化学合成。
化学合成
合成路线 1(1. 合成:144657-66-9)
产率:89%
合成条件:With triethylamine In dichloromethane at 20℃;
实验步骤:向圆底烧瓶中装入Int-15(6.6g,45mmol),(BoC)2O(10.7g,50mmol),4-二甲基氨基吡啶(55mg,0.45mmol),三乙胺(13g,130mmol)。 和DCM(50mL)。 将混合物在室温下搅拌过夜,浓缩至干燥,并通过快速柱色谱法纯化,得到产物Int-16(9.8g,89%)。
参考文献:
- [1] Patent: WO2011/23081, 2011, A1. Location in patent: Page/Page column 55 [2] Patent: WO2017/37116, 2017, A1. Location in patent: Page/Page column 143 [3] Canadian Journal of Chemistry, 1992, vol. 70, # 5, p. 1531 - 1536 [4] Patent: WO2011/20193, 2011, A1. Location in patent: Page/Page column 36 [5] Patent: WO2013/45516, 2013, A1. Location in patent: Page/Page column 129; 197