反应条件
1: 1.) magnesium, 2.) Li2CuCl4 / 1.) THF, 2.) THF, a) -10 deg C, 1 h, b) 5 deg C, 2 h, c) room temperature, 15 h
2: 74.5 percent / 48percent HBr, conc. H2SO4 / 6 h / Heating
4: 83 percent / a) boron trifluoride, sodium tetrahydroborate, b) water / tetrahydrofuran / a) 3.5 h, b) 10 min
5: 74 percent / pyridinium chlorochromate / CH2Cl2 / 2 h / Ambient temperature
View Scheme
参考文献
Place; Roumestant; Gore
Journal of Organic Chemistry, 1978 , vol. 43, # 5 p. 1001 - 1001
