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Synthetic Communications
An International Journal for Rapid Communication of Synthetic Organic Chemistry
Volume 35, 2005 - Issue 4
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Original Articles

Oxidative‐Aromatization of Hantzsch Ester 1,4‐Dihydropyridines by KBrO3/SnCl4 · 5H2O Under Mild Condition

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Pages 557-562 | Received 19 Aug 2004, Published online: 12 Apr 2011
 

Abstract

Different kinds of Hantzsch ester 1,4‐dihydropyridines were oxidatively aromatized to their corresponding pyridine derivatives by KBrO3/SnCl4 · 5H2O system in refluxing CH3CN. The products were obtained in high to excellent yields.

Acknowledgment

The authors gratefully acknowledge the financial support of this work by the Research Council of Urmia University.

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