Patent · US Expired

Pyridazinones having cardiotonic and beta blocking activities

US5096904A · kind A · utility

4Cited by
6References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 20, 1990
Grant dateMar 17, 1992
Priority date
Expiry dateJul 20, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D237/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Pyridazinones of the following formula (I): ##STR1## where R.sup.1 -R.sup.4 are a variety of substituents and L is a linking group, a pharmaceutical composition for treating congestive heart failure, novel intermediates, methods for such treatment and processes for preparing compounds of formula (I).

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