申请人:SmithKline Corporation
公开号:US04220644A1
公开(公告)日:1980-09-02
The compounds of this invention are cephalosporins having various acyl substituents at the 7-position and a substituted tetrazolyl thiomethyl group at the 3-position of the cephem nucleus and intermediates for the preparation thereof. The 7-acylated compounds have antibacterial activity.
这项发明的化合物是头孢菌素,其在7-位置具有各种酰基取代基,并且在头孢菌素核的3-位置具有取代的四唑基硫甲基基团,并提供了其制备的中间体。7-酰化化合物具有抗菌活性。