硫酸铝催化合成α-萘乙酸甲酯的研究

Syntheses of methyl α-napthyl acetate by Al 2(SO 4) 3·8H 2O catalysis

报道了以硫酸铝为催化剂 ,以α -萘乙酸和甲醇为原料直接酯化合成α -萘乙酸甲酯的方法 通过试验得出最佳反应条件为 :催化剂用量为 6 % ,醇酸摩尔比为 12∶1,加热回流 6h ,酯的产率为 88 2 %

Syntheses of methyl α-napthyl acetate by Al 2(SO 4) 3 ·8H 2O catalysis is reported.The optimum condition is as follows:the dosage of catalyst is 6%,the ratio of mathanol and α-naphthylacetic acid is 12∶1,the refluxing time is 6h.Under this condition the average yield is 88.2%.