| 发明名称 |
Method for the production of 2-pyrrolidone |
| 摘要 |
A process for continuously preparing 2-pyrrolidone by reacting gamma-butyrolactone with ammonia in the liquid phase in the presence of water, wherein the reaction is carried out at a temperature of from 275 to 300° C. and an absolute pressure of from 140 to 180 bar. |
| 申请公布号 |
US2004242900(A1) |
申请公布日期 |
2004.12.02 |
| 申请号 |
US20040487452 |
申请日期 |
2004.02.24 |
| 申请人 |
RUDLOFF MARTIN;STOPS PETER;HENKES ERHARD;SCHMIDTKE HELMUT;FISCHER ROLF-HARTMUTH;JULIUS MANFRED;LEBKUCHER ROLF;ROSS KARL-HEINZ |
发明人 |
RUDLOFF MARTIN;STOPS PETER;HENKES ERHARD;SCHMIDTKE HELMUT;FISCHER ROLF-HARTMUTH;JULIUS MANFRED;LEBKUCHER ROLF;ROSS KARL-HEINZ |
| 分类号 |
C07D207/26;C07D201/08;C07D207/267;(IPC1-7):C07D207/267 |
主分类号 |
C07D207/26 |
| 代理机构 |
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