| 发明名称 |
PROCESS FOR PREPARING OF 3,3'-DIAMINO DIPHENYLSULFONES |
| 摘要 |
3,3'-diamino diphenylsulfones are prepared by catalytically reducing and dehalogenating, in the presence of a reduction catalyst and a dehydrohalogenation agent, a diphenylsulfone compound of the general formula <IMAGE> in which X is a halogen atom and Y is hydrogen or a halogen atom. |
| 申请公布号 |
GB2118542(A) |
申请公布日期 |
1983.11.02 |
| 申请号 |
GB19830004332 |
申请日期 |
1983.02.16 |
| 申请人 |
* MITSUI TOATSU CHEMICALS INC |
发明人 |
KEIZABURO * YAMAGUCHI;YOSHIMITSU * TANABE;KENICHI * SUGIMOTO;AKIHIRO * YAMAGUCHI;SABURO * KAWASHIMA |
| 分类号 |
C07C309/40;(IPC1-7):C07C147/12 |
主分类号 |
C07C309/40 |
| 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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