micropolluants, Lausanne: Presses polytechniques et universitaires romandes, →ISBN, page 34:


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


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.


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


acridarsine

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


acridophosphine

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


arsanthridine

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


arsindole

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


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


arsinoline

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


arsinolizine

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


isoarsindole

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


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


phosphindolizine

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


isophosphindole

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


isophosphinoline

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


phosphanthridine

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


phosphinoline

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


phosphinolizine

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


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


azepane

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


oxepine

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


oxepane

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


thiepine

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


thiepane

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


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.


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


oxocane

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


thiocine

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


thiocane

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


benzazocine

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


benzisothiazole

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


benzisoxazole

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


benzoheterocycle

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


benzocycloheptene

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


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


benzothiazine

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


benzothiazole

en-noun

benzothiazole (countable and uncountable, plural benzothiazoles)

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


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


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


benzoxadiazine

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


oxadiazine

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


benzoxathiole

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


oxathiole

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


benzoxazine

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


benzoxazole

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


benzoxepine

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


chromene

chromene (countable and uncountable, plural chromenes)

(organic chemistry) Synonym of 1-benzopyran


cinnoline

cinnoline (countable and uncountable, plural cinnolines)


benzopyridazine

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


cyclooctene

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


diazanaphthalene

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


diazaphenanthrene

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


diazecine

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


dibenzimidazole

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


difuran

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


diindole

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


diisoquinoline

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


dioxole

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


dipyridine

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


dipyrrole

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


dipyrrolizine

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


pyrrolizine

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


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.


dithiepine

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


heptahelicene

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


pentahelicene

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


hexahelicene

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


heptalene

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


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


diheterabenzene

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


heterobicyclic

(organic chemistry) Of or pertaining to a heterobicycle


heterobicycle

(organic chemistry) Any bicyclic heterocycle


heteromonocycle

(organic chemistry) Any monocyclic heterocycle


heterotricycle

(organic chemistry) Any tricyclic heterocycle


heteromonocyclic

(organic chemistry) Of or pertaining to a heteromonocycle


heterotricyclic

(organic chemistry) Of or pertaining to a heterotricycle


heterocycloalkane

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


heteroelement

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


hexacene

hexacene (countable and uncountable, plural hexacenes)

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


indacene

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


indazole

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


benzopyrazole

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


indene

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


isobenzofuran

(organic chemistry) The isomer of benzofuran 2-benzofuran


isoindoline

(organic chemistry) The isomer of indoline 2-indoline


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.


oxanthrene

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


thianthrene

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


dithiin

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