Diaminopyrimidines as P2X3 and P2X2/3 modulators
US7589090B2 · kind B2 · utility
1Cited by
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16Claims
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Key dates
| Filing date | Feb 27, 2008 |
| Grant date | Sep 15, 2009 |
| Priority date | — |
| Expiry date | Mar 13, 2028 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D403/12
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Compounds and methods for treating diseases mediated by a P2X3 and/or a P2X2/3 receptor antagonist, the compounds being of formula (I):wherein R1, R2, R3 and R4 are as defined herein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.