HRID1155436

反应详情

EQUATION

反应方程式

HRID 1155436 的结构方程式

PROCEDURE

实验过程

Analogously to Example 1d), 10.8 g (16.2 mM) of 2-[4-(p-toluenesulphonylthio)-3-phenoxyacetamido-2-oxoazetidin-1-yl]-3-methylene-butyric acid diphenylmethyl ester in 1 l of methylene chloride and 1.1 equivalents of ozone give 2-[4-(p-toluenesulphonylthio)-3-phenoxyacetamido-2-oxoazetidin-1-yl]-3-hydroxy-crotonic acid diphenylmethyl ester; melting point 142°-143° C. (from ether/pentane).