反应条件
1: 84 percent / NaH / dimethylformamide / 4 h / -15 °C
2: TiCl4, CuCl2 / aq. acetic acid / 1) RT, 1 d, than 50 degC, 6 h
View Scheme
参考文献
Ogura, Katsuyuki; Iihama, Teruyuki; Takahashi, Kazumasa; Iida, Hirodata
Tetrahedron Letters, 1984 , vol. 25, # 25 p. 2671 - 2674
