反应条件
1: 1.) LDA / 1.) THF, -78 deg C, 1.5h, 2.) -78 deg C, 10 min
2: 2N HCl / tetrahydrofuran / 3 h / 60 °C
3: oxygen, Sensitox (Rose Bengal polymer) / CH2Cl2 / 0.5 h / Irradiation
4: 75 percent / p-toluenesulfonic acid / benzene / 24 h / Heating
View Scheme
参考文献
Wasserman, Harry H.; Gambale, Ronald J.; Pulwer, Mitchell J.
Tetrahedron Letters, 1981 , vol. 22, # 18 p. 1737 - 1740
