反应条件
1: 90 percent / TsOH*H2O / benzene / 0.25 h / Heating
2: 84 percent / CaCl3*7H2O, NaBH4 / methanol / 0.25 h / -50 °C
3: 85 percent / Me3SiBr, ZnBr2 / CH2Cl2 / 0.5 h / -20 °C
4: 1.) EtMgBr, 2.) Li2CuCl4 / 1.) THF, 40-50 deg C, 2.) THF, HMPA, from -70 deg C to 0 deg C, 1 h
View Scheme
参考文献
Moiseenkov, Alexander M.; Czeskis, Boris A.; Ivanova, Natalya M.; Nefedov, Oleg M.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1991 , p. 2639 - 2649
