Patent · US Expired

2-Sulfinyl and 2-sulfonyl oxazoles

US4143047A · kind A · utility

5Cited by
3References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 26, 1977
Grant dateMar 6, 1979
Priority date
Expiry dateSep 26, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D263/48
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Oxazoles having a sulfinyl or sulfonyl substituent at the 2-position are provided. Such compounds readily react with an alkali metal salt of a secondary amide in a method of making 2-acylamino oxazole derivatives having anti-allergic activity.

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