申请人:VERNALIS R & D LTD
公开号:WO2009037467A1
公开(公告)日:2009-03-26
Compounds of formula (I) are A2B receptor antagonists: wherein Ri is optionally substituted aryl or an optionally substituted monocyclic heteroaryl group having 5 or 6 ring atoms; R2 and R3 are independently selected from hydrogen, or optionally substituted C1-C6 alkyl, C1-C6 alkoxy-(C1- C6)-alkyl, C3-C8 cycloalkyl, aryl, heteroaryl, aryl-(C1-C6)-alkyl, or heteroaryl-(C1- C6)-alkyl; R4 and R5 are independently selected from hydrogen, optionally substituted C1-C6 alkyl, optionally substituted aryl, aryl-(C1-C6)-alkyl optionally substituted in the ring part thereof, -NHR7-N(-R8)-R9, -NH-(C=O)-R10, -(C=O)- NH-R11, -(C=O)-O-R12, or halo; R6 is hydrogen, C1-C6 alkyl, aryl-(C1-C6)-alkyl, - (C=O)-NH-R13, -(C=O)-R14, aryl, heteroaryl, hydroxy-(C1-C6)-alkyl, or C3-C8 cycloalkyl-alkyl; and R7, R8, R9, R10, R11, R12, R13 and R14 are independently selected from C1-C6 alkyl, aryl, aryl-(C1-C6)-alkyl and heteroaryl.
化合物的化学式(I)是A2B受体拮抗剂:其中Ri是可选择的取代芳基或具有5个或6个环原子的可选择的取代的单环杂芳基基团;R2和R3分别选自氢,或可选择的取代的C1-C6烷基,C1-C6烷氧基-(C1-C6)-烷基,C3-C8环烷基,芳基,杂芳基,芳基-(C1-C6)-烷基,或杂芳基-(C1-C6)-烷基;R4和R5分别选自氢,可选择的取代的C1-C6烷基,可选择的取代的芳基,在其环部分中可选择的取代的芳基-(C1-C6)-烷基,-NHR7-N(-R8)-R9,-NH-(C=O)-R10,-(C=O)-NH-R11,-(C=O)-O-R12,或卤素;R6是氢,C1-C6烷基,芳基-(C1-C6)-烷基,-(C=O)-NH-R13,-(C=O)-R14,芳基,杂芳基,羟基-(C1-C6)-烷基,或C3-C8环烷基-烷基;而R7、R8、R9、R10、R11、R12、R13和R14分别选自C1-C6烷基,芳基,芳基-(C1-C6)-烷基和杂芳基。