Oxidation of halogen salts with m-chloroperbenzoic acid in the presence of 18-crown-6 and of suitable hydroxy or carboxy alkenes leads readily to high yield production of cyclic halogenoethers of halogenolactones.
卤素盐的氧化,米在合适的羟基或羧基的烯烃引线容易以高产率生产halogenolactones的环状halogenoethers的
18-冠-6的存在下和
氯过
苯甲酸。