1: potassium carbonate / acetone / 3 h / Reflux 2: potassium hydroxide / methanol / 12 h / 20 °C 3: hydrogenchloride / ethanol; water / 1 h / 40 °C 4: ethanol; water / 24 h / 180 °C View Scheme
参考文献
Bulletin of the Korean Chemical Society, , vol. 32, # 3 p. 1059 - 1062