Y. M. Yutilov, N. N. Smolyar
Oct 1, 2004
Citations
0
Influential Citations
5
Citations
Journal
Russian Journal of Organic Chemistry
Abstract
Treatment of 3,4-bis(formylamino)pyridine with a mixture of concentrated nitric and sulfuric acids unexpectedly afforded 4-nitro-1,2,3-triazolo[4,5-c]pyridine 2-oxide. Reduction of the latter with iron in acetic acid gave previously known 4-amino-1,2,3-triazolo[4,5-c]pyridine.