Methods of making and using N-desmethylzopiclone
US6339086B1 · kind B1 · utility
7Cited by
6References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 13, 2000 |
| Grant date | Jan 15, 2002 |
| Priority date | — |
| Expiry date | Apr 13, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/07
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention is directed to compositions comprising, and methods of using, racemic N-desmethylzopiclone, optically pure (+)-N-desmethylzopiclone, and optically pure (−)-N-desmethylzopiclone in the treatment and prevention of diseases and conditions in mammals. The invention is further directed to novel methods of preparing N-desmethylzopiclone, optically pure (+)-N-desmethylzopiclone, and optically pure (−)-N-desmethylzopiclone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.