作者: Yuguang Wang , Samuel Chackalamannil , Zhiyong Hu , Craig D Boyle , Claire M Lankin
DOI: 10.1016/S0960-894X(02)00646-7
关键词: Stereochemistry 、 Enzyme inhibitor 、 IC50 、 In vivo 、 Bicyclic molecule 、 Chemical synthesis 、 In vitro 、 Enzyme 、 Xanthine 、 Chemistry
摘要: Abstract We have discovered potent and selective xanthine PDE5 inhibitors. Compound 25 (PDE5 IC50=0.6 nM, PDE6/PDE5=101) demonstrated similar functional efficacy PK profile to Sildenafil IC50=3.5 PDE6/PDE5=7).