| 发明名称 |
Production of dihydroxy arylophenones |
| 摘要 |
Production of a dihydroxy arylophenone by reacting a diaryl carbonate in the presence of a fluoroalkane sulphonic acid. The diaryl carbonate is preferably diphenyl carbonate, the product so formed being 4,4'-dihydroxy-benzophenone. The sulphonic acid is preferably trifluoromethane sulphonic acid.
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| 申请公布号 |
US4433172(A) |
申请公布日期 |
1984.02.21 |
| 申请号 |
US19820410995 |
申请日期 |
1982.08.24 |
| 申请人 |
IMPERIAL CHEMICAL INDUSTRIES PLC |
发明人 |
ROSE, JOHN B.;CINDEREY, MICHAEL B. |
| 分类号 |
B01J31/00;C07B61/00;C07C45/00;C07C45/54;C07C49/83;C07C67/00;(IPC1-7):C07C45/54 |
主分类号 |
B01J31/00 |
| 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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