反应条件
1: 95 percent / H2 / Pd/C / methanol 2: 76 percent / PPh3, diethyl azodicarboxylate / tetrahydrofuran / 1.) -10 deg C, 3 h, 2.) 22 deg C, 15 h 3: 86 percent / sulfuric acid / methanol / 1.) 22 deg C, 24 h, 2.) reflux, 3 h 4: 89 percent / lead tetraacetate / benzene / 0.5 h / 22 °C 5: 79 percent / Jones' reagent / acetone / 0 °C 6: 94 percent / hydrazine hydrate / ethanol; acetone / Heating View Scheme
参考文献
Journal of Organic Chemistry, , vol. 51, # 26 p. 5294 - 5299
