title: UREAphos: supramolecular bidentate ligands for asymmetric hydrogenation.
abstract: Supramolecular bidentate phosphite ligands are presented as a new class of ligands for rhodium catalysed asymmetric hydrogenation.
authors.affiliation: van't Hoff Institute for Molecular Sciences, University of Amsterdam, Nieuwe Achtergracht 166, 1018 WV Amsterdam, The Netherlands.
authors.forename: Albertus J
authors.initials: AJ
authors.lastname: Sandee
authors.forename: Alida M
authors.initials: AM
authors.lastname: van der Burg
authors.forename: Joost N H
authors.initials: JN
authors.lastname: Reek