Processes for preparing substituted 1, 3-oxathiolanes with antiviral properties
US6831174B2 · kind B2 · utility
20Cited by
12References
36Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 16, 2001 |
| Grant date | Dec 14, 2004 |
| Priority date | — |
| Expiry date | Jul 5, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D473/40
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Disclosed are processes for preparing compounds of the formula (I) and pharmaceutically acceptable salts or esters thereof: wherein R2 is a purine or pyrimidine base or an analogue or derivative thereof; and Z is S, S═O or SO2. The invention also relates to intermediates of use in the preparation of these compounds.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.