Patent · US Expired

Dihydropyrimidine carboxylic acid esters

US4769371A · kind A · utility

15Cited by
0References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 1, 1987
Grant dateSep 6, 1988
Priority date
Expiry dateMay 1, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D239/22
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Pyridine compounds of the formula ##STR1## wherein R.sub.4 is aryl or heterocyclo are disclosed. These compounds are useful as cardiovascular agents due to their calcium entry blocking vasodilator activity.

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