| 发明名称 |
Cephalosporin derivatives, and antibacterial drugs comprising said derivatives |
| 摘要 |
New cephalosporin derivatives having the general formula: <IMAGE> wherein R1 and R2 each represents hydroxy or acyloxy and their salts, and processes for the production thereof. The cephalosporin derivatives of the present invention are useful as antibacterial drugs.
|
| 申请公布号 |
US4285940(A) |
申请公布日期 |
1981.08.25 |
| 申请号 |
US19800137754 |
申请日期 |
1980.04.07 |
| 申请人 |
EISAI CO., LTD. |
发明人 |
MACHIDA, YOSHIMASA;SAITO, ISAO;NOMOTO, SEIICHIRO;NEGI, SHIGETO;IKUTA, HIRONORI;KITOH, KYOSUKE |
| 分类号 |
A61K31/43;A61K31/545;A61K31/546;A61P31/04;C07D311/22;C07D501/34;(IPC1-7):C07D501/26 |
主分类号 |
A61K31/43 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
