反应条件
1: thionyl chloride, dimethylformamide 2: triethylamine / CHCl3 / 3 h / 35 °C 3: 20percent HCl / CHCl3 / 5 h / Heating 4: NaOH / ethanol 5: potassium carbonate / acetone / Heating 6: BF3*O(C2H5)2 / CHCl3 / 36 h / Ambient temperature 7: H2 / Raney nickel / ethanol / 9 h / Heating View Scheme
参考文献
Rama Rao, A. V.; Deshmukh, M. N.; Kamalam, M.
Tetrahedron, 1981 , vol. 37, p. 227 - 230