发明名称 |
Process for the preparation of optionally substituted benzoyl chloride |
摘要 |
A process for the preparation of optionally substituted benzoyl chloride from optionally substituted benzotrichloride at elevated temperature in the presence of a catalyst is described wherein optionally substituted benzotrichloride or a mixture thereof with optionally substituted benzoyl chloride is reacted with an excess of 1 to 20 mol percent of optionally substituted benzoic acid and/or water and the hydrogen chloride-containing off-gases formed during the reaction are washed with optionally substituted benzotrichloride or the mixture of optionally substituted benzotrichloride and optionally substituted benzoyl chloride.
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申请公布号 |
US4276231(A) |
申请公布日期 |
1981.06.30 |
申请号 |
US19790071805 |
申请日期 |
1979.09.04 |
申请人 |
BAYER AKTIENGESELLSCHAFT |
发明人 |
BOECKMANN, WALTER;LIPPER, KARL-AUGUST;BRUEHNE, FRIEDRICH |
分类号 |
C07C63/04;B01J21/00;B01J31/00;C07B61/00;C07C51/00;C07C51/58;C07C63/10;C07C63/70;C07C67/00;C07C205/58;(IPC1-7):C07C51/60 |
主分类号 |
C07C63/04 |
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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