再颁专利
USRE35754E Cephem derivatives 失效
Cephem衍生物

Cephem derivatives
摘要:
Cephem derivatives of the general formula ##STR1## is which the R.sub.2 O group is in the syn-position, a process for their manufacture and pharmaceutical formulations which are active against bacterial infections and contain these compounds.
公开/授权文献
信息查询
0/0