By using HPA as catalyst, some dialkyl adipates were prepared. The synthetic conditions of diethyladipate were discussed In optimum condition the yield of diethyl adipate was 97%.

• 采用磷钨酸催化合成了几种己二酸双脂，并讨论了己二酸二乙酸的合成条件，优化条件下，反应收率可达97%25以上。