反应条件
1: 1) sodium metal / 1) EtOH, 2) THF, r.t., overnight 2: 91 percent / manganese dioxide / CHCl3 / 0.33 h / Ambient temperature 3: 59 percent / manganese dioxide, silica gel / CHCl3 / 3 h / 38 - 40 °C 4: 100 percent / hydrogen / 10percent Pd-C / ethanol / 2 h / 760 Torr 5: 92 percent / 1.5 h / Heating 6: 98 percent / 1,2-dichloro-ethane / 72 h / Heating 7: 98 percent / conc. hydrochloric acid / methanol / 1 h / Heating 8: 88 percent / 25percent aq. sulphuric acid / 5 h / 100 - 102 °C View Scheme
参考文献
Tetrahedron, , vol. 48, # 32 p. 6709 - 6716
