反应条件
1: pyridine / 3.5 h / 0 °C 2: NaOAc / pyridine; dimethylformamide / 20 h / Ambient temperature 3: 1.) 15 percent BuLi / 1.) hexane, THF, 0 deg C, 2.) 30 min 4: 68 percent / CH3I, CaCO3 / methanol; H2O / 20 h / Heating View Scheme
参考文献
Arzneimittel-Forschung/Drug Research, , vol. 36, # 5 p. 781 - 783