反应条件
1: 1.) NaH / 1.) DMF, 50 deg C, 30 min, 2.) DMF, 4 h 2: 25percent MeONa/MeOH / toluene / 4 h / 80 °C 3: 1M aq.NaOH / ethanol / 24 h / Ambient temperature 4: xylene / 48 h / Heating View Scheme
参考文献
Journal of Medicinal Chemistry, , vol. 40, # 6 p. 980 - 989