boron trifluoride diethyl etherate
4.5 h; Heating; Yield given. Yields of byproduct given. Title compound not separated from byproducts;
参考文献
Jackson, Anthony H.; Shannon, Patrick V. R.; Taylor, Paul W.
Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry (1972-1999), 1981 , p. 286 - 297