Method for making hydroxy-25-ene-vitamin D compounds
US6441207B1 · kind B1 · utility
1Cited by
16References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 20, 2000 |
| Grant date | Aug 27, 2002 |
| Priority date | — |
| Expiry date | Nov 20, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC12P7/22
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention provides a method for preparing a novel class of vitamin D compounds in which the C-25 or equivalent position has a double bond. In addition, the side chain is optionally extended by one or two methylene or methyne groups. The compounds prepared by the method of the present invention are of value as prodrugs for active 1&agr;, 24-dihydroxylated vitamin D compounds.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.