反应条件
1: 1) LiOMe, 2) LDA / 1) THF, -78 deg C, 1 h, 2) THF, 0 deg C 2: 74 percent / TFA / 8 h / Heating 3: 1) LDA / 1) THF, hexanes, -19 to -15 deg C 4: MSA / toluene / Heating View Scheme
参考文献
Bierer, Donald E.; O'Connell, John F.; Parquette, Jon R.; Thompson, Charles M.; Rapoport, Henry
Journal of Organic Chemistry, 1992 , vol. 57, # 5 p. 1390 - 1405
