作为医药中间体,用于相关药物的合成研究。
医药
合成路线 1(1. 合成:17090-15-2)
产率:95%
合成条件:With sodium hydrogencarbonate In acetonitrile at 0℃; for 0.50 h;
实验步骤:在0℃下,将丙烯酰氯(3.7mL,45.61mmol)滴加到化合物14(6.0g,43.44mmol)和碳酸氢钠(5.5g,65.16mmol)的乙腈(30mL)溶液中。 搅拌反应0.5小时。 将反应混合物加入水(300mL)中。 过滤沉淀物,滤出的滤饼用另外的水冲洗并在真空烘箱中干燥,得到白色固体(7.9g,95%)。
参考文献:
- [1] Bioorganic and Medicinal Chemistry, 2016, vol. 24, # 21, p. 5505 - 5512 [2] European Journal of Medicinal Chemistry, 2017, vol. 126, p. 444 - 455 [3] Bioorganic and Medicinal Chemistry, 2018, vol. 26, # 14, p. 4179 - 4186 [4] Bioorganic and Medicinal Chemistry, 2017, vol. 25, # 2, p. 765 - 772 [5] European Journal of Medicinal Chemistry, 2018, vol. 143, p. 1847 - 1857 [6] Patent: CN106432239, 2017, A. Location in patent: Paragraph 0066; 0067; 0068 [7] Patent: WO2018/4306, 2018, A1. Location in patent: Page/Page column 49 [8] Patent: CN105384695, 2016, A. Location in patent: Paragraph 0179; 0180; 0181; 0182; 0183; 0184 [9] Patent: WO2016/138527, 2016, A1. Location in patent: Paragraph 00368 [10] Patent: WO2018/88780, 2018, A1. Location in patent: Page/Page column 14 [11] Patent: WO2013/107405, 2013, A1. Location in patent: Page/Page column 74 [12] Patent: US2015/87600, 2015, A1. Location in patent: Page/Page column [13] Patent: US2007/37862, 2007, A1 [14] Patent: WO2015/3658, 2015, A1. Location in patent: Page/Page column 43; 44 [15] Journal of Medicinal Chemistry, 2015, vol. 58, # 23, p. 9171 - 9178 [16] Patent: CN106554318, 2017, A. Location in patent: Paragraph 0095; 0096; 0097; 0098; 0099 [17] Patent: CN106749042, 2017, A. Location in patent: Paragraph 0079; 0080; 0081; 0082; 0083 [18] Patent: CN106905245, 2017, A. Location in patent: Paragraph 0144; 0145; 0146; 0147; 0148 [19] Patent: CN106565782, 2017, A. Location in patent: Paragraph 0067; 0068; 0069 [20] Patent: US4165365, 1979, A [21] Patent: CN108586454, 2018, A. Location in patent: Paragraph 0134; 0144; 0145 [22] Patent: CN108610295, 2018, A. Location in patent: Paragraph 0028; 0034; 0036; 0038
合成路线 2
产率:62.3%
合成条件:With N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 20℃; for 1 h;
实验步骤:通用方法:将2-氟-N-甲基-5-硝基苯胺(11.0g,64.7mmol)和DIPEA(23mL,129.4mmol)溶于100mL THF中,在室温下搅拌。 然后加入丙烯酰氯(11mL,129.4mmol)溶液。 然后将反应混合物在室温下搅拌1小时以蒸馏出大部分溶剂,然后用100mL乙酸乙酯稀释,用饱和盐水洗涤,干燥,过滤并减压蒸发,得到黄色油状物N-( 2-氟-5-硝基苯基)-N-甲基丙烯酰胺(12.0g,收率83%)。
参考文献: