The synthesis methods of Nipagin Esters Catalyzed by sulfuric acid, p-toluene sulfonic acid, ferric sul-fate hydrate, ferric chloride hexahydrate, aluminium chloride hexahydrate, rare earth compound, solid super acid and heteropoly acid were reviewed. 评述了采用硫酸、甲苯磺酸、合硫酸铁、水合三氯化铁、水合三氯化铝、土化合物、体超强酸和杂多酸等催化剂催化合成对羟基苯甲酸酯的方法。
Synthesis of n-butyl propionate catalyzed by ferric sulfate hydrate 水合硫酸铁催化合成丙酸丁酯
The rate constants, of hydrolysis of 7 diethylacetals under the catalysis of ferric sulfate hydrate were determined at different temperatures. 在硫酸铁水合物催化下,分别测定了七种取代乙醛缩二乙醇在不同温度下的水解反应速率常数;
A method of synthesizing dimethyl phthalate from phthalic anhydride and methanol was developed using ferric sulphate hydrate as catalyst. The influence factors such as kinds and amount of catalysts, reaction time, reaction temperature and so on were studied. 以固体水合硫酸铁为催化剂,以苯酐和甲醇为原料,催化合成邻苯二甲酸二甲酯,探讨不同催化剂、催化剂的用量、反应时间、反应温度等因素对酯化反应的影响。
Iso Amyl salicylate was synthesized with salicylic acid and iso amyl alcohol by ferric chloride hydrate and the reaction conditions were discussed. 用水杨酸和异戊醇为原料,以氯化铁水合物为催化剂合成水杨酸异戊酯,并探讨了酯化反应的反应条件。
Polar and Steric Effects of the Esterification of Acetic Acid with Substituted Methyl Alcohols under the Catalysis of Ferric Sulfate Hydrate 硫酸铁水合物催化乙酸与取代甲醇酯化反应的极性效应和空间效应的分离