4, 4′- and 5, 5′-Functionalized (S)- and (R)-2, 2′-Bis(diphenylphosphanyl)-1, 1′-binaphthyl Oxide Derivatives

4, 4′- and 5, 5′-Functionalized (S)- and (R)-2, 2′-Bis(diphenylphosphanyl)-1, 1′-binaphthyl Oxide Derivatives