[EN] PIPERIDINE AND PIPERAZINE DERIVATIVES POSSESSING AFFINITY AT 5HT-1 TYPE RECEPTORS<br/>[FR] DERIVES DE PIPERIDINE ET DE PIPERAZINE POSSEDANT UNE AFFINITE POUR LES RECEPTEURS DE TYPE 5HT-1
申请人:GLAXO GROUP LTD
公开号:WO2003068236A1
公开(公告)日:2003-08-21
Compounds of formula (I) and pharmaceutically acceptable salts thereof are disclosed:wherein A is optionally substituted phenyl, indolyl, quinolinyl, quinazolinyl, indazolyl or isoquinolinyl; X is carbon, Y is CH and is a double bond; or X is CH, Y is CH2 or oxygen and is a single bond; or X is nitrogen, Y is CH2 and is a single bond; R1 is halogen, cyano, nitro, C1-6 alkyl, haloC1-6 alkyl, C1-6 alkoxy, C3-7 heterocyclylC1-6 alkyl, C3-7 heterocyclyl C1-6 alkoxy; a is 0, 1, 2, 3 or 4; R2 is either: halogen, -CN, an optionally substituted C3-7 cycloalkyl, an optionally substituted aryl or an optionally substituted C-linked 3-7 membered heterocyclic group; or a group -(Z)b-B wherein: (i) Z is oxygen, CH2, C=O, SO2 or C=N-OR3 wherein R3 is hydrogen or C1-6 alkyl; b is 1, 2, or 3; and B is hydrogen, C1-6 alkyl, C3-7 cycloalkyl, C1-6 alkoxy or NR4R5 wherein R4 and R5 are independently hydrogen, C1-6 alkyl, C3-7 cycloalkyl, C1-6 alkanoyl, fluoroC1-6 alkanoyl, C1-6 alkylsulfonyl, fluoroC¿1-6 alkylsulfonyl, carbamoyl or C1-6 alkylcarbamoyl, or R4 and R5, together with the nitrogen atom to which they are attached, form part of an optionally substituted 3 to 7 membered heterocyclic group; or (ii) Z is oxygen, CH or CH2, b is 1, and B forms the rest of an aryl or a C3-7 heterocyclic group fused to the phenyl ring; excluding 1-[2-[2-(phenylmethyl)phenoxy]ethyl]-4-[(2,3,4-trimethoxyphenyl)methyl]-piperazine and pharmaceutically acceptable salts thereof, and N-[4-[2-[4-[(3,4-dimethoxyphenyl)methyl]-1-piperazinyl]ethoxy]phenyl]-ethanesulfonamide and pharmaceutically acceptable salts thereof. Methods of preparing the compounds and uses of the compounds in therapy, in particular for CNS disorders such as depression and anxiety, are also disclosed.
公开了公式(I)的化合物及其药学上可接受的盐:其中A是可选择取代的苯基、吲哚基、喹啉基、喹唑啉基、吲唑基或异喹啉基;X是碳,Y是CH且为双键;或X是CH,Y是CH2或氧且为单键;或X是氮,Y是CH2且为单键;R1是卤素、氰基、硝基、C1-6烷基、卤代C1-6烷基、C1-6烷氧基、C3-7杂环基C1-6烷基、C3-7杂环基C1-6烷氧基;a为0、1、2、3或4;R2为:卤素、-CN、可选择取代的C3-7环烷基、可选择取代的芳基或可选择取代的C-连接的3-7成员杂环基;或者为一个组-(Z)b-B,其中:(i)Z为氧、CH2、C=O、SO2或C=N-OR3,其中R3为氢或C1-6烷基;b为1、2或3;B为氢、C1-6烷基、C3-7环烷基、C1-6烷氧基或NR4R5,其中R4和R5独立地为氢、C1-6烷基、C3-7环烷基、C1-6烷酰基、氟代C1-6烷酰基、C1-6烷基磺酰基、氟代C¿1-6烷基磺酰基、氨基或C1-6烷基氨基;或R4和R5连同它们所连接的氮原子形成可选择取代的3至7成员杂环基的一部分;或(ii)Z为氧、CH或CH2,b为1,B形成与苯环融合的芳基或C3-7杂环基的其余部分;不包括1-[2-[2-(苯甲基)苯氧基]乙基]-4-[(2,3,4-三甲氧基苯基)甲基]-哌嗪和药学上可接受的盐,以及N-[4-[2-[4-[(3,4-二甲氧基苯基)甲基]-1-哌嗪基]乙氧基]苯基]-乙烷磺酰胺和药学上可接受的盐。还公开了制备这些化合物的方法以及这些化合物在治疗中的用途,特别是用于中枢神经系统疾病如抑郁症和焦虑症。