申请人:Pfizer Inc
公开号:US05734053A1
公开(公告)日:1998-03-31
##STR1## Compounds of formula (I), and pharmaceutically acceptable salts thereof, wherein R.sup.1 is C.sub.1 -C.sub.4 alkyl; R.sup.2 is C.sub.2 -C.sub.4 alkyl; R.sup.3 is H or SO.sub.2 NR.sup.4 R.sup.5 ; R.sup.4 and R.sup.5 together with the nitrogen atom to which they are attached form a pyrrolidino, piperidino, morpholino or 4-N-(R.sup.6)-1-piperazinyl group; and R.sup.6 is H or C.sub.1 -C.sub.3 alkyl; are selective cGMP PDE inhibitors useful in the treatment of, inter alia, cardiovascular disorders such as angina, hypertension, heart failure and atherosclerosis.
公式(I)的化合物及其药用盐,其中R.sup.1为C.sub.1-C.sub.4烷基;R.sup.2为C.sub.2-C.sub.4烷基;R.sup.3为H或SO.sub.2NR.sup.4R.sup.5;R.sup.4和R.sup.5与它们连接的氮原子一起形成吡咯啉基、哌啶基、吗啉基或4-N-(R.sup.6)-1-哌嗪基;R.sup.6为H或C.sub.1-C.sub.3烷基;是选择性cGMP PDE抑制剂,可用于治疗心血管疾病,如心绞痛、高血压、心力衰竭和动脉粥样硬化等。