Patent · US Expired

1-[(3-Indolyl)-alkyl]-piperidyl ureas and hypotensive compositions

US4177279A · kind A · utility

23Cited by
4References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 21, 1975
Grant dateDec 4, 1979
Priority date
Expiry dateJul 21, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D401/06
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The invention provides compounds of general formula I ##STR1## and pharmaceutically acceptable acid addition and quaternary ammonium salts thereof, wherein R represents hydrogen or lower alkyl, R.sup.1 represents hydrogen or lower alkyl, R.sup.2 represents hydrogen or lower alkyl, R.sup.3 represents hydrogen, halogen, lower alkoxy, hydroxy, or lower alkyl, R.sup.4 represents hydrogen, lower alkyl, cycloalkyl of 5 to 7 carbon atoms, thienyl, furyl, phenyl; phenyl mono- or disubstituted by halogen, lower alkyl, lower alkoxy, hydroxy or trifluoromethyl; or benzoyl, halobenzoyl, lower alkanoyl, cycloalkanoyl of 6 to 8 carbon atoms, or thienoyl, A represents an alkylene, mono- or diketo- or hydroxy-alkylene radical having from 1 to 5 carbon atoms and X is oxygen or sulphur. The compounds exhibit action on the cardiovascular system particularly hypotensive and/or anti-hypertensive activity.

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