A new method about synthesis of pyridine-substituted nitronyl nitroxide radicals was reported. Compared with the traditional method, the reactive time was shorted and the yield was increased.

• 报道了一种合成吡啶基氮氧自由基的新方法,与传统方法对比,缩短了反应时间,提高了产率,是合成吡啶基氮氧自由基的一种简便方法