Patent · US Expired

Pharmaceutically active compounds

US5272167A · kind A · utility

73Cited by
0References
6Claims
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Assignee

Inventors

Key dates

Filing dateDec 18, 1991
Grant dateDec 21, 1993
Priority date
Expiry dateDec 18, 2011

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D493/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Compounds of the formula EQU Z--X--Q--Y--W pharmaceutically acceptable acid addition, basic addition salts or quaternary amine salts thereof, wherein PA1 Z is phenyl, substituted phenyl, wherein the substituents are independently one or more of halogen, lower alkylthio, loweralkylsulfonyl, lower alkoxy, oxazol-2-yl; imidazo-1-yl; lower alkyl substituted imidazo-1-yl; or tert-butyl; PA1 X is a bond, ##STR1## Q is lower alkane-diyl or 5, 6, or 7 carbon atoms optionally substituted by --OH; loweralkylnediyl of 6-8 carbon atoms; methylcyclohexylmethyl; tetrahydrofurandiyl; or (C.sub.1 -C.sub.2) lower alkane-diyl tetrahydrofurandiyl-C.sub.1 -C.sub.2 loweralkanediyl; wherein the tetrahydrofuran ring is substituted by 0-2 hydroxy groups; PA1 Y is a bond; and PA1 W is benzimidazol-1-yl or benzimidazol-2-yl are described. These compounds have antiviral activity, antiinflammatory activity and are PAF inhibitors.

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