| 发明名称 |
Process for the preparation of N,N'-bis-(2-Hydroxy-ethyl)-piperazine. |
| 摘要 |
<p>A new process for preparing N,N min -bis-(2-hydroxyethyl)-piperazine (I) <CHEM> is described which involves reaction of oxamide with excess diethanolamine at a temperature of from 50 to 268 DEG C.</p> |
| 申请公布号 |
EP0338385(A1) |
申请公布日期 |
1989.10.25 |
| 申请号 |
EP19890106404 |
申请日期 |
1989.04.11 |
| 申请人 |
ENICHEM ANIC S.P.A. |
发明人 |
MESSINA, GIUSEPPE;CALARESU, PAOLO;LORENZONI, LORENO |
| 分类号 |
C07D295/08;C07D295/088 |
主分类号 |
C07D295/08 |
| 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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