反应条件
1: red phosphorus, Br2 / 1.33 h / 100 °C
2: 1.) 5 deg C, 2.) from 25 deg C to reflux, 15 min
3: 96 percent / quinoline / 1 h / 120 °C
4: 56 percent / CrO3, acetic anhydride, glacial acetic acid / benzene / 0.17 h / 18 - 20 °C
View Scheme
参考文献
Lange, Gordon L.; Otulakowski, John A.
Journal of Organic Chemistry, 1982 , vol. 47, # 26 p. 5093 - 5096