boron trifluoride diethyl etherate in n-heptane; benzene 2 h; Ambient temperaturealso with benzylideneacetone;
参考文献
Ahmad, Mesbah U.; Rashid, Muhammad A.; Mullah, Khairuzzaman B.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1987 , vol. 26, # 1-12 p. 266 - 267