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Paper | Regular issue | Vol 36, No. 12, 1993, pp.2829-2837
Published online, 1st January, 1970
DOI: 10.3987/COM-93-6534
Simple Synthesis of Polyfunctional Nitropyridines

Maria Teresa Cocco,* Cenzo Congiu, and Valentina Onnis

*Dipartimento Farmaco Chimico Tecnologico, Università digli Studi di Cagliari, Via Ospedale 72, I-09124, Cagliari, Italy

Abstract

Upon treatment with nitroketene dithioacetal (2) in refluxing acetonitrile, enaminonitriles (1) afforded nitrodienamines (3). Polysubstituted nitropyridines (4 and 5) were obtained by cyclization of intermediates (3) with orthoformate and acetic anhydride respectively.