C-N Bond Cleavage of Benzylic Enaminones in the Presence of Acetyl or Aroyl Chlorides: A Novel One-Pot Synthesis of N-Acetyl or N-Aroyl β-Benzylidene α-Amino Acid Esters - Alizadeh, Abdolali; Sabahnoo, Hamideh; Zohreh, Nasrin; Noaparast, Zohreh; Zhu, Long-Guan (Synlett, 2011)