申请人:ASAHI GLASS COMPANY LTD.
公开号:EP0763536A1
公开(公告)日:1997-03-19
6-Aminomethyl-substituted quinolinebenzoic acids useful as angiotensin II antagonists are easily produced in a short step. A 2-6-(halomethyl)quinolin-2-yl}benzoic acid (1) is reacted with a secondary amine such as a 3H-imidazo[4,5-b]pyridine (2) in the presence of a base to thereby produce a 6-aminomethyl-substituted quinolinebenzoic acid (4) wherein Z may be a bromine atom, etc., R1 to R3 each may be an alkyl group, etc. and X and Y may be =N or =CH.
易于生产的6-氨甲基取代喹啉苯甲酸可用作血管紧张素II拮抗剂,仅需一步反应即可得到。在碱存在下,2-6-(卤代甲基)喹啉-2-基}苯甲酸(1)与3H-咪唑并[4,5-b]吡啶(2)等二级胺反应,从而生成6-氨甲基取代喹啉苯甲酸(4),其中Z可以是溴原子等,R1到R3可以是烷基等,X和Y可以是= N或= CH。