1 Istituto di Chimica dei Composti Organo Metallici, CNR, Area di Ricerca di Firenze, Via Madonna del Piano, 50019 Sesto Fiorentino, Firenze, Italy. pierluigi.barbaro@iccom.cnr.it
New systems based on cationic chiral phosphine-rhodium complexes anchored to a commercial cation-exchange gel-type resin showed high efficiency and easy recycling in the asymmetric hydrogenation of prochiral olefins.