反应条件
1: pyridine / CHCl3 / 16 h / Ambient temperature 2: 85 percent / dioxane / 3 h / 90 - 100 °C 3: 1.) NaOH, 2.) p-toluenesulfonic acid monohydrate / 1.) methanol, 50 deg C, 2.) 80 deg C, 1 h View Scheme
参考文献
Journal of Medicinal Chemistry, , vol. 35, # 18 p. 3325 - 3330