反应条件
1: 43 percent / PPA / 15 h / 120 °C 2: 1.) SeO2; 2.) Ag2O, NaOH / 1.) dioxane, reflux, 6 h; 2.) 60 deg C 3: 98 percent / SOCl2 / 3 h / 60 °C View Scheme
参考文献
Hirao, Ken-Ichi; Tsuchiya, Ryuta; Yano, Yasuhiro; Tsue, Hirohito
Heterocycles, 1996 , vol. 42, # 1 p. 415 - 422
