The First Synthesis and Reaction of β-Ethoxy-α-fluoro-α-(phenylselanyl)ethene: Scandium or Lanthanum Triflate Catalyzed α-Fluoroformylalkenylation of Aldehydes - Hatanaka, Fuminori; Tsuchiya, Miyuki; Yoshimatsu, Mitsuhiro (Synlett, 2005)