反应条件
1: 53 percent / K2CO3, KJ / dimethylsulfoxide / 11 h / 75 °C
2: 1) POCl3 2) K2CO3 / 1) 100 deg C, 15 h, separation 3) dimethylformamide, 100 deg C
View Scheme
参考文献
Hirota, Takashi; Fujita, Hiroko; Sasaki, Kenji; Namba, Tetsuto; Hayakawa, Shohei
Journal of Heterocyclic Chemistry, 1986 , vol. 23, p. 1347 - 1351