反应详情

The procedure described in Preparation 21 was repeated, but using 2.8 g of 1-ethoxycarbonyloxyethyl 7-amino-3-methoxymethyl-3-cephem-4-carboxylate p-toluenesulphonate and 1.25 g of 2-(2-formamidothiazol-4-yl)glyoxylic acid, to give 1.5 g of the title compound.

1. customThe procedure described in Preparation 21