HRID647459

反应详情

EQUATION

反应方程式

HRID 647459 的结构方程式

PROCEDURE

实验过程

4-Nitrobenzyl 7-amino-3-methoxy-3-cephem-4-carboxylate hydrochloride (4.02 g) and 2-(tert-butoxycarbonylmethoxyimino)-2-(2-formamidothiazol-4-yl)acetic acid (syn isomer, 3.62 g) were treated in a similar manner to to that of Example 1 to give 4-nitrobenzyl 7-[2-(tert-butoxycarbonylmethoxyimino)-2-(2-formamidothiazol-4-yl)acetamido]-3-methoxy-3-cephem-4-carboxylate (syn isomer, 6.8 g).