Methods for production of piperidyl acetamide stereoisomers
US6359139B1 · kind B1 · utility
3Cited by
3References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 7, 2000 |
| Grant date | Mar 19, 2002 |
| Priority date | — |
| Expiry date | Nov 7, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D211/34
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Synthetic methods are provided comprising the steps of racemizing l-threo-piperidyl acetamides to form a mixture of d-threo, l-threo, d-erythro, and l-erythro-piperidyl acetamides by reacting said l-threo-piperidyl acetamides with alkanoic acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.