环氧氯丙烷是一种重要的有机化工原料和中间体。本文综述了以H2O2为氧源的烯丙基氯直接环氧化制备环氧氯丙烷的研究进展。分别介绍了以TS-1、Ti-MWW和磷钨杂多酸盐为催化剂的不同催化体系用于烯丙基氯环氧化反应的研究现状,阐述了各种不同催化体系的优缺点和未来的发展方向。
Epichlorohydrin is one of the important organic chemical raw materials.In this paper,the progress in the preparation of epichlorohydrin by direct oxidation of allyl chloride with aqueous hydrogen peroxide catalyzed by TS-1,Ti-MWW and heteropolyphosphatotungstates are reviewed.The features and prospect of the different processes are discussed,and the trends of industrial development are described.