HOCH2CHOHCH2OH+3CH3COOH→H3COOCCH2CH(OOCCH3)CH2OCOCH3+3H2O(条件应为 可逆、加热、浓硫酸)
OH O OC CH3CH2-CH-CH2OH +3CH3COOH=== (浓硫酸) === CH2-CH-CH2O OC CH3+3H2OOH O OC CH3