Process for preparing oxycodone having reduced levels of 14-hydroxycodeinone
US7906647B2 · kind B2 · utility
24Cited by
12References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 4, 2007 |
| Grant date | Mar 15, 2011 |
| Priority date | — |
| Expiry date | Oct 14, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P25/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention is directed to processes for preparing oxycodone base and oxycodone hydrochloride compositions having less than 10 ppm of 14-hydroxycodeinone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.