Process for preparing alpha-anomer enriched 2-deoxy-2,2-difluoro-D-ribofuranosyl sulfonates
US5256798A · kind A · utility
37Cited by
2References
22Claims
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Key dates
| Filing date | Jun 22, 1992 |
| Grant date | Oct 26, 1993 |
| Priority date | — |
| Expiry date | Jun 22, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07H11/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for providing an alpha-anomer enriched ribofuranosyl sulfonate from a beta-anomer ribofuranosyl sulfonate; comprising treating a beta-anomer ribofuranosyl sulfonate or anomeric mixture thereof with a conjugate anion of a sulfonic acid source at elevated temperatures in an inert solvent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.