An imidazoquinazoline derivative represented by formula (I) or a pharmacologically acceptable salt thereof, wherein R1 andR2 may be the same or different from each other and each represents hydrogen, lower alkyl, lower alkenyl, aryl, etc.; R3 represents hydrogen, lower alkyl, cycloalkyl, lower alkenyl, aryl, etc.; and X represents O or S. This compound has a potent and selective cCMP-specific PDE inhibitor activity and is useful for treating or mitigating cardiovascular diseases such as thrombosis, angina pectoris, hypertension and arteriosclerosis, asthma, and so forth.
一种由式(I)代表的
咪唑喹唑啉衍
生物或其药理学上可接受的盐,其中 R1 和 R2 可以相同或不同,各自代表氢、低级烷基、低级烯基、芳基等;R3 代表氢、低级烷基、环烷基、低级烯基、芳基等;X 代表 O 或 S。该化合物具有强效和选择性的 c
CMP 特异性
PDE 抑制剂活性,可用于治疗或缓解心血管疾病,如血栓形成、心绞痛、高血压和动脉硬化、哮喘等。