| 发明名称 |
PROCESS FOR THE PREPARATION OF 5-(2,4-DIFLUOROPHENYL)-SALICYLIC ACID |
| 摘要 |
A process for the preparation of 5-(2,4-difluorophenyl)-salicylic acid comprising the reaction of an organometallic derivative with a suitable substituted benzene in the presence of a transition-metal based catalyst is described.
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| 申请公布号 |
CA2058646(C) |
申请公布日期 |
2000.07.18 |
| 申请号 |
CA19912058646 |
申请日期 |
1991.12.31 |
| 申请人 |
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发明人 |
GIORDANO, CLAUDIO;COPPI, LAURA;MINISCI, FRANCESCO |
| 分类号 |
B01J27/10;B01J27/128;B01J31/12;C07B61/00;C07C37/055;C07C39/367;C07C41/18;C07C43/225;C07C51/00;C07C51/15;C07C51/363;C07C65/05;C07F5/02;(IPC1-7):C07C51/00;C07C65/105 |
主分类号 |
B01J27/10 |
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