an analytical method based on solvent extraction and reversed-phase high-performance liquid chromatographic separation with electrochemical detection has been developed for the dihydropyridines , 3- ( 2-furoyl ) -5-methoxycarbonyl-2,6-dimethyl-4- ( 2-nitrophenyl ) -1,4-dihydropyridine ( mdl 72.567 ) and nifedipine .
C0012315
dihydropyridine
C0028066
nifedipine