申请人:ICOS Corporation
公开号:US05859006A1
公开(公告)日:1999-01-12
A compound of formula (I) ##STR1## and salts and solvates thereof, in which: R.sup.0 represents hydrogen, halogen or C.sub.1-6 alkyl; R.sup.1 represents hydrogen, C.sub.1-6 alkyl, C.sub.2-6 alkenyl, C.sub.2-6 alkynyl, haloC.sub.1-6 alkyl, C.sub.3-8 cycloalkyl, C.sub.3-8 cycloalkylC.sub.1-3 alkyl, arylC.sub.1-3 alkyl or heteroarylC.sub.1-3 alkyl; R.sup.2 represents an optionally substituted monocyclic aromatic ring selected from benzene, thiophene, furan and pyridine or an optionally substituted bicyclic ring ##STR2## 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.sup.3 represents hydrogen or C.sub.1-3 alkyl, or R.sup.1 and R.sup.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.
公式(I)的化合物及其盐和溶剂化物,其中:
R.sup.0代表氢,卤素或C.sub.1-6烷基;
R.sup.1代表氢,C.sub.1-6烷基,C.sub.2-6烯基,C.sub.2-6炔基,卤C.sub.1-6烷基,C.sub.3-8环烷基,C.sub.3-8环烷基C.sub.1-3烷基,芳基C.sub.1-3烷基或杂环芳基C.sub.1-3烷基;
R.sup.2代表一个可选的取代的单环芳香环,选自苯,噻吩,呋喃和吡啶或一个可选的取代的双环环 ##STR2## 通过苯环碳原子之一连接到分子的其余部分,并且融合的环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来自氧,硫和氮的杂原子;
R.sup.3代表氢或C.sub.1-3烷基,或R.sup.1和R.sup.3一起表示一个3-或4-成员烷基或烯基链。
公式(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,在许多治疗领域中具有有益的抑制作用,包括心血管疾病的治疗。