氯乙酸异辛酯的催化合成  

Catalytic Synthesis of Isooctyl chloroacetate

作　　者：陈丹云[1] 蔡永红[1] 

机构地区：[1]河南大学化学化工学院,河南开封475001

出　　处：《河北化工》2005年第4期47-48,共2页Hebei Chemical Industry

基　　金：河南省教育厅自然科学资助计划项目(200510475015)

摘　　要：以自制的复合硫酸铁Fe2(SO4)3—K2SO4催化剂合成了氯乙酸异辛酯。最佳合成条件氯乙酸0.15mol,醇酸摩尔比1.2∶1,二甲苯15mol,催化剂0.8g,反应时间20min,酯收率达93.37%。该催化剂具有制备简便、价廉易得、催化活性高、反应时间短、后处理工艺简单、不腐蚀设备、无环境污染、有较好地重复使用性等优点。Complex Fe2 （SO4）3 was used as catalyst for the synthesis of isooctyl chloroacetate.The yield reached 93.37% under the optimum reaction conditions that chloroacetic acid was 0.15mol, the molar ratio of alcohol to acid was 1.2：1 ,xylene 15mL,the amount of catalyst was 0.8g,and the reaction time was only 20min.The catalyst for the esterification has many advantages such as easy preparation,low cost,high activity,simple post- treatment,being non-corrosive to the equipment and no pollution.

关 键 词：氯乙酸异辛酯 复合硫酸铁 催化酯化 

分 类 号：TQ225.3[化学工程—有机化工]