Process for preparing oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinone
US7129248B2 · kind B2 · utility
128Cited by
43References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 30, 2005 |
| Grant date | Oct 31, 2006 |
| Priority date | — |
| Expiry date | Mar 30, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D489/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
In certain embodiments the invention is directed to a process for preparing an oxycodone hydrochloride composition having less than 25 ppm of 14-hydroxycodeinone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.