Importance of intramolecular hydrogen bonding for preorganization and binding of molecular guests by water-soluble calix[6]arene hosts

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Julio Alvarez and Marielle Gómez-Kaifer


Abstract

The binding affinity of calix[6]arene hexasulfonate hosts for ferrocene or cobaltocenium guests is highly dependent on the extent of intramolecular hydrogen bonding in the lower rim of the calixarene.


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