[EN] PYRAZOLO-[4,3-e]-1,2,4-TRIAZOLO-[1,5-c]-PYRIMIDINE ADENOSINE A2A RECEPTOR ANTAGONISTS<br/>[FR] ANTAGONISTES DU RECEPTEUR A2A DE L'ADENOSINE A BASE DE PYRAZOLO-[4,3-E]-1,2,4-TRIAZOLO-[1,5-C]-PYRIMIDINE
申请人:SCHERING CORP
公开号:WO2005103055A1
公开(公告)日:2005-11-03
Compounds having the structural formula I or a pharmaceutically acceptable salt thereof, wherein R is optionally substituted phenyl, furanyl, thienyl, pyridyl, pyridyl N-oxide, oxazolyl or pyrrolyl, or cycloalkenyl R1, R2, R3, R4 and R5 are H, alkyl or alkoxyalkyl; and Z is optionally substituted aryl or heteroaryl are disclosed. Also disclosed is the use of compounds of formula I in the treatment of central nervous system diseases, in particular Parkinson's disease, alone or in combination with other agents for treating Parkinson's disease, and pharmaceutical compositions comprising them.