申请人:Farmitalia Carlo Erba S.p.A.
公开号:US04482555A1
公开(公告)日:1984-11-13
Compounds of general formula (I) ##STR1## wherein R.sub.1 is a 2-pyridyl, 3-pyridyl or 4-pyridyl group; (b) a phenyl ring, unsubstituted or substituted by one or two groups chosen from halogen, trihalo-C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.6 alkyl, nitro, amino and C.sub.2 -C.sub.6 alkanoylamino; (c) benzyl; or (d) C.sub.1 -C.sub.6 alkyl; each of R.sub.2 and R.sub.3 independently is a hydrogen or a halogen atom or C.sub.1 -C.sub.6 alkyl; R.sub.4 is hydrogen, C.sub.1 -C.sub.6 alkyl or phenyl; R.sub.5 is (a') ##STR2## wherein each of R.sub.6 and R.sub.7 independently is hydrogen or C.sub.1 -C.sub.6 alkyl, or R.sub.6 and R.sub.7, taken together with the nitrogen atom to which they are linked, form a morpholino, piperidino, N-pyrrolidinyl or N-piperazinyl ring, wherein the N-piperazinyl ring is unsubstituted or substituted by C.sub.1 -C.sub.6 alkyl; (b') a ##STR3## wherein R.sub.8 is hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy or halogen; (c') --NHR.sub.9, wherein R.sub.9 is a 2-pyridyl, 3-pyridyl, 4-pyridyl, 2-pyrimidinyl, 2-pyrazinyl, 3-pyrazolyl, 2-thiazolyl or 2-benzothiazolyl group, each of these groups being unsubstituted or substituted by one or two groups chosen from halogen, C.sub.1 -C.sub.6 alkyl, phenyl, hydroxy and C.sub.1 -C.sub.6 alkoxy; (d') ##STR4## wherein m is 1, 2 or 3 and R.sub.6 and R.sub.7 are as defined above; or the pharmaceutically acceptable salts thereof; are disclosed as anti-inflammatory agents.
一般式(I)的化合物如下:##STR1## 其中R.sub.1是2-吡啶基,3-吡啶基或4-吡啶基基团;(b)苯环,未取代或由卤素,三卤代C.sub.1-C.sub.4烷基,C.sub.1-C.sub.6烷基,硝基,氨基和C.sub.2-C.sub.6烷酰氨基中选择一种或两种基团取代;(c)苄基;或(d)C.sub.1-C.sub.6烷基;每个R.sub.2和R.sub.3独立地是氢或卤素原子或C.sub.1-C.sub.6烷基;R.sub.4是氢,C.sub.1-C.sub.6烷基或苯基;R.sub.5是(a')##STR2## 其中R.sub.6和R.sub.7各自独立地是氢或C.sub.1-C.sub.6烷基,或R.sub.6和R.sub.7与它们连接的氮原子一起形成吗啡啶,哌啶,N-吡咯烷基或N-哌嗪基环,其中N-哌嗪基环未取代或由C.sub.1-C.sub.6烷基取代;(b')##STR3## 其中R.sub.8是氢,C.sub.1-C.sub.4烷基,C.sub.1-C.sub.4烷氧基或卤素;(c')--NHR.sub.9,其中R.sub.9是2-吡啶基,3-吡啶基,4-吡啶基,2-嘧啶基,2-吡嗪基,3-吡唑基,2-噻唑基或2-苯并噻唑基基团,这些基团均未取代或由卤素,C.sub.1-C.sub.6烷基,苯基,羟基和C.sub.1-C.sub.6烷氧基中选择一种或两种基团取代;(d')##STR4## 其中m为1、2或3,R.sub.6和R.sub.7如上所定义;或其药学上可接受的盐;作为抗炎剂被披露。