| 发明名称 |
VERFAHREN ZUR HERSTELLUNG VON 2,4DICYAN-3,5-DIMETHYLANILIN |
| 摘要 |
Preparation of 2,4-dicyano-3,5-dimethylaniline by heating beta -methyleneglutaric acid dinitrile or beta -methylglutaconic acid dinitrile or mixtures of these dinitriles to temperatures above 100 DEG C in the presence of basic catalysts. The resulting aniline is a starting material for the production of valuable azo dyestuffs. |
| 申请公布号 |
DE2222381(A1) |
申请公布日期 |
1973.11.22 |
| 申请号 |
DE19722222381 |
申请日期 |
1972.05.06 |
| 申请人 |
BAYER AG |
发明人 |
KOMOROWSKI,KLAUS,DR.;KURTZ,PEER,DR. |
| 分类号 |
C07B61/00;B01J23/00;B01J31/00;C07C;C07C67/00;C07C253/00;C07C255/58 |
主分类号 |
C07B61/00 |
| 代理机构 |
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代理人 |
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