反应条件
1: 1.) LDA, TMEDA, 2.) diethyl chlorophosphate, 3.) t-BuOK
2: 1.) n-BuLi / 1.) THF, hexane, -78 deg C, 30 min, 2.) THF, hexane, RT, 10 min
3: SiO2 / CH2Cl2 / Ambient temperature
View Scheme
参考文献
Craig, Donald; Etheridge, Christopher J.
Tetrahedron, 1996 , vol. 52, # 48 p. 15289 - 15310