| 发明名称 |
3-FLUOROSULFONYLOXYCEPH-3-EM DISPLACEMENT PROCESS |
| 摘要 |
3-Fluorosulfonyloxyceph-3-ems having a protected amino or acylamino group in the 7-position are subject to carboncarbon bond formation at the 3-position by means of a palladium catalyzed coupling reaction with substituted organostannanes. A process for preparing cefprozil is disclosed.
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| 申请公布号 |
CA2147460(A1) |
申请公布日期 |
1991.05.22 |
| 申请号 |
CA19902147460 |
申请日期 |
1990.11.20 |
| 申请人 |
SQUIBB BRISTOL MYERS CO |
发明人 |
BAKER STEPHEN RICHARD;SAPIRO CHESTER JR;ROTH GREGORY PAUL |
| 分类号 |
C07D463/06;C07D501/04;C07D505/06;C07F7/10;(IPC1-7):C07D501/04 |
主分类号 |
C07D463/06 |
| 代理机构 |
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代理人 |
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