See ar- in All languages combined, or Wiktionary
Download JSON data for ar- meaning in English (5.7kB)
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"ref": "1900, Edgar Fahs Smith (English translator), R. Anschütz (German editor), Victor von Richter's Organic Chemistry: or, Chemistry of the Carbon Compounds, Third American Edition, Volume II, P. Blakiston's Son & Co., page 393",
"text": "Potassium permanganate oxidizes ac-tetrahydronaphtylamine to o-hydrocinnam-carboxylic acid (p. 245); ar-tetrahydronaphthylamine, however, because of the oxidation of its amided benzene nucleus, is changed to adipic acid together with oxalic acid (B. 22, 767): […]"
},
{
"ref": "1919 January 10, C. J. West, abstract of G. Schroeter and K. Thomas, “Transformation of tetrahydronaphthalene (tetralin) in the animal body”; in American Chemical Society, Chemical Abstracts, Volume 13, Number 1, page 43",
"text": "ar-Tetrahydro-α-carbamidonaphthalene, C₁₁H₁₄ON₂, crystallized in square plates from alc., soften at 198° and melts at about 206° (quickly heated, at 212°)."
},
{
"ref": "2006, Amit Arora, Aromatic Organic Chemistry, Discovery Publishing House, published 2007, page 173",
"text": "1-Naphthylamine is reduced by sodium and isopentanol to ar-tetrahydro-1-naphthylamine; the prefix ar- is the abbreviation of aromatic and indicates that the four hydrogen atoms are not in the ring containing the amino-group: […]",
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"(organic chemistry) Forming classification names for classes of organic compounds that contain a carbon skeleton and one or more aromatic rings."
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"ref": "1900, Edgar Fahs Smith (English translator), R. Anschütz (German editor), Victor von Richter's Organic Chemistry: or, Chemistry of the Carbon Compounds, Third American Edition, Volume II, P. Blakiston's Son & Co., page 393",
"text": "Potassium permanganate oxidizes ac-tetrahydronaphtylamine to o-hydrocinnam-carboxylic acid (p. 245); ar-tetrahydronaphthylamine, however, because of the oxidation of its amided benzene nucleus, is changed to adipic acid together with oxalic acid (B. 22, 767): […]"
},
{
"ref": "1919 January 10, C. J. West, abstract of G. Schroeter and K. Thomas, “Transformation of tetrahydronaphthalene (tetralin) in the animal body”; in American Chemical Society, Chemical Abstracts, Volume 13, Number 1, page 43",
"text": "ar-Tetrahydro-α-carbamidonaphthalene, C₁₁H₁₄ON₂, crystallized in square plates from alc., soften at 198° and melts at about 206° (quickly heated, at 212°)."
},
{
"ref": "2006, Amit Arora, Aromatic Organic Chemistry, Discovery Publishing House, published 2007, page 173",
"text": "1-Naphthylamine is reduced by sodium and isopentanol to ar-tetrahydro-1-naphthylamine; the prefix ar- is the abbreviation of aromatic and indicates that the four hydrogen atoms are not in the ring containing the amino-group: […]",
"type": "quotation"
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],
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],
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],
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"(organic chemistry) Forming classification names for classes of organic compounds that contain a carbon skeleton and one or more aromatic rings."
],
"tags": [
"morpheme"
],
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"natural-sciences",
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"word": "ar-"
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],
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This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2024-04-24 from the enwiktionary dump dated 2024-04-21 using wiktextract (82c8ff9 and f4967a5). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.
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