Cephalosporin derivatives, processes for their preparation and
申请人:Banyu Pharmaceutical Co., Ltd.
公开号:US04782155A1
公开(公告)日:1988-11-01
The compound having the formula: ##STR1## wherein R.sup.6 is a hydrogen atom or an alkanoyl group, or a salt thereof and a process thereof.
该化合物的化学式为:##STR1## 其中R.sup.6是氢原子或烷酰基,或其盐,以及其制备方法。
Cephalosporin derivatives, and antibacterial agents
申请人:Banyu Pharmaceutical Co., Ltd.
公开号:US04814328A1
公开(公告)日:1989-03-21
The compound having the formula: ##STR1## wherein R is a straight chain, branched chain or cyclic lower alkyl, a lower alkenyl or a lower alkynyl group which may be substituted by a carboxyl group, and R.sup.1 is hydrogen atom or an acetyl group; or a pharmaceutically acceptable salt, physiologically hydrolyzable ester or solvate thereof.