| 发明名称 |
Method for preparing 3-cyano-2,4-dihalogeno-5-fluoro-Benzoic acid |
| 摘要 |
The present invention relates to a process for preparing 3-cyano-2,4-dihalogeno-5-fluoro-benzoic acid, to intermediates for carrying out the process and to processes for preparing these intermediates.
|
| 申请公布号 |
US6462218(B1) |
申请公布日期 |
2002.10.08 |
| 申请号 |
US20000463272 |
申请日期 |
2000.01.24 |
| 申请人 |
BAYER AKTIENGESELLSCHAFT |
发明人 |
HALLENBACH WERNER;MARHOLD ALBRECHT |
| 分类号 |
C07C253/30;C07C255/51;C07C255/57;(IPC1-7):C07C255/51 |
主分类号 |
C07C253/30 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
