Patent · US Expired

Pyrazolyl amino imidazolines as antihypertensive agents

US4234594A · kind A · utility

1Cited by
1References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 7, 1979
Grant dateNov 18, 1980
Priority date
Expiry dateMay 7, 1999

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D231/40
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Described is a method of treating hypertensive by administering to mammalian patients compounds of the formula ##STR1## wherein R.sub.1 and R.sub.2 are hydrogen, loweralkyl, lowercycloalkyl, aralkyl, aryl, pyridyl, isoquinolyl, phthalazinyl, or aryl substituted by one or more hydrogen, halo, loweralkyl, lowercycloalkyl, haloloweralkyl, haloloweralkyl, aminosulfonyl, nitro, hydroxy, alkoxy, carboxy, alkoxycarbonyl, cycloalkoxy carbonyl, aminocarbonyl, diloweralkylaminocarbonyl or ##STR2## wherein n is 4 or 5. PA0 R.sub.3 is hydrogen, halogen, loweralkyl or aryl, and PA0 R.sub.4 is hydrogen, acyl, amino or loweralkyl, and the pharmaceutically acceptable acid addition salts thereof.

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