1 Laboratoire de Chimie Inorganique Moléculaire et Catalyse, Université de Strasbourg, Institut de Chimie UMR 7177 CNRS-UdS, 1 rue Blaise Pascal, F-67008, Strasbourg Cedex, France.
Interactions of a chiral, calixarene-based cationic Pd(II) catalyst with [BF(4)](-) and [PF(6)](-) anions have very different consequences, association with the former giving rise to capsule formation.