反应条件
1: 95 percent / CuI / diethyl ether 2: 74 percent / CrO3 / pyridine; CH2Cl2 / 1.5 h 3: HONH2*HCl, NaOAc / ethanol / 1 h / 0 °C 4: 0.50 g / pyridine / 24 h 5: 67 percent / BF3*Et2O / CH2Cl2 / 2 h / Heating View Scheme
参考文献
Nishiyama, Hisao; Sakuta, Koji; Osaka, Noriyuki; Arai, Hiroyuki; Matsumoto, Makoto; Itoh, Kenji
Tetrahedron, 1988 , vol. 44, # 9 p. 2413 - 2426