Inventors:
Bernard Loev - Scarsdale NY
Howard Jones - Ossining NY
John T. Suh - Greenwich CT
Assignee:
USV Pharmaceutical Corporation - Tarrytown NY
International Classification:
C07D40306
A61K 31495
Abstract:
1,4-Dihydropyridine carboxylic acid esters of the formula: ##STR1## wherein Ar is heteroaryl selected from the group consisting of thiophene, furan, pyridine, thiazole, pyrimidine, pyrrole, benzofuran, quinoline and benzothiophene, cycloalkyl having from 3 to 7 carbon atoms, naphthyl, indanyl, indenyl, tetrahydronaphthyl, or a radical of the formula ##STR2## wherein each of R. sub. 5, R. sub. 6 and R. sub. 7 is independently H, alkyl, phenyl, tolyl, naphthyl, halo, lower alkoxy, nitro, amino, alkylmercapto, cyano, carboxy, carbalkoxy, sulfamyl, trifluoromethyl, hydroxy, methanesulfonyl, or alkylamino and R. sub. 5 and R. sub. 6 when taken together, form a methylenedioxy; Z is alkylene containing 1 to about 5 carbon atoms in the principal chain; each R. sub. 1 is independently hydrogen, alkyl or alkoxyalkyl, with the proviso that only one R. sub. 1 may be hydrogen; R. sub.