申请人:ICOS Corporation
公开号:US20020119976A1
公开(公告)日:2002-08-29
A compound of formula (I)
1
and salts and solvates thereof, in which:
R
o
represents hydrogen, halogen or C
1-6
alkyl;
R
1
represents hydrogen, C
1-6
alkyl, C
2-6
alkenyl, C
2-6
alkynyl, halo C
1-6
alkyl, C
3-8
cycloalkyl, C
3-8
cycloalkyl C
1-3
alkyl, arylC
1-3
alkyl or heteroaryl C
1-3
alkyl;
R
2
represents an optionally substituted monocyclic aromatic ring selected from benzene, thiophene, furan and pyridine or an optionally substituted bicyclic ring
2
attached to the rest of the molecule via one of the benzene ring carbon atoms and wherein the fused ring A is a 5- or 6-membered ring which may be saturated or partially or fully unsaturated and comprises carbon atoms and optionally one or two heteroatoms selected from oxygen, sulphur and nitrogen; and
R
3
represents hydrogen or C
1-3
alkyl, or R
1
and R
3
together represent a 3- or 4-membered alkyl or alkenyl chain.
A compound of formula (I) is a potent and'selective inhibitor of cyclic guanosine 3′, 5′-monophosphate specific phosphodiesterase (CGMP specific PDE) having a utility in a variety of therapeutic areas where such inhibition is beneficial, including the treatment of cardiovascular disorders.
式(I)1的化合物及其盐和溶剂化物,其中:R代表氢,卤素或C1-6烷基;R1代表氢,C1-6烷基,C2-6烯基,C2-6炔基,卤代C1-6烷基,C3-8环烷基,C3-8环烷基C1-3烷基,芳基C1-3烷基或杂环芳基C1-3烷基;R2代表一个可选的取代的单环芳香环,选择自苯,噻吩,呋喃和吡啶或一个可选的取代的二环2,通过苯环碳原子之一连接到分子的其余部分,其中融合的环A是一个5-或6-成员环,可以是饱和的或部分或完全不饱和的,并包括碳原子和可选的一个或两个异原子,选择自氧,硫和氮;R3代表氢或C1-3烷基,或R1和R3一起代表一个3-或4-成员烷基或烯基链。式(I)的化合物是环鸟苷3',5'-单磷酸特异性磷酸二酯酶(CGMP特异性PDE)的有效和选择性抑制剂,具有在多种治疗领域中抑制有益的功效,包括心血管疾病的治疗。