反应条件
1: 1) lithium diisopropylamide / 1) THF, -70 deg C, 1 h, 2) r.t., 2 h 2: HBr(gaseous) / CHCl3 / 6 h 3: 95 percent / 1,8-diazabicyclo<5.4.0>undec-7-ene (DBU) / benzene / 24 h / Heating 4: 91 percent / trimethylsilyl iodide / CCl4 / 14 h / Heating 5: oxalyl chloride / CH2Cl2 / 2 h / 35 °C 6: 45 percent / NEt3 / diethyl ether / 2 h 7: 40 percent / dirhodium tetraacetate / CH2Cl2 View Scheme
参考文献
Journal of Organic Chemistry, , vol. 56, # 25 p. 7065 - 7070
