Patent · US Expired

1-Substituted alkyl-2-oxo-1,2-dihydroquinoxaline derivatives

US4870171A · kind A · utility

0Cited by
2References
3Claims
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Assignee

Inventors

Key dates

Filing dateAug 22, 1988
Grant dateSep 26, 1989
Priority date
Expiry dateAug 22, 2008

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P25/02
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A compound of the formula ##STR1## wherein R.sup.1 is hydrogen or lower alkyl, R.sup.2 is hydrogen, lower alkoxy or halogen, and A is lower alkylene, or a pharmacologically acceptable salt thereof, has sympatholytic .alpha.-receptor blocking activity and is useful for the treatment of hypertension.

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