化学合成。
医药; 有机合成
合成路线 1(1. 合成:112279-72-8)
产率:100%
合成条件:With N-Bromosuccinimide In N,N-dimethyl-formamide for 1 h; Cooling with ice
实验步骤:在冰冷却下,向2,3-二氟苯胺(G-1)(38.0ml,375mmol)的无水二甲基甲酰胺(20ml)溶液中加入NBS(70.1g,394mmol),然后搅拌反应混合物。 1小时。 向反应溶液中加入水,然后用乙酸乙酯萃取反应溶液。 萃取液用盐水洗涤,硫酸钠干燥。 减压除去溶剂,得到化合物(G-2)(81.9g,定量),为油状物。化合物(G-2);方法C:Rt = 1.81min,207.65(ES +)
参考文献:
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