Patent · US Expired

Dihydropyridine antiallergic and antiinflammatory agents

US4851412A · kind A · utility

3Cited by
0References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 24, 1988
Grant dateJul 25, 1989
Priority date
Expiry dateMay 24, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D473/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Compounds of the formula: ##STR1## where R is substituted phenyl, R.sup.1 is alkyl or pyridyl, R.sup.2 is hydrogen, R.sup.3 is alkoxy, alkylamino, hydroxy or benzyloxy, Y is alkylene and X is heterocyclic as antiallergic and antiinflammatory agents.

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