| 发明名称 |
PROCESS FOR THE SEPARATION OF 4-PENTENOIC ACID METHYLESTER FROM MIXTURES CONTAINING THE SAME AND 3-PENTENOIC ACID METHYLESTER |
| 摘要 |
<p>Methyl 4-pentenoate is isolated from mixtures containing this and methyl 3-pentenoate by a process in which from 0.25 to 0.4 part by weight of water is added per part by weight of methyl 4-pentenoate, and the azeotrope of methyl 4-pentenoate and water is distilled off.</p> |
| 申请公布号 |
EP0157311(B1) |
申请公布日期 |
1989.01.25 |
| 申请号 |
EP19850103387 |
申请日期 |
1985.03.22 |
| 申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
SCHNEIDER, HEINZ-WALTER, DR.;KUMMER, RUDOLF, DR.;ZIMMERLING, DIETER |
| 分类号 |
C07C67/54;C07C69/533;(IPC1-7):C07C69/533 |
主分类号 |
C07C67/54 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
