Patent · US Expired

Pyridazinone derivatives or their salts, processes for their production, and anti-shock agents containing them

US5763439A · kind A · utility

2Cited by
2References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 4, 1996
Grant dateJun 9, 1998
Priority date
Expiry dateMar 4, 2016

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D417/12
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A pyridazinone derivative of the formula (I) or a pharmaceutically acceptable salt thereof: ##STR1## wherein Q, A, and R.sup.1 -R.sup.4 are as defined herein, useful as an anti-shock agent.

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