| 单词 | tolylene-diamine |
| 释义 | > as lemmastolylene-diamine A hypothetical monatomic radical, C7H7, isomeric with cresyl, called also benzyl, which may be supposed to exist in benzylic alcohol, toluene, and other compounds. Entering into the names of many compounds and substitution products, e.g. tolyl- (or benzyl-) acetamide, tolyl-carbamide, tolyl-sulphurous, tolylene, C7H6 = benzylene, tolylene-diamine, etc. ΘΚΠ the world > matter > chemistry > organic chemistry > hydrocarbons > [noun] > hydrocarbon radicals > named, by number of carbon atoms > seven tolyl1868 1868 H. Watts Dict. Chem. V. 870 The name benzyl is the most convenient for it, as tolyl is too much like toluyl. < as lemmas |
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