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
其中,R1是2-吡啶基,3-吡啶基或4-吡啶基基团; (b)苯环,未取代或被卤素、三卤基C1-C4烷基、C1-C6烷基、硝基、氨基和C2-C6烷酰氨中的一种或两种基团取代; (c)苄基; 或(d)C1-C6烷基; R2和R3各自独立地是氢或卤素原子或C1-C6烷基; R4是氢、C1-C6烷基或苯基; R5是(a')的
其中,R6和R7各自独立地是氢或C1-C6烷基,或R6和R7与它们连接的氮原子一起形成吗啉、哌啶、N-吡咯烷基或N-哌嗪基环,其中N-哌嗪基环未取代或被C1-C6烷基取代; (b')的
其中,R8是氢、C1-C4烷基、C1-C4烷氧基或卤素; (c') -NHR9,其中R9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,这些基团未取代或被卤素、C1-C6烷基、苯基、羟基和C1-C6烷氧基中的一种或两种基团取代; (d')的
其中,m为1、2或3,R6和R7如上定义; 或其药学上可接受的盐; 被披露为抗炎剂。