Fisher, Gary B.; Fuller, Joseph C.; Harrison, John; Alvarez, Salvador G.; Burkhardt, Elizabeth R.; et al.
Journal of Organic Chemistry, 1994 , vol. 59, # 21 p. 6378 - 6385
lanthanum trifluoromethanesulphonate 1.) Et2O, -78 deg C then up to 0 deg C, 2.) -78 up to 25 deg C, 30 min; Yield given. Multistep reaction. Yields of byproduct given;
