Resolution of 2-benzyl-4-piperidone-succinic acid
US5280122A · kind A · utility
1Cited by
1References
11Claims
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Assignee
Inventors
Key dates
| Filing date | Jul 1, 1992 |
| Grant date | Jan 18, 1994 |
| Priority date | — |
| Expiry date | Jul 1, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D211/74
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
This invention relates to a process for resolving racemic or optically enriched 2-benzyl-4-piperidone-succinic acid, comprising reacting such compound with (+)-cis-N-benzyl-2-(hydroxymethyl)-cyclohexylamine, (-)-cis-N-benzyl-2-(hydroxymethyl)-cyclohexylamine or (+)-dehydroabietylamine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.