Process for resolving chiral piperidine alcohol and process for synthesis of pyrazolo[1,5-a] pyrimidine derivatives using same
US7786306B2 · kind B2 · utility
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39Claims
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Key dates
| Filing date | Aug 17, 2007 |
| Grant date | Aug 31, 2010 |
| Priority date | — |
| Expiry date | May 13, 2028 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D471/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention provides a method of resolving piperdin-yl-alkylene-alcohols, in high yield at high enantiomeric purity, for example 2-piperidin-2-yl-ethanol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.