| 发明名称 |
PROCESS FOR THE PREPARATION OF SUFENTANIL DERIVATIVES BY CARBENE ADDITION/AMINOLYSIS OF 4-PIPERIDONE |
| 摘要 |
A piperidine derivative such as sufentanil is formed in a process which includes dichloro carbene addition to 4-piperidone and subsequent aminolysis to form a 4-amino-4-carbamoyl piperidine (Formula 1).
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| 申请公布号 |
CA2167912(C) |
申请公布日期 |
1999.11.09 |
| 申请号 |
CA19942167912 |
申请日期 |
1994.09.09 |
| 申请人 |
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发明人 |
MATHEW, JACOB |
| 分类号 |
C07D211/56;C07D211/66;C07D401/06;C07D409/06;C07D491/10;(IPC1-7):C07D409/06 |
主分类号 |
C07D211/56 |
| 代理机构 |
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代理人 |
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