1 CH3COCH3 +HCN =CH3C(CN)(OH)CH3(属于加成反应,用于碳链的加长)2 CH3C(CN)(OH)CH3 +2H2O =CH3C(COOH)(OH)CH3+ NH33 CH3C(COOH)(OH)CH3=CH3C(COOH)=CH2+H2O(消去)4 CH3C(COOH)=CH2+CH3OH = CH3C(COOCH3)=CH2+H20(酯化)5 nCH3C(COOCH3)=CH2 = [-CH2C(COOCH3)(CH3)-](加聚)各反应的条件不能落去