Patent · US Active

Pyrazolopyrazine derived compounds, pharmaceutical composition and use thereof

US12404275B2 · kind B2 · utility

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12Claims
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Key dates

Filing dateApr 10, 2020
Grant dateSep 2, 2025
Priority date
Expiry dateDec 24, 2042

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D519/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Pyrazolopyrazine derived compounds as represented by general formulas (AI) and (I) or a pharmaceutically acceptable salt, a solvate, an active metabolite, a polymorph, an isotopic marker or an isomer thereof. Provided are a pharmaceutical composition comprising same and use of the compounds and the pharmaceutical composition in the preparation of medicaments for treating JAK kinase-mediated diseases. The compounds and pharmaceutical composition thereof provided have significant JAK kinase inhibitory activity, and in particular, have relatively high Tyk2 kinase inhibitory activity and selectivity for JAK2, and therefore have a very promising application potential.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.