发明名称 |
PROCESS FOR THE PREPARATION OF 4-HYDROXY-BENZOPHENONES |
摘要 |
Preparation of para-substituted 4-hydroxybenzophenones by reacting appropriately substituted aromatic compound with poly(4-oxybenzoyl) in the presence of an acid catalyst. The reaction with the appropriately substituted aromatic compound, for example fluorobenzene, is effected in the presence of an acid catalyst such as a strong proton acid or a Lewis Acid or a mixture thereof. |
申请公布号 |
DE3469516(D1) |
申请公布日期 |
1988.04.07 |
申请号 |
DE19843469516 |
申请日期 |
1984.05.25 |
申请人 |
IMPERIAL CHEMICAL INDUSTRIES PLC |
发明人 |
COLQUHOUN, HOWARD MATTHEW;BREEZE, ALAN GEOFFREY |
分类号 |
C07C45/61;B01J27/00;B01J31/00;C07B61/00;C07C45/00;C07C45/46;C07C49/83;C07C49/84;C07C67/00;C08G63/06;C08G63/682;(IPC1-7):C07C45/46 |
主分类号 |
C07C45/61 |
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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