申请人:Ciba-Geigy Corporation
公开号:US04826832A1
公开(公告)日:1989-05-02
Compounds of the formula ##STR1## in which R.sub.1 represents lower alkyl substituted by hydroxy or by protected hydroxy, R.sub.2 represents carboxy or functionally modified carboxy, and R.sub.3 represents optionally substituted 3-pyridyl or optionally substituted 4-pyridyl, and pharmaceutically acceptable salts of such compounds, have antibacterial activity. The compounds of the formula I can be manufactured according to processes known per se.
公式##STR1##的化合物,其中R.sub.1代表被羟基或被保护羟基取代的低级烷基,R.sub.2代表羧基或功能修饰的羧基,R.sub.3代表可选地取代的3-吡啶基或可选地取代的4-吡啶基,以及这些化合物的药物可接受的盐,具有抗菌活性。可以根据已知自身的过程制造公式I的化合物。