乳酸甲酯的合成研究  

Study on the Synthesis of Lactic Acid Methanol Ester

作　　者：沈介发[1] 张跃[1] 严生虎[1] 刘建武[1] 张爱淮[1] 郭文甲[1] 

机构地区：[1]江苏工业学院设计研究所,江苏常州213164

出　　处：《江苏化工》2007年第5期37-39,共3页Jiangsu Chemical Industry

摘　　要：研究了选用大孔强酸性阳离子交换树脂作催化剂,在不同条件下催化合成乳酸甲酯。实验结果表明:在催化剂作用下,甲醇与乳酸摩尔比为2:1,反应温度为80℃,流速为200g.h-1,酯化收率达85.36%。Synthesis of methyl lactate on the cation exchange resin was studied under different conditions.After a series of experiments,the optimal conditions of esterification under the catalyst were achieved:molar ratio of methanol to lactic acid as 2:1,reaction temperature was 80 ℃,velocity of flow was 200 g·h-1.The yield of esterification could reach 85.36%.

关 键 词：乳酸甲酯 交换树脂 催化 酯化 

分 类 号：TQ225.24[化学工程—有机化工]