| 发明名称 |
Process for preparing 2-pyrrolidones |
| 摘要 |
2-Pyrrolidones can be prepared by simultaneous reaction of maleic acid, ammonia or a primary amine and hydrogen at elevated temperature and elevated pressure in the liquid phase over a supported catalyst, with the supported catalyst containing both palladium and rhenium in metallic or bound form.
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| 申请公布号 |
US5912358(A) |
申请公布日期 |
1999.06.15 |
| 申请号 |
US19960656001 |
申请日期 |
1996.05.24 |
| 申请人 |
BAYER AKTIENGESELLSCHAFT |
发明人 |
FROHN, LUTZ;JENTSCH, JOERG-DIETRICH;ZIRNGIEBL, EBERHARD |
| 分类号 |
B01J23/44;B01J23/656;C07B61/00;C07D207/26;C07D207/267;(IPC1-7):C07D207/267 |
主分类号 |
B01J23/44 |
| 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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