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 |
US7164031(B2) |
申请公布日期 |
2007.01.16 |
申请号 |
US20040487452 |
申请日期 |
2004.02.24 |
申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
RUDLOFF MARTIN;STOPS PETER;HENKES ERHARD;SCHMIDTKE HELMUT;FISCHER ROLF-HARTMUTH;JULIUS MANFRED;LEBKUECHER ROLF;ROSS KARL-HEINZ |
分类号 |
C07D207/26;C07D207/267;C07D201/08 |
主分类号 |
C07D207/26 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|