CH3COOCH=CH2+NaOH→(H2O/加热)→CH3COONa+CH3CHO 其过程可以看成CH3COOCH=CH2先水解成CH3COOH和CH2=CHOH CH3COOH再与NaOH反应生成CH3COONa CH2=CHOH发生异构化变成CH3CHO
