Patent · US Expired

2,5-diaryl tetrahydrofurans and analogs thereof as PAF antagonists

US4996203A · kind A · utility

18Cited by
4References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 8, 1989
Grant dateFeb 26, 1991
Priority date
Expiry dateJun 8, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D417/12
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The present invention is directed to a specifically substituted tetrahydrofuran of the formula (I) ##STR1## wherein R.sup.4 is an alkylthio, alkylsulfinyl or alkylsulfonyl containing group and at least one of the substituents at positions 3,4 or 5 contains a heterocyclic, heteroaryl or substituted phenylthio moiety.

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