反应条件
1: 1.) p-toluenesulfonic acid; 2.) p-toluenesulfonic acid, NaI/H2O / 1.) chloroform, 0 --> 20 deg C, 1 h; 2.) chloroform, reflux, 12 h 2: 92 percent / methanol / 48 h / 20 °C 3: 0.05N H2SO4 / H2O / 5 h / 50 °C 4: 74 percent / triethylamine / -15 deg C, 5h, then 50 deg C, 14 h View Scheme
参考文献
Cristau, Henri-Jean; Viala, Jacques; Christol, Henri
Bulletin de la Societe Chimique de France, 1985 , # 5 p. 980 - 998
