| 发明名称 |
Preparation of dicyanobutenes from 3-pentenenitrile |
| 摘要 |
Dinitriles are obtained by heating an olefinically unsaturated mononitrile in presence of an olefin disproportionation catalyst, for example, 3-pentenenitrile gives dicyanobutenes.
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| 申请公布号 |
US4088672(A) |
申请公布日期 |
1978.05.09 |
| 申请号 |
US19750571560 |
申请日期 |
1975.04.25 |
| 申请人 |
IMPERIAL CHEMICAL INDUSTRIES LIMITED |
发明人 |
WADDAN, DHAFIR YUSUF |
| 分类号 |
(IPC1-7):C07C120/00;C07C121/20 |
主分类号 |
(IPC1-7):C07C120/00 |
| 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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