4-methyl-pent-3-en-2-one; boron trifluoride diethyl etherate; water in dichloromethane
T=0°C; 12 h;
参考文献
Banerji, J.; Saha, R.; Manna, A. Patra'S.; Shoolery, J. N.; Prange, T.; Pascard, C.
Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1982 , vol. 21, # 2 p. 83 - 87