发明名称 PROCESS FOR THE PREPARATION OF AROMATIC NITRILES
摘要 The invention concerns a process for preparing substituted aromatic nitriles, in particular liquid-crystal nitriles of the formulae (I) or (II), characterized in that aromatic carboxylic acids or amids thereof are reacted with gaseous ammonia in the presence of a dehydration catalyst.
申请公布号 KR0174530(B1) 申请公布日期 1999.04.01
申请号 KR19910070295 申请日期 1991.03.19
申请人 MERCK PATENT GESELLSCHAFT MIT BESCHRAENKTER HAFTUNG 发明人 PAULUTH, DETLEF;STAHL, KLAUS-PETER
分类号 B01J21/04;B01J21/16;B01J27/16;B01J27/24;B01J31/04;C07B61/00;C07C253/20;C07C253/22;C07C255/50;C07C255/52;C07C255/54;C07C255/57;C07D213/84;C07D239/26;C07D239/28;(IPC1-7):C07C255/49;C07D213/57 主分类号 B01J21/04
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