反应条件
1: 46 percent / 120 h / Heating
2: 66 percent / 30percent HBr / acetic acid / 2 h / 55 °C
3: 77 percent / POCl3 / 1.5 h / Heating
4: 71 percent / H2, sodium acetate / 13percent Pd/C / methanol / 0.17 h / 2068.6 Torr
View Scheme
参考文献
Haak, Henk J. W. van den; Plas, Henk C. van der; Veldhuizen, Beb van
Journal of Heterocyclic Chemistry, 1981 , vol. 18, p. 1349 - 1352