| 发明名称 |
PROCESS FOR THE MANUFACTURE OF 1,1-DIHALO-4-METHYL-1, 3-PENTADIENES |
| 摘要 |
<p>The dehydrohalogenation of a 1,1,1,3tetrahalo-4-methylpentane to a 1,1-dihalo-4-methyl-1,3-pentadiene is accomplished in the liquid phase in the presence of a catalytic amount of stannic chloride. The diene is a useful intermediate in the manufacture of insecticidal synthetic pyrethroid esters.</p> |
| 申请公布号 |
CA1086778(A) |
申请公布日期 |
1980.09.30 |
| 申请号 |
CA19770289709 |
申请日期 |
1977.10.27 |
| 申请人 |
STAUFFER CHEMICAL COMPANY |
发明人 |
PITT, HAROLD M. |
| 分类号 |
B01J23/00;B01J27/00;B01J31/00;C07B61/00;C07C17/00;C07C17/25;C07C17/275;C07C21/04;C07C21/14;C07C21/18;C07C21/19;C07C67/00;(IPC1-7):07C21/02 |
主分类号 |
B01J23/00 |
| 代理机构 |
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