Novel thioester derivatives of thiazolyl acetic acid and their use in the preparation of cephalosporin compounds
申请人:——
公开号:US20040087787A1
公开(公告)日:2004-05-06
The present invention provides novel thioester derivatives of thiazolyl acetic acid of the general formula (I), also, the invention provides a method for preparation of the thioester derivatives and reaction of the thioester derivatives with cephem carboxylic acids to produce cephalosporin antibiotic compounds having general formula (II).
本发明提供了通式(I)的噻唑乙酸的新型硫酯衍生物,还提供了制备硫酯衍生物的方法,以及硫酯衍生物与头孢羧酸反应生成通式(II)的头孢菌素抗生素化合物的方法。