Regioslective Synthesis of 2-Substituted 3-Nitropyridines by One-Pot Reaction of Either 4- or 6-Substituted 1-Methyl-3,5-dinitro-2-pyridones with Ketones and Ammonia
作者:Yasuo Tohda、Tooru Kawara、Miyuki Eiraku、Keita Tani、Masahiro Ariga、Yutaka Mori
DOI:10.3987/com-91-5832
日期:——
Regioselective synthesis of 2-substituted 3-nitropyridines was achieved by one-pot reaction of either 4- or 6-substituted 1-methyl-3,5-dinitro-2-pyridones with ketones in the presence of ammonia. The selectivity is interpreted in terms of steric factor of substituent on the pyridone.