Synthesis of 4,5-dihydro-pyrazolo[3,4-c]pyrid-2-ones
US7153960B2 · kind B2 · utility
19Cited by
4References
6Claims
0Family size
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Key dates
| Filing date | Jun 8, 2005 |
| Grant date | Dec 26, 2006 |
| Priority date | — |
| Expiry date | Jun 8, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D471/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A novel process and intermediates thereof for making 4,5-dihydro-pyrazolo[3,4-c]pyrid-2-ones of the type shown below from appropriate phenyl hydrazines is described.These compounds are useful as factor Xa inhibitors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.