反应条件
1: 1.) n-BuLi, 2.) Et3N / 1.) diglyme, -10 - -20 deg C, 30 min, 2.) room temperature, 3 h
2: methanol; H2O / Heating
3: 1.) n-BuLi, 2.) MeSO2Cl / 1.) THF, -78 deg C, 20 min, 2.) -78 deg C, 30 min; room temperature, 2 d
4: 89 percent / t-Bu4NF / acetonitrile / 1 h / Ambient temperature
View Scheme
参考文献
Ito; Nakatsuka; Saegusa
Journal of the American Chemical Society, 1982 , vol. 104, # 26 p. 7609 - 7622