Process for preparing chiral dipeptidyl peptidase-IV inhibitors
US9187488B2 · kind B2 · utility
2Cited by
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10Claims
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Key dates
| Filing date | Jun 25, 2012 |
| Grant date | Nov 17, 2015 |
| Priority date | — |
| Expiry date | Jun 25, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/55
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A process for the preparation of pyrazolopyrolidines of structural formula I: and W is or P, wherein in P is an amine protecting group. These compounds are useful in the synthesis of dipeptidyl peptidase-IV inhibitors for the treatment of Type 2 diabetes. Also provided are useful intermediates obtained from the process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.