发明名称 |
Process for preparing benzotrifluoride and its derivatives |
摘要 |
A process for preparing benzotrifluoride or derivatives thereof by contacting benzotrichloride or the corresponding derivative with hydrogen fluoride in a gaseous phase in the absence of any catalyst, the contact being carried out in the presence of chlorine at an elevated temperature so as to accelerate the reaction rate.
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申请公布号 |
US4365101(A) |
申请公布日期 |
1982.12.21 |
申请号 |
US19770859755 |
申请日期 |
1977.12.12 |
申请人 |
DAIKIN KOGYO CO., LTD. |
发明人 |
NAKAGAWA, TSUNEO;HIRAMATSU, UJI;HONDA, TOSHIHIDE |
分类号 |
C07C17/14;C07B39/00;C07C17/00;C07C17/20;C07C17/42;C07C22/08;C07C25/13;C07C67/00;C07C201/12;C07C205/11;(IPC1-7):C07C17/20 |
主分类号 |
C07C17/14 |
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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