化学合成。
化学合成
合成路线 1(1. 合成:317810-73-4)
产率:100%
合成条件:With hydrogen In methanol for 1 h;
实验步骤:步骤B:6-(二氟甲氧基)吡啶-3-胺向脱气的甲醇(100mL)中的2-(二氟甲氧基)-5-硝基吡啶(4.7g,24.7mmol)中加入10%钯碳(500mg,0.47mmol) 将反应在大气压下氢化1小时。 向其中加入乙酸(2.83mL,49.4mmol)并将反应物通过硅藻土过滤并真空浓缩,得到6-(二氟甲氧基)吡啶-3-胺(6.33g,25.9mmol,105%收率),为橄榄绿。 液体。 1H NMR(400MHz,MeOD-d4)δppm7.60(d,J = 2.76Hz,1H),7.37(s,0.5H),7.15(dd,J = 8.66,2.89Hz,1H),7.00(s, 0.5H),6.71(d,J = 8.78Hz,1H)。
参考文献:
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