发明名称 |
Process for preparing 2-chloro-4-fluorophenol. |
摘要 |
<p>A process is disclosed for preparing 2-chloro-4-fluorophenol which comprises chlorinating 4-fluorophenol with a chlorinating agent in the presence of water. The process according to the present invention has advantages in that the chlorination can be carried out using inexpensive reagents without requiring the use of particular apparatus and under mild conditions, and the desired product can be obtained in good yields and with high selectivity. 2-Chloro-4-fluorophenol obtained in the present invention is useful as a starting material for producing various pharmaceutical agents and agricultural agents.</p> |
申请公布号 |
EP0417720(A2) |
申请公布日期 |
1991.03.20 |
申请号 |
EP19900117460 |
申请日期 |
1990.09.11 |
申请人 |
SAGAMI CHEMICAL RESEARCH CENTER |
发明人 |
HIRAI, KENJI;YAMASHITA, MITSUO |
分类号 |
C07C37/62;C07C39/27 |
主分类号 |
C07C37/62 |
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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