| 发明名称 |
PROCESS FOR THE PREPARATION OF TRIAMINO BENZENES |
| 摘要 |
<p>PROCESS FOR THE PREPARATION OF TRIAMINO BENZENES of the disclosure: 1,2,4-triamino benzenes are obtained in high yield and purity by catalytic hydrogenation of 2,4-dinitro anilines in water containing at least one molar equivalent of a mono- or di-carboxylic acid. The products are known and useful as intermediates for dyes and biocides.</p> |
| 申请公布号 |
CA1060477(A) |
申请公布日期 |
1979.08.14 |
| 申请号 |
CA19750239182 |
申请日期 |
1975.11.07 |
| 申请人 |
HOECHST AKTIENGESELLSCHAFT |
发明人 |
KUNSTMANN, WALTER;MEES, BERNHARD |
| 分类号 |
C07B61/00;B01J23/00;C07C67/00;C07C209/00;C07C209/36;C07C211/50;C07D235/26;(IPC1-7):07C87/50 |
主分类号 |
C07B61/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
