Process for the preparation of benzhydrocodone hydrochloride
US10406153B2 · kind B2 · utility
0Cited by
5References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 31, 2017 |
| Grant date | Sep 10, 2019 |
| Priority date | — |
| Expiry date | Aug 31, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/13
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention is directed to processes for the preparation of benzhydrocodone hydrochloride. More particularly, the invention is directed to processes for a one-pot synthesis of benzhydrocodone hydrochloride of improved yield and/or purity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.