hydrogenchloride; zinc(II) chloride in diethyl ether; trifluoroacetic acid
参考文献
Pivovarenko, V. G.; Khilya, V. P.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1991 , vol. 27, # 5 p. 496 - 501
Khimiya Geterotsiklicheskikh Soedinenii, 1991 , vol. 27, # 5 p. 625 - 631
boron trifluoride diethyl etherate in tetrahydrofuran
T=20°C; 48 h;
参考文献
Maloney, David J.; Deng, Jing-Zhen; Starck, Shelley R.; Gao, Zhijie; Hecht, Sidney M.
Journal of the American Chemical Society, 2005 , vol. 127, # 12 p. 4140 - 4141