Patent · US Expired

Hypotensive sulphonamidopiperidyl indoles

US4131680A · kind A · utility

7Cited by
4References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 23, 1976
Grant dateDec 26, 1978
Priority date
Expiry dateSep 23, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D211/58
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

This invention relates to compounds having the general formula: ##STR1## WHEREIN W represents a phenyl or indolyl radical, either of which radicals may be unsubstituted or substituted by halogen, lower alkyl, lower alkoxy or hydroxy. A represents a lower alkylene radical, an oxo lower alkylene radical or a hydroxy lower alkylene radical; R represents a phenyl radical optionally substituted by halogen, lower alkyl, lower alkoxy or hydroxy, a cycloalkyl radical of 5 to 7 carbon atoms or a lower alkyl radical; R.sup.1 represents hydrogen or a lower alkyl radical or a pharmaceutically acceptable acid addition or quaternary ammonium salt thereof; which possess hypotensive activity.

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