| 发明名称 |
PROCESS FOR PREPARATION OF 1-ALKYL-3-METHYLPIPERIDONE-2 AND 1-ALKYL-5-METHYLPIPERIDONE-2 |
| 摘要 |
<p>This invention relates to an improved process for the preparation of 1-alkyl-3-methylpiperidone-2 and 1-alkyl-5-methylpiperidone-2 from 2-methylglutaronitrile wherein the selectivity of the process to bis-1,5-(methylamido)-3-methylpentane is less than 8%.</p> |
| 申请公布号 |
EP0927162(A2) |
申请公布日期 |
1999.07.07 |
| 申请号 |
EP19970937220 |
申请日期 |
1997.08.13 |
| 申请人 |
E.I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
HERKES, FRANK, EDWARD |
| 分类号 |
C07D211/02;C07D211/76;(IPC1-7):C07D211/00 |
主分类号 |
C07D211/02 |
| 代理机构 |
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