HRID2413448

反应详情

EQUATION

反应方程式

HRID 2413448 的结构方程式

AUXILIARIES

试剂、催化剂与溶剂

1

PROCEDURE

实验过程

2-Benzhydryloxycarbonyl-7-t-butoxycarbonylamino-3-(2-nicotinoylamino-thiazol-5-yl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene (9 g) in acetonitrile (134 cc) is treated with p-toluenesulphonic acid (7.6 g) according to the working method described in Example 24, to give 7-amino-2-benzhydryloxycarbonyl-3-(2-nicotinoylamino-thiazol-5-yl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene (6.43 g) in the form of a cream powder.