反应条件
1: 74 percent / 90percent H2O2, maleic anhydride / CHCl3 / 1) r.t., overnight, 2) reflux, 3 h
2: POCl3 / 0.5 h / Heating
View Scheme
参考文献
Ohta, Akihiro; Watanabe, Tokuhiro; Akita, Yasuo; Yoshida, Maki; Toda, Suzumi; et al.
Journal of Heterocyclic Chemistry, 1982 , vol. 19, p. 1061 - 1067
