Purine derivatives for use as adenosine A-2A receptor agonists
US8163754B2 · kind B2 · utility
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14References
6Claims
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Key dates
| Filing date | Oct 21, 2005 |
| Grant date | Apr 24, 2012 |
| Priority date | — |
| Expiry date | Sep 26, 2026 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D473/40
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Compounds of formula Iin free or salt form, wherein R1, R2 and R3 have the meanings as indicated in the specification, are useful for treating conditions mediated by activation of the adenosine A2A receptor, especially inflammatory or obstructive airways diseases. Pharmaceutical compositions that contain the compounds and a process for preparing the compounds are also described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.