反应条件
1: 1) LDA / 1) THF, -40 deg C, 1h, 2a) -40 deg C, 1 h, 2b) up tu 0 deg C, 3h
2: 85 percent / H2SO4 / acetic anhydride / Heating
View Scheme
参考文献
DeJohn; Domagala; Kaltenbronn; Krolls
Journal of Heterocyclic Chemistry, 1983 , vol. 20, # 5 p. 1295 - 1302
