反应条件
1: 69 percent / NaH / tetrahydrofuran; dimethylformamide / 18 h / Ambient temperature 2: 1) (COCl)2, DMSO, 2) Et3N / 1) CH2Cl2, -78 deg C, 30 min, 2) CH2Cl2, 0 deg C, 10 min; room temperature, 30 min 3: 80 percent / benzene / 15 h / Ambient temperature 4: 1) Ti(Oi-Pr)4, diethyl L-(+)-tartrate, tert-butyl hydroperoxide, 4 Angstroem molecular sieves / 1) CH2Cl2, -20 deg C, 20 h, 2) CH2Cl2, hexane, room temperature, 16 h 5: NaIO4 / tetrahydrofuran; H2O / 0.17 h / Ambient temperature 6: 4.34 g / CBr4, PPh3 / CH2Cl2 / 0.33 h / 0 °C 7: 87 percent / n-BuLi / tetrahydrofuran; hexane / 0.5 h / -78 °C View Scheme
参考文献
Oka, Takahiro; Murai, Akio
Tetrahedron, 1998 , vol. 54, # 1-2 p. 1 - 20
