Process for improved opioid synthesis
US10316042B2 · kind B2 · utility
2Cited by
28References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 15, 2013 |
| Grant date | Jun 11, 2019 |
| Priority date | — |
| Expiry date | Nov 28, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/55
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Compounds and compositions for use as starting materials or intermediate materials in the preparation of opioids including, e.g., oxymorphone base and/or an oxymorphone salt; processes for preparing these compounds and compositions; uses of these compounds and compositions in the preparation of APIs and pharmaceutical dosage forms; and uses of said APIs and pharmaceutical dosage forms in the treatment of medical conditions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.