Patent · US Expired

Biphenyl compounds useful as muscarinic receptor antagonists

US7265133B2 · kind B2 · utility

45Cited by
4References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 10, 2005
Grant dateSep 4, 2007
Priority date
Expiry dateFeb 28, 2026

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D409/12
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

This invention provides compounds of formula I:wherein a, b, c, m, p, s, t, W, Ar1, X1, R1, R2, R3, R4, R6, and R7 are as defined specification. The compounds of formula I are muscarinic receptor antagonists. The invention also provides pharmaceutical compositions containing such compounds, processes and intermediates for preparing such compounds and methods of using such compounds to treat pulmonary disorders.

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