2,6-二溴-4-硝基吡啶氮氧化物置于氢溴酸体系中,用 溶剂黄146 用作溶剂,化学反应 48.0H,以93%的收率获得2,4,6-三溴吡啶氮氧化物
参考文献:Regioselective Synthesis Of 2,4,6-Triaminopyridines
标题:Regioselective Synthesis Of 2,4,6-Triaminopyridines
摘要:A Regioselective Synthesis Of 2,4,6-Trisubstituted Pyridine Is Described Starting From 2,6-Dibromo-4-Nitropyridine. All Three Different Regioisomers Of The 2,4,6-Triamino Substituted Pyridine Have Been Synthesized In Four To Five Steps. The Method Described Is A General Route To Unsymmetrical 2,4,6-Trisubstituted Amino Pyridines. (C) 2006 Elsevier Ltd. All Rights Reserved.
Doi:10.1016/j.Tetlet.2006.10.159