HRID1088065

反应详情

EQUATION

反应方程式

HRID 1088065 的结构方程式

AUXILIARIES

试剂、催化剂与溶剂

1

PROCEDURE

实验过程

1N-Hydrochloric acid (3.9 ml) was added to a solution of 7β-[2-(2-aminothiazol-4-yl)-2-(difluoromethoxyimino)acetamido]-3-(2-methyl-1-pyrazolio)methyl-3-cephem-4-carboxylate dihydrate (syn isomer) (2 g) in water (50 ml). The resultant aqueous solution was lyophilized to give 7β-[2-(2-aminothiazol-4-yl)-2-(difluoromethoxyimino)acetamido]-3-(2-methyl-1-pyrazolio)methyl-3-cephem-4carboxylate hydrochloride (syn isomer) (2.1 g).