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单词 Crotonic acids
释义

Crotonic acids

英语百科

Crotonic acid

Ball-and-stick model of the crotonic acid molecule

Crotonic acid, or trans-2-butenoic acid, is a short-chain unsaturated carboxylic acid, described by the formula CH3CH=CHCO2H. Crotonic acid is so named because it was erroneously thought to be a saponification product of croton oil. It crystallizes as needles from hot water.

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