4-Phenyl-1,2,4-triazole-3,5-dione as a novel and reusable reagent for the aromatization of 1,4-dihydropyridines under mild conditions

Article ID	Journal	Published Year	Pages	File Type
5279301	Tetrahedron Letters	2005	4 Pages	PDF

Abstract

4-Substituted 1,3,4-triazole-3,5-diones were used as effective and recyclable oxidizing agents for the oxidation of 1,4-dihydropyridines to the corresponding pyridine derivatives under mild conditions with good to excellent yields.

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Keywords

1,4-Dihydropyridines 2-imidazolines Urazoles Oxidation Triazolinediones Aromatization Pyrazolines Pyrazoles Pyridines

Related Topics

Physical Sciences and Engineering Chemistry Organic Chemistry

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4-Phenyl-1,2,4-triazole-3,5-dione as a novel and reusable reagent for the aromatization of 1,4-dihydropyridines under mild conditions

Authors

Mohammad Ali Zolfigol, Arash Ghorbani Choghamarani, Mozhgan Shahamirian, Maliheh Safaiee, Iraj Mohammadpoor-Baltork, Shadpour Mallakpour, Mohammad Abdollahi-Alibeik,