化学合成。
医药; 农药; 染料; 食品调味料; 粘合剂; 炸药
合成路线 1(1. 合成:52092-47-4)
产率:71%
合成条件:at 20℃; for 48 h;
实验步骤:[01066]之后 用冰冷却硫酸(50ml),搅拌下滴加30%过氧化氢水溶液(25ml),然后浓缩。 再向下滴加硫酸(50ml)2-氨基-5-氯吡啶(5.0g,38.9mmol)溶液,在室温下搅拌48小时。 将反应混合物加入冰中并过滤。 残余物用乙醇重结晶,得到4.38g(产率71%)5-氯-2-硝基吡啶,为无色粉末状晶体。
参考文献:
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