反应条件
1: PPA, phosphorus pentoxide / toluene / 24 h / Heating
2: 85 percent / ammonia / ethane-1,2-diol; ethanol / Ambient temperature; overnight
3: 81 percent / borane/dimethyl sulfide / tetrahydrofuran / 4 h / Heating
4: 82 percent / sodium acetate / H2O / 1 h / Ambient temperature
View Scheme
参考文献
Campaigne; Kim
Journal of Heterocyclic Chemistry, 1983 , vol. 20, # 6 p. 1697 - 1703