Patent · US Expired

Substituted di-t-butylphenols and anti-allergic use thereof

US4968710A · kind A · utility

12Cited by
5References
23Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 26, 1988
Grant dateNov 6, 1990
Priority date
Expiry dateSep 26, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C323/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Novel compounds which are 2,6-di-t-butylphenols substituted in the 4 position by an alkoxy or benzyloxy group or a benzylthio group, which alkoxy or benzyloxy group is directly substituted by a tetrazole ring, and which benzylthio group is directly substituted by carboxy or tetrazolyl are useful as inhibitors of leukotriene biosynthesis and as antiallergic agents. Synthetic intermediates for preparing such compounds are also described.

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