Modified 2′ and 3′ nucleoside prodrugs for treating flaviviridae infections
US8637475B1 · kind B1 · utility
Assignees
Inventors
Key dates
| Filing date | Jun 24, 2011 |
| Grant date | Jan 28, 2014 |
| Priority date | — |
| Expiry date | Jun 24, 2031 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07H19/22
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
2′ and/or 3′ prodrugs of 1′, 2′, 3′ or 4′-branchednucleosides, and their pharmaceutically acceptable salts and derivatives are described. These prodrugs are useful in the prevention and treatment of Flaviviridae infections, including HCV infection, and other related conditions. Compounds and compositions of the prodrugs of the present invention are described. Methods and uses are also provided that include the administration of an effective amount of the prodrugs of the present invention, or their pharmaceutically acceptable salts or derivatives. These drugs may optionally be administered in combination or alteration with further anti-viral agents to prevent or treat Flaviviridae infections and other related conditions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.