| 发明名称 |
3,5-Di:fluoro-aniline preparation in good yield |
| 摘要 |
Preparation of 3,5-difluoroaniline (I) comprises reacting 3,5-difluorochlorobenzene (II) with ammonia at 100-250 deg C in the presence of a solvent, a copper compound and at least one metal selected from copper, iron, cobalt, nickel, chromium, molybdenum and zinc.
|
| 申请公布号 |
DE19720341(C1) |
申请公布日期 |
1998.08.27 |
| 申请号 |
DE19971020341 |
申请日期 |
1997.05.15 |
| 申请人 |
CLARIANT GMBH, 65929 FRANKFURT, DE |
发明人 |
PFIRMANN, RALF, DR., 64347 GRIESHEIM, DE;KRAUSE, STEFAN, DR., 65929 FRANKFURT, DE |
| 分类号 |
B01J23/72;C07B61/00;C07C209/10;C07C209/18;C07C211/45;C07C211/52;(IPC1-7):C07C211/52 |
主分类号 |
B01J23/72 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
