Pyrazol- and indazolpyridin amines, a process for their preparation and their use as medicaments
申请人:HOECHST-ROUSSEL
PHARMACEUTICALS INCORPORATED
公开号:EP0324359A1
公开(公告)日:1989-07-19
There are described compounds of the formula
where n is 0 or 1;
R₁ is independently hydrogen, loweralkyl, loweralkenyl, loweralkynyl, loweralkoxycarbonylloweralkyl, loweralkylaminocarbonylloweralkyl, aminocarbonylloweralkyl, arylloweralkyl, phenyl, nitrophenyl, cyanophenyl, trifluoromethylphenyl, aminophenyl, loweralkanoylaminophenyl, loweralkoxycarbonyl, arylloweralkoxycarbonyl, aryloxycarbonyl, loweralkylaminocarbonyl, arylloweralkylaminocarbonyl, arylaminocarbonyl, alkanoyl, arylloweralkanoyl, aroyl, alkenoyl, alkynoyl or -R₅-NR′R˝ where R₅ is loweralkylene, loweralkenylene or loweralkynylese and R′ and R˝ are each independently loweralkyl or alternatively the group -NR′R˝ as a whole is 1-pyrrolidinyl, 1-piperidinyl, 4-morpholinyl, 4-loweralkyl-1-piperazinyl or 4-aryl-1-piperazinyl;
R₂ is hydrogen or loweralkyl;
R₃ and R₄ are each independently hydrogen of loweralkyl, or alternatively R₃ and R₄ taken together form -CH=CH-CH=CH- so that the moiety
becomes an indazole ring; and
X is hydrogen, nitro, amino, halogen, loweralkanoylamino, arylloweralkanoylamino, aroylamino, alkylamino, arylloweralkylamino, loweralkyl, and cyano; and a process for their preparation. The compounds or the invention are useful as analgesic and antidepressant agents.
所述化合物的
化学式为
其中 n 为 0 或 1;
R₁独立地为氢、低级烷基、低级烯基、低级炔基、低级烷氧基羰基、低级烷基
氨基羰基、低级烷基
氨基羰基、低级芳烷基、苯基、
硝基苯基、
氰苯基、三
氟甲基苯基、
氨基苯基、低级烷酰基
氨基苯基、低级烷氧基羰基、芳低级烷氧基羰基、芳氧基羰基、低级烷基
氨基羰基、芳基低级烷基
氨基羰基、芳基
氨基羰基、烷酰基、芳基低级烷酰基、芳基、烯酰基、炔酰基或 -R₅-NR′R˝,其中 R₅ 是低级烯烃、R′和 R˝各自独立地为低级烷基,或者基团 -NR′R˝ 整体为 1-
吡咯烷基、1-
哌啶基、4-吗啉基、4-低级烷基-1-
哌嗪基或 4-芳基-1-
哌嗪基;
R₂ 是氢或低级烷基;
R₃ 和 R₄ 各自独立地为低级烷基中的氢,或者 R₃ 和 R₄ 合在一起形成 -CH=CH-CH=CH-,从而使分子
成为
吲唑环;以及
X 是氢、硝基、
氨基、卤素、低级烷酰
氨基、芳基低级烷酰
氨基、芳基
氨基、烷基
氨基、芳基低级烷基
氨基、低级烷基和
氰基;及其制备方法。本发明的化合物可用作镇痛剂和抗抑郁剂。