Volume 41, Issue 9 pp. 1563-1566
Communication

Arene–Perfluoroarene Interactions as Physical Cross-Links for Hydrogel Formation

Andreas F. M. Kilbinger Dr.

Andreas F. M. Kilbinger Dr.

California Institute of Technology Division of Chemistry and Chemical Engineering Mail code 164-30, Pasadena, CA 91125, USA, Fax: (+1) 626-5649297

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Robert H. Grubbs Prof. Dr.

Robert H. Grubbs Prof. Dr.

California Institute of Technology Division of Chemistry and Chemical Engineering Mail code 164-30, Pasadena, CA 91125, USA, Fax: (+1) 626-5649297

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We thank the Office of Naval Research for funding this work. AFMK thanks the Humboldt-Foundation for a Feodor-Lynen Fellowship. We thank Rob Lammertink for help with the rheology measurements.

Graphical Abstract

Stiff PEGs: Aqueous solutions of pyrene end-capped poly(ethylene glycol)s (PEGs) increase their viscosity in the presence of octafluoronaphthalene possibly as a result of aggregation by face-to-face stacking (shown schematically). The exploitation of the arene–perfluoroarene supramolecular synthon in solution is reported.

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