N,N'-Ethylene-bis(benzoylacetoniminato) Copper (II), Cu(C22H22N2O2), a New Reagent for Aromatization of Hantzsch 1,4-Dihydropyridines

Abstract

A variety of Hantzsch 1,4-dihydropyridines were oxidized to their corresponding pyridines in high yields in the presence of Cu(C22H22N2O2) in refluxing acetic acid.

Keywords

• Cu(C22H22N2O2)
• Hantzsch 1
• 4-dihydropyridines
• aromatization
• oxidation
• solid reagents.