1: Bu4NHSO4, K2CO3 / toluene / 6 h / Heating 2: 2M aq. NaOH / various solvent(s) / 0.25 h 3: thionyl chloride / 2 h / Heating View Scheme
参考文献
Sawyer, David A.; Beams, Richard M.; Blackwell, Geoffrey, J.; Brockwell, Michael A.; Cheesman, Neil J.; et al.
Journal of Medicinal Chemistry, 1995 , vol. 38, # 12 p. 2130 - 2137