发明名称 |
Process for preparing fluoronitrobenzenes |
摘要 |
Fluoronitrobenzenes are prepared in an advantageous way from the corresponding chloronitrobenzenes and an alkali metal fluoride by means of a chlorine-fluorine exchange reaction with replacement of a chlorine atom by a fluorine atom, by catalyzing the reaction with a quaternaryammonium compound which comprises at least one alkoxypolyoxyalkyl radical.
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申请公布号 |
US5476976(A) |
申请公布日期 |
1995.12.19 |
申请号 |
US19940277475 |
申请日期 |
1994.07.19 |
申请人 |
HOECHST AG |
发明人 |
SCHACH, THOMAS;PAPENFUHS, THEODOR |
分类号 |
B01J31/02;C07B61/00;C07C201/12;C07C205/12;(IPC1-7):C07C201/02 |
主分类号 |
B01J31/02 |
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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