| 发明名称 |
PROCESS FOR PREPARING BENZOPHENONE DERIVATIVES. |
| 摘要 |
<p>Benzophenone derivatives are obtained by treating 1,1-bis(aryl)-2,2,2-trichloroethanol with alkali. The starting 1,1-bis(aryl)-2,2,2-trichloroethanol is industrially available at low cost. The alkali is preferably a hydroxide or carbonate of an alkali metal, and is used in an amount of 0.2 to 10 mol per mol of 1,1-bis(aryl)-2,2,2-trichloroethanol.</p> |
| 申请公布号 |
EP0120966(A1) |
申请公布日期 |
1984.10.10 |
| 申请号 |
EP19820902750 |
申请日期 |
1982.09.21 |
| 申请人 |
MITSUI TOATSU CHEMICALS, INC. |
发明人 |
YAMAGUCHI, AKIHIRO;YAMAGUCHI, KEIZABURO;SUGIMOTO, KENICHI;TANABE, YOSHIMITSU |
| 分类号 |
C07C45/51;(IPC1-7):C07C49/76;C07C49/84;C07C49/813;C07C49/80;C07C49/784;C07C49/782;C07C49/786 |
主分类号 |
C07C45/51 |
| 代理机构 |
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