Patent · US Expired

Process for preparing 4-acetyl isoquinolinone compounds

US4814458A · kind A · utility

3Cited by
2References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 2, 1987
Grant dateMar 21, 1989
Priority date
Expiry dateFeb 2, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D401/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

This invention relates to a novel process for preparing 4-acetyl-1-methyl-7-pyridyl-5,6,7,8-tetrahydro-3(2H)-isoquinolinone characterized by condensing 2-acetyl-4-pyridyl cyclohexanone with acetoacetamide. This compound is useful as pharmaceuticals, particularly cardiotonics.

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