反应条件
1: CHCl3 / 0.5 h / Ambient temperature
2: LDA / tetrahydrofuran / Ambient temperature; 1.) -78 deg C, 2.) RT, 10 h
3: 1.) RhCl3*3H2O, 2.) conc. HCl / 1.) ethanol, reflux, 14 h, 2.) reflux, 20 min
4: 94 percent / pyridine / 1.5 h / Heating
View Scheme
参考文献
Ojima, Iwao; Kato, Koji; Nakahashi, Kazuaki; Fuchikami, Takamasa; Fujita, Makoto
Journal of Organic Chemistry, 1989 , vol. 54, # 19 p. 4511 - 4522
