Mini-Donut (IMAGE)

Wiley

Mini-Donut

Caption

When traditionally weak C-H hydrogen bonds are preorganized in a shape-persistent macrocycle, a strong affinity for chloride ions emerges. This discovery arises from the dual use of click chemistry for efficient macrocyclization and the favorable steric properties of the resulting 1,2,3-triazoles.

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(C) Wiley-VCH 2008

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Permission to use with appropriate credit and link to http://dx.doi.org/10.1002/anie.200704717

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