| 发明名称 |
4,5-difluorophthaloyl fluoride and its preparation. |
| 摘要 |
<p>4,5-Difluorophthaloyl fluoride, a novel compound of use as an intermediate in the preparation of fluorine-containing aromatic compounds, is prepared by reacting 4,5-dichlorophthalic anhydride with anhydrous potassium fluoride.</p> |
| 申请公布号 |
EP0148366(A2) |
申请公布日期 |
1985.07.17 |
| 申请号 |
EP19840113566 |
申请日期 |
1981.12.30 |
| 申请人 |
OCCIDENTAL CHEMICAL CORPORATION |
发明人 |
FIFOLT, MICHAEL J.;FOSTER, ARTHUR M.;COTTER, BYRON R. |
| 分类号 |
C07C51/567;C07C51/58;C07C51/60;C07C63/68;C07D209/48;(IPC1-7):C07C63/68;C07C51/363 |
主分类号 |
C07C51/567 |
| 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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