Nitro 1,2,4 triazole 5 one(NTO)can be obtained by nitrating 1,2,4 triazole 3 one (TO) under different conditions,and nitrobenzyl derivatives of TO are prepared as well.

研1，2，4唑酮3（TO）衍生物的合成，结果表明TO在多硝化条件下均可制得3硝基1，2，4唑酮5（NTO），合成TO的二取代硝基苯衍生物。