公开(公告)号：US3793324A

公开(公告)日：1974-02-19

申请号：US3793324D

申请日：1971-11-18

申请人： DENZER M

发明人： DENZER M

IPC分类号： C07D239/82 ,  C07D317/66 ,  C07D317/68 ,  C07D491/04 ,  C07D51/48

CPC分类号： C07D491/04 ,  C07D317/66 ,  C07D317/68

摘要： THE PREPARATION OF 1-SUBSTITUTED-4-ARYL-2(1H)-QUINAZOLINONES, E.G. 1-ISOPROPYL-7-METHYL-4-PHENYL-2(1H)QUINAZOLINONE, BY REACTION OF 2-SUBSTITUTED AMINOBENZOPHENONE WITH UREA IN THE PRESENCE OF A LOWER CARBOXYLIC ACID. THE QUINAZOLINATES ARE USEFUL AS PHARMACEUTICAL AGENTS, E.G. AS ANTI-INFLAMMATORY AND ANALGESIC AGENTS.