反应条件
1: 1.) K2CO3, 2.) 2N HCl / 1.) dioxane, H2O, room temperature, 6 h; reflux, 30 min, 2.) room temperature, 6 h 2: 3.3 g / CrO3*Py / 5 °C 3: diethyl ether / 1 h / -5 °C 4: 580 mg / CrO3*Py / CH2Cl2 5: 6percent NaOH / H2O; dioxane / 6 h / Ambient temperature View Scheme
参考文献
Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, , vol. 35, # 10 p. 1043 - 1046