Patent · US Expired

1,4-dihydropyridine compounds

US5389644A · kind A · utility

4Cited by
1References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 4, 1993
Grant dateFeb 14, 1995
Priority date
Expiry dateFeb 4, 2013

Classification

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

Abstract

The compounds are 2,4-disubstituted 3-ethoxycarbonyl 5-methoxycarbonyl 6-methyl 1,4-dihydropyridines in their dextrorotatory form, useful to potentiate the activity of cytotoxic agents and to increase the sensitivity of tumor cells to antitumor agents. A compound disclosed is d-2-{[2-(2-(N-p-nitrobenzylamino)ethoxy)ethoxy]methyl}-4-(2,3-dichlorophen yl)-3-ethoxycarbonyl-5-methoxycarbonyl-6-methyl-1,4-dihydropyridine.

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