反应条件
1: 1.) ZnCl2, HCl(g), 2.) water / 1.) ether, benzene, 0 deg C, 1 d, 2.) ether, benzene, reflux, 1 h
2: 63 percent / BF3*Et2O, PCl5 / 70 °C
View Scheme
参考文献
Pivovarenko, V. G.; Khilya, V. P.
Chemistry of Natural Compounds, 1993 , vol. 29, # 2 p. 181 - 186
Khimiya Prirodnykh Soedinenii, 1993 , # 2 p. 220 - 227