1) Ethanedioic acid,dibutyl ester 乙二酸丁酯 2) Diethyl succinate 丁二酸二乙酯 1. Deactivation of Ce(SO_4)_2.4H_2O catalyst for synthesis of diethyl succinate; 四水硫酸铈催化合成丁二酸二乙酯及催化剂失活原因分析 2. Preparation of diethyl succinate by catalytic esterification and adsorption dehydr...