反应条件
1: 54 percent / POCl3 / 12 h / 20 - 25 °C
2: 53 percent / NaH / 4 h / 80 °C / 130 Torr
3: 1.) sodium ethoxide / 1.) ethanol, reflux, 4 h: 2.) 74-77 deg C, 12 h
4: 70 percent / NaOH / aq. ethanol / 1 h / Heating
5: 50 percent / 16percent aq. H2SO4 / methanol / 12 h / 20 - 23 °C
View Scheme
参考文献
Sorochinskaya, A. M.; Ishchenko, R. I.; Kovalev, B. G.
Journal of Organic Chemistry USSR (English Translation), 1984 , vol. 20, p. 237 - 241
Zhurnal Organicheskoi Khimii, 1984 , vol. 20, # 2 p. 267 - 272