potassium hydroxide; boron trifluoride
1.) from 9 deg C to 95 deg C, 2.) Et2O, EtOH; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts;
参考文献
Paine, John B.; Dolphin, David
Journal of Organic Chemistry, 1985 , vol. 50, # 26 p. 5598 - 5604