Patent · US Expired

Phenoxycarboxylic acids

US4507498A · kind A · utility

11Cited by
0References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 24, 1983
Grant dateMar 26, 1985
Priority date
Expiry dateJan 24, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D303/24
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Phenoxycarboxylic acids of the formula ##STR1## wherein R, R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, Z and n are as hereinafter set forth, are as described. The compounds of formula I are antagonists of slow reacting substance of anaphylaxis (SRS-A), which renders them useful as agents for the treatment of allergic conditions.

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