Patent · US Active

Heterocyclic compounds as RET kinase inhibitors

US11661423B2 · kind B2 · utility

0Cited by
22References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 20, 2020
Grant dateMay 30, 2023
Priority date
Expiry dateMay 5, 2041

Classification

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

Abstract

The present invention relates to compounds of formula I that function as inhibitors of RET (rearranged during transfection) kinase enzyme activity: wherein HET, X1, X2, X3, X4, integer a and R3 are each as defined herein. The present invention also relates to processes for the preparation of these compounds, to pharmaceutical compositions comprising them, and to their use in the treatment of proliferative disorders, such as cancer, as well as other diseases or conditions in which RET kinase activity is implicated.

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