Process for the preparation of 2-pyrazolo[1,5-a]pyrazin-2-ylpyrido[1,2-a]pyrimidin-4-one compounds
US10538536B2 · kind B2 · utility
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19Claims
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Key dates
| Filing date | Oct 26, 2018 |
| Grant date | Jan 21, 2020 |
| Priority date | — |
| Expiry date | Oct 26, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/13
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a process for the preparation of 2-pyrazolo[1,5-a]pyrazin-2-ylpyrido[1,2-a]pyrimidin-4-one derivatives useful as pharmaceutically active compounds.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.