Self-assembly between 1,4-diazabicyclo[2.2.2]octane and bis(hexafluoroalcohols): solid/liquid phase switching for catalyst recycling?

Catalysis Science & Technology Pub Date: 2012-01-31 DOI: 10.1039/C2CY00528J

Abstract

Bis(hexafluoroalcohol) derivatives readily self-assemble with 1,4-diazabicyclo[2.2.2]octane through hydrogen bonding. The DABCO? catalysts can be released from these crystalline adducts to promote organic transformations. Regeneration of H-bonds allows facile recovery and reuse of this “supramolecular supported catalyst” (>10 times).

Graphical abstract: Self-assembly between 1,4-diazabicyclo[2.2.2]octane and bis(hexafluoroalcohols): solid/liquid phase switching for catalyst recycling
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