申请人:Zeneca Limited
公开号:US06291455B1
公开(公告)日:2001-09-18
The invention relates to quinazoline derivatives of formula (I) (wherein: R1 represents hydrogen or methoxy; R2 represents methoxy, ethoxy, 2-methoxyethoxy, 3-methoxypropoxy, 2-ethoxyethoxy, trifluoromethoxy, 2,2,2-trifluoroethoxy, 2-hydroxyethoxy, 3-hydroxypropoxy, 2-(N,N-dimethylamino)ethoxy, 3-(N,N-dimethylamino)propoxy, 2-morpholinoethoxy, 3-morpholinopropoxy, 4-morpholinobutoxy, 2-piperidinoethoxy, 3-piperidinopropoxy, 4-piperidinobutoxy, 2-(piperazin-1-yl)ethoxy, 3-(piperazin-1-yl)propoxy, 4-(piperazin-1-yl)butoxy, 2-(4-methylpiperazin-1-yl)ethoxy, 3-(4methylpiperazin-1-yl)propoxy or 4-(4-methylpiperazin-1-yl)butoxy; the phenyl group bearing (R3)2 is selected from: 2-fluoro-5-hydroxyphenyl, 4-bromo-2-fluorophenyl, 2,4-difluorophenyl, 4-chloro-2-fluorophenyl, 2-fluoro-4-methylphenyl, 2-fluoro-4-methoxyphenyl, 4-bromo-3-hydroxyphenyl, 4-fluoro-3-hydroxyphenyl, 4-chloro-3-hydroxyphenyl, 3-hydroxy-4-methylphenyl, 3-hydroxy-4-methoxyphenyl and 4-cyano-2-fluorophenyl); and salts thereof, processes for their preparation and pharmaceutical compositions containing a compound of formula (I) or a pharmaceutically acceptable salt thereof as active ingredient The compounds of formula (I) and the pharmaceutically acceptable salts thereof inhibit the effects of VEGF, a property of value in the treatment of a number of disease states including cancer and rheumatoid arthritis
该发明涉及式(I)的喹唑啉衍生物(其中:R1代表氢或甲氧基;R2代表甲氧基、乙氧基、2-甲氧基乙氧基、3-甲氧基丙氧基、2-乙氧基乙氧基、三氟甲氧基、2,2,2-三氟乙氧基、2-羟基乙氧基、3-羟基丙氧基、2-(N,N-二甲基氨基)乙氧基、3-(N,N-二甲基氨基)丙氧基、2-吗啉基乙氧基、3-吗啉基丙氧基、4-吗啉基丁氧基、2-哌啶基乙氧基、3-哌啶基丙氧基、4-哌啶基丁氧基、2-(哌嗪-1-基)乙氧基、3-(哌嗪-1-基)丙氧基、4-(哌嗪-1-基)丁氧基、2-(4-甲基哌嗪-1-基)乙氧基、3-(4-甲基哌嗪-1-基)丙氧基或4-(4-甲基哌嗪-1-基)丁氧基;携带(R3)2的苯基从以下中选择:2-氟-5-羟基苯基、4-溴-2-氟苯基、2,4-二氟苯基、4-氯-2-氟苯基、2-氟-4-甲基苯基、2-氟-4-甲氧基苯基、4-溴-3-羟基苯基、4-氟-3-羟基苯基、4-氯-3-羟基苯基、3-羟基-4-甲基苯基、3-羟基-4-甲氧基苯基和4-氰基-2-氟苯基);及其盐,其制备方法和含有式(I)化合物或其药学上可接受的盐作为活性成分的药物组合物。式(I)的化合物及其药学上可接受的盐抑制VEGF的作用,这是治疗多种疾病状态的有价值特性,包括癌症和类风湿性关节炎