申请人:Lonza Ltd
公开号:EP2465841A1
公开(公告)日:2012-06-20
The present invention relates to a method for preparing a carboxylic acid ester, wherein a carboxylic acid and/or a salt thereof is reacted with an alcohol in the presence of hydrogen chloride (HCl) and water to form the carboxylic acid ester, wherein the reaction is carried out using a starting reaction system wherein the molar ratio of HCl to carboxylic acid is at least 0.075 : 1 and the molar ratio of water to carboxylic acid is at least 0.25 : 1.
本发明涉及一种制备羧酸酯的方法,其中在氯化氢(HCl)和水的存在下,羧酸和/或其盐与醇反应,形成羧酸酯,其中该反应是在使用起始反应体系的情况下进行的,其中氯化氢与羧酸的摩尔比至少为0.075:1,水与羧酸的摩尔比至少为0.25:1。