- Catalysis of the addition of benzenethiol to 2-cyclohexen-1-ones by uranyl-salophen complexes: a catalytic metallocleft with high substrate specificity. van Axel Castelli, V., Dalla Cort, A., Mandolini, L., Reinhoudt, D.N., Schiaffino, L. Chemistry (Weinheim an der Bergstrasse, Germany) (2000)