浓硫酸改性活性炭催化合成柠檬酸三丁酯  

Synthesis of tri-butyl citrate by using modified activated carbon as A catalyst

作　　者：王伟 计从斌[1] 杨金会[1] 刘万毅[1] 

机构地区：[1]宁夏大学能源化工重点实验室,宁夏银川750021 [2]银川科技职业学院,宁夏永宁750105

出　　处：《石油化工应用》2008年第6期32-33,共2页Petrochemical Industry Application

基　　金：国家973项目基金(NO:2006CD708606);国家自然科学基金(No.20562010);宁夏自然科学基金(No:NZ0816)

摘　　要：采用浓硫酸改性的活性炭作为催化剂,以柠檬酸和正丁醇为原料,合成了柠檬酸三丁酯(TBC)。确定了最佳合成条件为:以1 mmol柠檬酸为基准,催化剂用量6.0 mg,反应时间3.5 h,酯化率可达83.3%。Using modified activated carbon by H_2SO_4 as catalyst,tri-butyl citrate was synthesized.The conditions of reaction were investigated.The results showed that.the esterification could be finished in 3.5 hours with 83.3 % yield under optimum conditions.

关 键 词：柠檬酸三丁酯 活性炭 浓硫酸 

分 类 号：TQ414[化学工程]