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synonym: trans-2-butenoic acid
crotonic acid ((e)-2-butenoic acid) or is a short-chain unsaturated carboxylic acid, described by the formula ch3ch=chco2h. It is also called crotonic acid because it was erroneously thought to be a saponification product of croton oil.[2] it crystallizes as needles from hot water. The cis-isomer of crotonic acid is called isocrotonic acid.
other names : (e)-but-2-enoic acid, (e)-2-butenoic acid, crotonic acid, trans-2-butenoic acid, beta-methylacrylic acid, 3-methylacrylic acid
cas no. 3724-65-0
chemical formula : c4h6o2