反应条件
1: 84 percent / 3N HCl / ethanol / 96 h / Heating
2: 1.) LAH / 2.) Pd/C / 1.) THF, RT, 30 min, 2.) EtOH, RT, overnight
3: 86 percent / MnO2 / CHCl3 / 1 h / Ambient temperature
4: ethanol / Heating
5: 97 percent / SOCl2 / CH2Cl2 / 5 h / Ambient temperature
6: 88 percent / NaH / dimethylformamide / 0.17 h / 0 °C
View Scheme
参考文献
Anzini, Maurizio; Capelli, Andrea; Vomero, Salvatore
Heterocycles, 1994 , vol. 38, # 1 p. 103 - 112
