| 发明名称 |
4-substd omega-bromoacetopheones prodn - recovering valuable by-products |
| 摘要 |
<p>Title cpds. are prod. by bromination of the corresp. 4-alkoxy- or 4-halo-acetophenones by carrying out the bromination in the complete absence of water and completely removing HBr dissolved in the reaction mixt. by reaction with anhyd. sodium acetate.</p> |
| 申请公布号 |
DE2141527(A1) |
申请公布日期 |
1973.02.22 |
| 申请号 |
DE19712141527 |
申请日期 |
1971.08.19 |
| 申请人 |
TECHNOCHEMIE GMBH VERFAHRENSTECHNIK, 6900 HEIDELBERG |
发明人 |
REISINGER, KURT, DIPL.-ING. DR., 6901 DOSSENHEIM |
| 分类号 |
C07C45/63;C07C49/80;C07C49/84;(IPC1-7):07C69/14 |
主分类号 |
C07C45/63 |
| 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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