Asymmetric Synthesis of 1,2-Diamines by the Addition of Allylic Zinc and Magnesium Reagents to N,N′-Bis[(S)-1-phenylethyl)]ethanediimine - Alvaro, Giuseppe; Grepioni, Fabrizia; Grilli, Stefano; Maini, Lucia; Martelli, Gianluca; Savoia, Diego (Synthesis, 2000)