| 发明名称 |
Preparation of 2-chloro-5-trifluoromethylpyridine and 2-chloro-5-perchlorofluoromethylpyridines |
| 摘要 |
2-Chloro-5-trifluoromethylpyridine or a 2-chloro-5-perchlorofluoromethylpyridine is prepared by chlorination of 3-trifluoromethylpyridine or a 3-perchlorofluoromethylpyridine respectively in the vapor phase at a temperature in the range from 100 DEG C. to 500 DEG C.
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| 申请公布号 |
US4288600(A) |
申请公布日期 |
1981.09.08 |
| 申请号 |
US19800143479 |
申请日期 |
1980.04.22 |
| 申请人 |
IMPERIAL CHEMICAL INDUSTRIES LIMITED |
发明人 |
ROBERTS, NORMAN L.;WHITTAKER, GRAHAM |
| 分类号 |
C07D213/61;(IPC1-7):C07D213/26 |
主分类号 |
C07D213/61 |
| 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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