发明名称 |
DERIVES DE LA CEPHALOSPORINE, LEUR PREPARATION ET LES COMPOSITIONS QUI LES CONTIENNENT |
摘要 |
<p>New cephalosporin derivatives of the formula: <IMAGE> wherein one of A and A1 represents oxygen or sulphur and the other represents sulphur, R1 represents hydrogen, acetoxy, (5-methyl-1,3,4-thiadiazol-2-yl)thio or (1-methyl-1,2,3,4-tetrazol-5-yl)thio and R2 represents carboxy, or R1 represents a pyridinio radical and R2represents the carboxylate ion, are therapeutically useful compounds possessing antibacterial properties.</p> |
申请公布号 |
CA1026745(A) |
申请公布日期 |
1978.02.21 |
申请号 |
CA19740213621 |
申请日期 |
1974.11.13 |
申请人 |
RHONE-POULENC S.A. |
发明人 |
BERGER, CHRISTIAN;FARGE, DANIEL;GROS, GEORGES;MESSER, MAYER N.;MOUTONNIER, CLAUDE |
分类号 |
C07D501/04;A61K31/43;A61K31/545;A61K31/546;C07D;C07D501/06;C07D501/20;C07D501/22;C07D501/24;C07D501/34;C07D501/36;C07D501/46;C07D501/48;C07D501/56;C07D501/60 |
主分类号 |
C07D501/04 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|