Process for preparing alpha-anomer enriched 1-halo-2-deoxy-2,2-difluoro-D-ribofuranosyl derivatives
US5453499A · kind A · utility
37Cited by
5References
17Claims
0Family size
Inventors
Key dates
| Filing date | Jul 29, 1993 |
| Grant date | Sep 26, 1995 |
| Priority date | — |
| Expiry date | Jul 29, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07H13/08
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A stereoselective process for preparing an alpha-anomer enriched 1-.alpha.-halo-2-deoxy-2,2-difluoro-D-ribofuranosyl derivatives involving contacting a 3,5-hydroxy protected-2-deoxy-2,2-difluoro-D-ribofuranosyl-1-.beta.-sulfonate with a halide source in an inert solvent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.