Practical and Efficient Synthesis of (E)-α,β-Unsaturated Amides Bearing (S)-α-Methylbenzylamine from 2-Phosphonamides via Horner-Wadsworth-Emmons Reaction - Hernández-Fernández, Eugenio; Fernández-Zertuche, Mario; García-Barradas, Oscar; Muñoz-Muñiz, Omar; Ordóñez, Mario (Synlett, 2006)