反应条件
1.1: n-BuLi / tetrahydrofuran; hexane / 4 h / -78 - 20 °C
1.2: ZnCl2 / tetrahydrofuran; hexane / 1.25 h / -40 - 20 °C
1.3: tetrahydrofuran; hexane / 14 h / 0 - 20 °C
2.1: hydrazine monohydrate / methanol / 2 h
3.1: aqueous HCl / 14 h / pH 2
4.1: 31.9 g / thionyl chloride / 15 h
5.1: 63 percent / NaH / dimethylformamide; various solvent(s) / 21 h
View Scheme
参考文献
Grotjahn, Douglas B.; Van, Sang; Combs, David; Lev, Daniel A.; Schneider, Christian; Rideout, Marc; Meyer, Christoph; Hernandez, Genaro; Mejorado, Lupe
Journal of Organic Chemistry, 2002 , vol. 67, # 26 p. 9200 - 9209