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Novel pyridinium salts based on 4-(3-pyridyl)-3,5-dipropargylcarbonyl-1,4-dihydropyridine were obtained by quaternization of pyridine moiety with different alkyl halides. The reducing capacity of the synthesized compounds was evaluated using the phosphomolybdenum complex method. The obtained results confirmed that all tested compounds possessed reducing capacity. Ca2+ channel antagonist and agonist...
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