Patent · US Expired

Tetra- and hexa-hydropyrrolo(1,2-a)quinoxaline and azaquinoxaline derivatives

US4446323A · kind A · utility

11Cited by
3References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 23, 1983
Grant dateMay 1, 1984
Priority date
Expiry dateMay 23, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D487/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Tetra- and hexa-hydropyrrolo[1,2-a]quinoxaline and azaquinoxaline derivatives of the formula: ##STR1## in which X is O or H.sub.2 ; PA1 Y is CH or N; PA1 R is hydrogen, alkyl, dialkylaminoalkyl, arylalkyl, phenoxyalkyl, benzoyl, pyridylalkyl or variations thereof; and PA1 R.sup.1 is hydrogen, alkyl, alkoxy, nitro, halo, trifluoromethyl, amino, alkylamino or dialkylamino; PA1 or pharmaceutically acceptable salts thereof; are anti-hypertensive agents.

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