| 发明名称 |
PROCESS FOR SELECTIVE HYDRODEFLUORINATION |
| 摘要 |
A process for the selective hydrodefluorination of a tetrafluorophthalimide compound of the formula <CHEM> where X is 1 and R is a monovalent organo group; or X is 2 and R is a divalent organo group; comprises reacting (I) the tetrafluorophthalimide with zinc in an aqueous alkali metal hydroxide medium. The product may be hydrolyzed to form 3,4,6-trifluorophthalic acid. |
| 申请公布号 |
EP0563986(A3) |
申请公布日期 |
1994.11.23 |
| 申请号 |
EP19930105499 |
申请日期 |
1993.04.02 |
| 申请人 |
OCCIDENTAL CHEMICAL CORPORATION |
发明人 |
FERTEL, LAWRENCE B.;DERWIN, WILLIAM S.;STULTS, JEFFREY S. |
| 分类号 |
B01J23/04;C07B61/00;C07C51/00;C07C51/06;C07C51/377;C07C63/72;C07D209/48 |
主分类号 |
B01J23/04 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
