| 发明名称 |
FORFARANDE FOR FRAMSTELLNING AV CEFALOSPORINER AV LAKTOLTYP |
| 摘要 |
A 3-hydroxymethylcephalosporin which is not protected at the carboxyl group can be directly oxidized with a hexavalent chromium compound to give in good yield a lactol type cephalosporin represented by the general formula: |
| 申请公布号 |
SE416204(B) |
申请公布日期 |
1980.12.08 |
| 申请号 |
SE19730016419 |
申请日期 |
1973.12.05 |
| 申请人 |
* TAKEDA CHEMICAL INDUSTRIES LTD |
发明人 |
S * TERAO;M * SHIRAISHI;T * MIYAWAKI;M * NUMATA;Y * IMASHIRO;I * MINAMIDA;M * YAMAOKA |
| 分类号 |
A61K31/545;C07D501/04;C07D501/16;C07D501/26;C07D501/60;C07D513/14;C07D515/14;(IPC1-7):07D501/04;07D501/26 |
主分类号 |
A61K31/545 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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