Patent · US Expired

2-Aryl substituted isoxazolo[2,3-a]pyridinyl halides

US3983237A · kind A · utility

1Cited by
0References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 8, 1975
Grant dateSep 28, 1976
Priority date
Expiry dateSep 8, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D498/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

2-Aryl substituted isoxazolo[2,3-a]pyridinyl halides having the formula I: ##SPC1## wherein R.sub.1, R.sub.2 and R.sub.3 are each hydrogen, halogen, hydroxy, lower alkyl, lower alkoxy or lower alkanoyl; R.sub.4 is hydrogen or lower alkyl; X is a bromide, chloride or iodide salt; and processes for the preparation thereof, are described. The compounds of the invention are useful as anti-inflammatory agents and for the treatment of hyperacidity.

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