Crotonic acid

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.

单词	Butenoic acid
释义	Butenoic acid 原声例句 Crash Course 综合篇 It's also got the carboxylic acid though, so let's go ahead and call it butenoic acid. 不过它也含有羧酸，所以让我们继续称之为丁烯酸。英语百科 Crotonic acid 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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Butenoic acid

Crotonic acid