[EN] PYRAZOLOPYRIDINE AS ADENOSINE ANTAGONISTS<br/>[FR] COMPOSES DE PYRAZOLOPYRIDINE UTILES EN TANT QU'ANTAGONISTES D'ADENOSINE
申请人:FUJISAWA PHARMACEUTICAL CO
公开号:WO2000024742A1
公开(公告)日:2000-05-04
A pyrazolopyridine compound of formula (I),: wherein R1 is a phenyl having one or two substituent(s) selected from the group consisting of halogen, lower alkyl, halo(lower)alkyl, hydroxy, lower alkoxy and ar(lower)alkoxy; and R2 is a hydrogen or a lower alkyl, or a salt thereof. The pyrazolopyridine compound (I) and a salt thereof of the present invention are adenosine antagonists and are useful for the prevention and/or treatment of depression, dementia (e.g. Alzheimer's disease, cerebrovascular dementia, dementia accompanying Parkinson's disease, etc.), Parkinson's disease, anxiety, pain, cerebrovascular disease (e.g. stroke, etc.), heart failure, and the like.