C2-Symmetric Bis-Thioglycosides as Useful Ligands in Palladium-Catalyzed Asymmetric Allylic Alkylation: Synthesis of Both Enantiomers Using Natural Sugars as Ligand Precursors
1. Instituto de Investigaciones Químicas, CSIC-Universidad de Sevilla , Sevilla, Spain;2. Departamento de Química Orgánica y Farmacéutica, Facultad de Farmacia, Universidad de Sevilla , Sevilla, Spain