化学合成。
化学合成
合成路线 1(1. 合成:58347-49-2)
产率:71%
合成条件:at 90℃;
实验步骤:制备327-氯吡唑并[1,5-a]嘧啶吡唑并[1,5-a]嘧啶-7(4H) - 酮(0.50g,3.70mmol),三氯氧化磷(0.88mL,9.62mmol)和二异丙基乙胺(DIEA,0.13) 混合并在90℃下搅拌过夜。将其倒入水/冰中,用二氯甲烷萃取并用盐水洗涤。将其干燥,过滤并真空浓缩。通过色谱法(硅胶,己烷/己烷)纯化(mL,0.74mmol)。 乙酸乙酯9:1)得到预期的化合物(83mg,71%)。LRMS(m / z):154(M + 1)+ 1H NMR(400MHz,DMSO-d6)d ppm 6.93(d,1H) )7.43(d,1 H)8.37(d,1 H)8.52(d,1 H)
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