反应条件
1: 40 percent / HNO3 (d = 1,52), (CH3CO)2O / 6 h / 20 - 30 °C
2: 90 percent / H2SO4 / 3 h / Ambient temperature
View Scheme
参考文献
Bachelet, Jean-Pierre; Demerseman, Pierre; Royer, Rene
Journal of Heterocyclic Chemistry, 1983 , vol. 20, p. 1175 - 1179