Chiral 1,1'-Diphosphetanylferrocenes: New Ligands for Asymmetric Catalytic Hydrogenation of Itaconate Derivatives We would like to thank Dr. Daniela Herzberg for developing the procedure employing LDA as a base in the preparation of FerroTANE ligands. We also gratefully acknowledge analytical support of Catherine Rippe and Colin Dewar of Chirotech Technology Ltd.
Berens
U
Chirotech Technology Ltd. Cambridge Science Park Milton Road, Cambridge CB4 0WG (UK).
Burk
MJ
Gerlach
A
Hems
W