[EN] PYRAZOLOPYRIMIDINONE DERIVATIVES, PROCESS FOR THEIR PREPARATION AND THEIR USE<br/>[FR] DERIVES DE PYRAZOLOPYRIMIDINONE, LEUR PROCEDE DE PREPARATION ET LEUR UTILISATION
申请人:SK CHEMICALS CO LTD
公开号:WO2001087888A1
公开(公告)日:2001-11-22
This invention relates to a series of pyrazolopyrimidinone derivatives, having an excellent inhibiting activity against cyclic guanosine 3',5'- monophosphate specific phosphodiesterase (cGMP specific PDE; PDE V), process for their preparation, intermediates in their preparation, their uses as therapeutic agents, and pharmaceutical compositions containing them.