Pronounced pH effects on the kinetics of cucurbit[7]uril-based pseudorotaxane formation and dissociation.
Deprotonation of the two terminal COOH groups on a 4,4'-bipyridinium linear derivative leads to a pronounced slow down on the kinetics of threading and unthreading by the cucurbit[7]uril host.
Center for Supramolecular Science and Department of Chemistry, University of Miami, Coral Gables, FL 33124-0431, USA. akaifer@miami.edu
Angel E
AE
Kaifer
Wei
W
Li
Serena
S
Silvi
Vladimir
V
Sindelar