反应条件
1: 83 percent / NaOC2H5 / ethanol / 4 h / Heating
2: 82 percent / iron powder, hydrochloric acid / aq. ethanol / 2 h / Heating
3: triethylamine / CH2Cl2 / Ambient temperature; overnight
4: 98 percent / CH2Cl2 / Ambient temperature; overnight
5: 1) POCl3,PCl5, 2) triethylamine / 1) r.t., 4 h, 2) methylene chloride, r.t., 30 min
View Scheme
参考文献
Della Vecchia; Dellureficio; Kisis; Vlattas
Journal of Heterocyclic Chemistry, 1983 , vol. 20, # 5 p. 1287 - 1294
