Article ID Journal Published Year Pages File Type
1257878 Chinese Chemical Letters 2011 4 Pages PDF
Abstract

Different 4-substituted 1,4-dihydropyridines have been oxidized to pyridine derivatives by n-butyltriphenyl phosphonium peroxodisulfate in acetonitrile solution at reflux condition. Formation of two kinds of products has been observed depending on the type of 4-substituent.

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Physical Sciences and Engineering Chemistry Chemistry (General)
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n-Butyltriphenylphosphonium peroxodisulfate: A cheap and efficient reagent for the aromatization of Hantzsch 1,4-dihydropyridines
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