Therapeutic hydroxypyridinones, hydroxypyrimidinones and hydroxypyridazinones
US9932323B2 · kind B2 · utility
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14Claims
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Key dates
| Filing date | Jan 13, 2017 |
| Grant date | Apr 3, 2018 |
| Priority date | — |
| Expiry date | Jan 13, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D401/14
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention provides compounds of formula I:and salts and prodrugs thereof wherein R4, X1 and X2 have any of the meanings defined in the specification, as well as pharmaceutical compositions comprising the compounds or salts and methods for their use in therapy. The compounds have useful antiviral properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.