| 发明名称 |
METHOD FOR MAKING CAPROLACTAM FROM IMPURE 6-AMINO-CAPRONITRILE CONTAINING TETRAHYDROAZEPINE |
| 摘要 |
<p>Method for making caprolactam from 6-aminocapronitrile that contains greater than 500 ppm tetrahydroazepine and its derivatives (THA) in which the THA is not removed from the method until after the caprolactam is produced.</p> |
| 申请公布号 |
EP1636179(A1) |
申请公布日期 |
2006.03.22 |
| 申请号 |
EP20040785751 |
申请日期 |
2004.06.17 |
| 申请人 |
INVISTA TECHNOLOGIES S.A.R.L. |
发明人 |
KIRBY, GREGORY, S.;OSTERMAIER, JOHN J. |
| 分类号 |
C07D201/08;(IPC1-7):C07D201/08 |
主分类号 |
C07D201/08 |
| 代理机构 |
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代理人 |
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