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单词 indogen
释义 indogen Chem.|ˈɪndəʊdʒɛn|
[f. indo-2 + -gen 1.]
A name for the group C6H4{btr1}CO{bbr1}{bbr1}NH{btr1}C{b2} the double molecule of which (di-indogen) constitutes indigo-blue. Hence indoˈgenic a. in i. acid = indoxylic acid. inˈdogenide, a compound of indogen with another radical, as indogenide of benzoic aldehyde, or of pyruric acid. Indigo-blue is the indogenide of pseudo-isatin, or di-indogen.
1886Syd. Soc. Lex., Indogen.1892Morley & Muir Dict. Chem. III. 7 Indoxyl forms condensation products, called indogenides, with bodies containing a CO group.
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