申请人:ALTANA PHARMA AG
公开号:WO2004089953A1
公开(公告)日:2004-10-21
The compounds of a certain formula (I) in which e.g. R2, R3, R4 and R5 have the meanings as given below are novel effective PDE2 inhibitors. R2 is hydrogen, 1-4C-alkyl, 1-hydroxy-2-4C-alkyl, 1-4C-alkylcarbonyl or 1-(acetyloxy)-2-4C-alkyl and R3 is Arylbutyl, Heteroarylbutyl, Arylpropyl, Heteroarylpropyl, Arylethyl or Heteroarylethyl; wherein Aryl is phenyl, naphthalenyl or indanyl, each of which optionally substituted up to three times identically or differently by halogen, hydroxyl, nitro, trifluoromethyl, carboxyl, 1-4C-alkyl, 1-4C-alkoxy or 1-4C-alkoxycarbonyl, Heteroaryl is pyridinyl, pyrazinyl, pyridazinyl, pyrimidinyl, quinazolinyl, quinoxalinyl, cinnolinyl, quinolyl, isoquinolyl, naphthyridinyl, phthalazinyl, indolyl, isoindolyl, indazolyl, purinyl, pteridinyl, benzofuranyl, benzoxazolyl, benzothiazolyl, benzimidazolyl, oxazolyl, isoxazolyl, thiazolyl, isothiazolyl, imidazolyl, pyrrolyl, pyrazolyl, furanyl or thiophenyl, each of which optionally substituted up to three times identically or differently by halogen, hydroxyl, nitro, trifluoromethyl, carboxyl, 1-4C-alkyl, 1-4C-alkoxy or 1-4C-alkoxycarbonyl, R4 is 1-4C-alkoxy which is completely or predominantly substituted by fluorine and R5 is halogen, hydroxyl, nitro, trifluoromethyl, carboxyl, 1-4C-alkyl, 1-4C-alkoxy, 1 -4C-alkoxy which is completely or predominantly substituted by fluorine, 1-4C-alkoxycarbonyl, amino, mono- or di-1-4C-alkylamino, aminocarbonyl, mono- or di-1-4C-alkylaminocarbonyl, 1-4C-alkylcarbonylamino, 1-4C-alkylcarbonyloxy, 1-4C-alkylsulfonylamino, phenylcarbonylamino, phenylcarbonylamino substituted in the phenyl moiety by R6 and/or R7, benzylcarbonylamino, benzylcarbonylamino substituted in the phenyl moiety by R8 and/or R9, phenylsulfonylamino, phenylsulfonylamino substituted in the phenyl moiety by R10 and/or R11, benzylsulfonylamino or benzylsulfonylamino substituted in the phenyl moiety by R12 and/or R13.
具有特定结构式(I)的化合物,其中例如R2、R3、R4和R5具有以下所述含义,是新颖的有效的PDE2抑制剂。R2为氢、1-4C-烷基、1-羟基-2-4C-烷基、1-4C-烷基羰基或1-(乙酰氧基)-2-4C-烷基,R3为芳基丁基、杂芳基丁基、芳基丙基、杂芳基丙基、芳基乙基或杂芳基乙基;其中芳基为苯基、萘基或茚基,每个基可选地最多被卤素、羟基、硝基、三氟甲基、羧基、1-4C-烷基、1-4C-烷氧基或1-4C-烷氧羰基取代最多三次,杂芳基为吡啶基、吡嗪基、吡啶嗪基、嘧啶基、喹唑啉基、喹喜啶基、茴啉基、喹啉基、异喹啉基、萘噻啉基、菲啉基、吲哚基、异吲哚基、吲唑基、嘌呤基、哌嗪基、苯并呋喃基、苯并噁唑基、苯并噻唑基、苯并咪唑基、噁唑基、异噁唑基、噻唑基、异噻唑基、咪唑基、吡咯基、吡唑基、呋喃基或噻吩基,每个基可选地最多被卤素、羟基、硝基、三氟甲基、羧基、1-4C-烷基、1-4C-烷氧基或1-4C-烷氧羰基取代最多三次,R4为完全或主要由氟取代的1-4C-烷氧基,R5为卤素、羟基、硝基、三氟甲基、羧基、1-4C-烷基、1-4C-烷氧基、完全或主要由氟取代的1-4C-烷氧基、1-4C-烷氧羰基、氨基、单或双1-4C-烷基氨基、氨基羰基、单或双1-4C-烷基氨基羰基、1-4C-烷基羰基氨基、1-4C-烷基羰基氧基、1-4C-烷基磺酰氨基、苯基羰基氨基、苯基羰基氨基在苯基上被R6和/或 R7取代、苄基羰基氨基、苄基羰基氨基在苯基上被R8和/或 R9取代、苯基磺酰氨基、苯基磺酰氨基在苯基上被R10和/或 R11取代、苄基磺酰氨基或苄基磺酰氨基在苯基上被R12和/或 R13取代。