| 发明名称 |
PROCESS FOR PREPARATION OF 3,3'- OR 3,4'- DIAMINOBENZOPHENONE |
| 摘要 |
<p>Process for Preparation of 3,3'- or 3,4'-Diaminobenzophenone Preparation of 3,3'- or 3,4'-diaminobenzophenone by nitrating a chloronitrobenzophenone mixture obtained by the Friedel-Crafts reaction between 3- or 4-nitrobenzoyl chloride and chlorobenzene, and catalytically reducing and dechlorinating the resulting chlorodinitrobenzophenone mixture in the presence of a reduction catalyst and a dehydrochlorinating agent.</p> |
| 申请公布号 |
CA1213906(A) |
申请公布日期 |
1986.11.11 |
| 申请号 |
CA19830427658 |
申请日期 |
1983.05.06 |
| 申请人 |
MITSUI TOATSU CHEMICALS, INC. |
发明人 |
YAMAGUCHI, KEIZABURO;SUGIMOTO, KENICHI;TANABE, YOSHIMITSU;KAWASHIMA, SABURO;YAMAGUCHI, AKIHIRO |
| 分类号 |
C07B61/00;B01J23/00;B01J23/40;B01J23/70;B01J25/02;B01J27/00;B01J27/02;B01J27/08;C07C;C07C67/00;C07C201/00;C07C205/45;C07C221/00;C07C225/22;(IPC1-7):C07C97/10 |
主分类号 |
C07B61/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
