Patent · US Active

Biphenyl compounds useful as muscarinic receptor antagonists

US8557997B2 · kind B2 · utility

13Cited by
38References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 23, 2012
Grant dateOct 15, 2013
Priority date
Expiry dateAug 23, 2032

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D401/12
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

This invention provides compounds of formula I:wherein a, b, c, d, m, n, p, s, t, W, Ar1, R1, R2, R3, R4, R6, R7, and R8 are as defined in the 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.