化学合成。
化学合成
合成路线 1(1. 合成:185619-66-3)
产率:97%
合成条件:Stage #1: at 70℃; Stage #2: at 20℃; for 1 h;
实验步骤:步骤a)(3-乙炔基 - 苯基) - 氨基甲酸叔丁酯3-乙炔基 - 苯胺(25.0g,213mmol)和二碳酸二叔丁酯(93.1g,427mmol)在THF(427mL)中的溶液 )在70℃下加热过夜。 将反应冷却至室温,然后加入3-二甲基氨基-1-丙胺(32.1g,320mmol),并在室温下搅拌1小时。 浓缩反应物并置于乙醚中,用1N HCl,盐水,碳酸氢钠,盐水洗涤,经硫酸钠干燥,真空浓缩,得到标题化合物(45.0g,97%),通过NMR和质谱分析表征。
参考文献:
- [1] Journal of Medicinal Chemistry, 2003, vol. 46, # 20, p. 4232 - 4235 [2] Patent: US2009/48320, 2009, A1. Location in patent: Page/Page column 39-40 [3] Patent: WO2005/60970, 2005, A1. Location in patent: Page/Page column 148 [4] Patent: WO2017/210471, 2017, A1. Location in patent: Paragraph 001146; 001147 [5] Patent: WO2008/61236, 2008, A2. Location in patent: Page/Page column 71 [6] Patent: US2004/167188, 2004, A1 [7] Journal of Medicinal Chemistry, 2008, vol. 51, # 15, p. 4370 - 4373 [8] Patent: US2004/214870, 2004, A1. Location in patent: Page 19 [9] Journal of Medicinal Chemistry, 2010, vol. 53, # 2, p. 678 - 688