Patent · US Expired

Imidazonaphthyridines

US6638944B2 · kind B2 · utility

54Cited by
35References
24Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 27, 2002
Grant dateOct 28, 2003
Priority date
Expiry dateJun 27, 2022

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D471/14
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Imidazonaphthyridine compounds that have a urea containing substituent at the 1-position induce the biosynthesis of cytokines such as interferon and tumor necrosis factor. The compounds exhibit antiviral and antitumor properties. Methods of preparing the compounds and intermediates useful in the preparation of the compounds are also disclosed.

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