反应条件
1.1: AgNO3; pyridine / tetrahydrofuran / 3 h / 20 °C
2.1: 78 percent / CrO3; pyridine; Ac2O / CH2Cl2 / 1 h / 15 °C
3.1: 76 percent / p-TsOH / methanol; CHCl3 / 0.08 h / 20 °C
4.1: CeCl3; BuLi / tetrahydrofuran; hexane / 2.5 h / -50 °C
4.2: 85 percent / tetrahydrofuran; hexane / 3 h / -65 °C
5.1: ammonia / methanol / 24 h / 20 °C
6.1: 24.6 g / TBAF / tetrahydrofuran / 4 h / 20 °C
View Scheme
参考文献
Ludwig, Peter S.; Schwendener, Reto A.; Schott, Herbert
Synthesis, 2002 , # 16 p. 2387 - 2392
