申请人:Beecham Group p.l.c.
公开号:US04745115A1
公开(公告)日:1988-05-17
Compounds of the general formula I ##STR1## in which: R.sub.1 and R.sub.2 are independently hydrogen, C.sub.1-6 alkyl or together are a group X which is C.sub.3-6 polymethylene optionally in which one carbon atom is replaced by O, S or NR.sub.6 wherein R.sub.6 is hydrogen or C.sub.1-6 alkyl; R.sub.3 is a mono- or fused bi-cyclic heteroaromatic group having up to ten atoms in the aromatic ring(s), not more than four of which are selected from nitrogen, oxygen or sulphur, optionally C-substituted by one or more substituents selected from halogen, CF.sub.3, nitro, C.sub.1-6 alkyl, C.sub.1-6 alkoxy, C.sub.1-6 alkylthio, C.sub.2-7 alkanoyl or cyano; or is phenyl or naphthyl, optionally substituted by one or more substituents selected from halogen, CF.sub.3, nitro, C.sub.1-6 alkyl, C.sub.1-6 alkoxy, C.sub.1-6 alkylthio, C.sub.2-7 alkanoyl, carboxyl, C.sub.1-6 alkoxycarbonyl, cyano, CONR.sub.7 R.sub.8 wherein R.sub.7 and R.sub.8 are selected from hydrogen or C.sub.1-6 alkyl or together are a group X; NR.sub.9 R.sub.10 wherein R.sub.9 and R.sub.10 are selected from hydrogen, C.sub.1-6 alkyl, C.sub.2-7 alkanoyl or C.sub.1-6 alkylsulphonyl or together are a group X; SO.sub.2 NR.sub.11 R.sub.12 wherein R.sub.11 and R.sub.12 are selected from hydrogen or C.sub.1-6 alkyl or together are a group X; or S(O).sub.m R.sub.13 wherein m is 1 or 2 and R.sub.13 is C.sub.1-6 alkyl; Z is naphthyl or a mono- or fused bicyclic heteroaromatic ring having up to ten atoms in the aromatic ring(s), not more than four of which are selected from nitrogen, oxygen or sulphur or (when R.sub.3 is an optionally substituted naphthyl or heteroaromatic group as defined) Z is a phenyl ring; and Z is optionally C-substituted by one or two substituents R.sub.4 and R.sub.5 which are independently selected from C.sub.1-6 alkyl, cyano, amino, aminocarbonyl or aminocarbamoyl optionally substituted by one or two C.sub.1-6 alkyl groups or by a group X, halogen, CF.sub.3, nitro, C.sub.1-6 alkoxy, C.sub.1-6 alkylthio, C.sub.2-7 alkanoyloxy or hydroxy, or together on adjacent carbon atoms are methylenedioxy or C.sub.3-5 polymethylene, are disclosed as an active therapeutic substances for the treatment of inflammatory conditions.
通式I的化合物如下:##STR1## 其中:R.sub.1和R.sub.2分别是氢,C.sub.1-6烷基或一起是一个X基团,该基团是C.sub.3-6多亚甲基,其中一个碳原子可以被O,S或NR.sub.6取代,其中R.sub.6是氢或C.sub.1-6烷基; R.sub.3是一个单环或融合的双环杂芳基团,在芳环中最多有十个原子,其中不超过四个选择自氮、氧或
硫,可选择地被一个或多个取代基C取代,所述取代基选择自卤素、CF.sub.3、硝基、C.sub.1-6烷基、C.sub.1-6烷氧基、C.sub.1-6
硫基、C.sub.2-7脂肪酰基或
氰基; 或是苯基或
萘基,可选择地被一个或多个取代基选择自卤素、CF.sub.3、硝基、C.sub.1-6烷基、C.sub.1-6烷氧基、C.sub.1-6
硫基、C.sub.2-7脂肪酰基、羧基、C.sub.1-6烷氧羰基、
氰基、CONR.sub.7R.sub.8,其中R.sub.7和R.sub.8选择自氢或C.sub.1-6烷基或一起是一个X基团;NR.sub.9R.sub.10,其中R.sub.9和R.sub.10选择自氢、C.sub.1-6烷基、C.sub.2-7脂肪酰基或C.sub.1-6烷基磺酰基或一起是一个X基团;SO.sub.2NR.sub.11R.sub.12,其中R.sub.11和R.sub.12选择自氢或C.sub.1-6烷基或一起是一个X基团;或S(O).sub.mR.sub.13,其中m为1或2,R.sub.13为C.sub.1-6烷基;Z为
萘基或一个单环或融合的双环杂芳香环,在芳环中最多有十个原子,其中不超过四个选择自氮、氧或
硫,或(当R.sub.3为如上所定义的可选择取代的
萘基或杂芳基团)Z为苯环;并且Z可选择地被一个或两个取代基R.sub.4和R.sub.5取代,所述取代基独立选择自C.sub.1-6烷基、
氰基、
氨基、
氨基羰基或
氨基羰酰基,可选择地被一个或两个C.sub.1-6烷基基团或一个X基团取代,卤素、CF.sub.3、硝基、C.sub.1-6烷氧基、C.sub.1-6
硫基、C.sub.2-7脂肪酰氧基或羟基,或在相邻碳原子上一起是亚甲二氧基或C.sub.3-5多亚甲基。这些化合物作为治疗炎症状况的活性治疗物质被揭示。