C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 473/16 (2006.01) A61K 31/52 (2006.01) A61K 31/7076 (2006.01) A61P 29/00 (2006.01) C07D 473/18 (2006.01) C07D 473/34 (2006.01) C07H 19/167 (2006.01)
Patent
CA 2649215
Purine derivatives of formula (I) or stereoisomers or pharmaceutically acceptable salts thereof, wherein R1, R2 and R3 are as defined herein. The compounds are useful for the treatment of a condition mediated by activation of the adenosine A2A receptor, especially inflammatory or obstructive airways diseases. Pharmaceutical compositions comprising a purine derivative as active ingredient and a process for the preparation of these compounds.
La présente invention concerne un composé représenté par la formule (I), ou certains de ses stétéoisomères ou sels pharmaceutiquement admis. L'invention concerne également leur élaboration et leur utilisation comme produits pharmaceutiques. Dans la formule (I), les R1, R2 et R3 sont tels que définis dans les spécifications.
Cox Brian
Fairhurst Robin Alec
Taylor Roger John
Fetherstonhaugh & Co.
Novartis Ag
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