反应条件
1: 1) n-BuLi / 1) THF, -78 deg C, 15 min, 2) THF, RT, overnight 2: 85 percent / 6percent Na-Hg, Na2HPO4 / methanol / 3 h / 0 - 20 °C 3: PPTS, EtOH / 6 h / 50 °C 4: CrO3, H2SO4 / 1 h / 0 - 20 °C View Scheme
参考文献
Tetrahedron Letters, , vol. 35, # 2 p. 237 - 240
