Patent · US Expired

Synthesis of 4,5-dihydro-pyrazolo[3,4-c]pyrid-2-ones

US7153960B2 · kind B2 · utility

19Cited by
4References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 8, 2005
Grant dateDec 26, 2006
Priority date
Expiry dateJun 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.