化学合成。
化学合成
合成路线 1(1. 合成:475102-10-4)
产率:96%
合成条件:Stage #1: With dmap In tetrahydrofuran at 20℃; for 0.50 h; Stage #2: for 2 h;
实验步骤:在100mL圆底烧瓶中,将1H-INDOLE-5-CARBONITRILE(2.0g,14.07MMOL)置于20mL无水THF中。 向该溶液中加入DMAP(0.86g,7.03MMOL)并将混合物在室温下搅拌0.5小时。 此时,加入BOC20(3.07g,14.07MMOL)并将反应再搅拌2小时。 然后用水淬灭反应,并用乙醚萃取两次。 将合并的有机层依次用1N HCl,水和盐水洗涤,然后经MGSO 4干燥并浓缩,得到3.26g(96%)所需产物,为白色SOLID.APOS; H-NMR(DMSO-d6)88.20-8。 14(m,2H),7.83(d,1H),7.70(d,1H),6.80(d,1H),1.63(s,9H)。
参考文献:
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