Brian Adger, Ulrich Berens, Matthew J. Griffiths, Michael J.K elly, Ray McCague, John A. Miller, Christopher F. Palmer, Stanley M. Roberts, Rüdiger Selke, Ute Vitinius and Guy Ward
The hydrogenation of alkenes 7a–g using a chiral rhodium catalyst 6 (based on a bicyclo[3.2.0]heptane framework) takes place to give the phenylalanine derivatives 8a–g with remarkably high stereoselectivity (59–92% ee).