Aryl-aryl linked bi-5,5'-p-tert-butylcalix[4]arene tweezer for fullerene complexation.

We report the synthesis and complexing properties of the new cavity-extended receptor 1, a C,C-linked bi-calix[4]arene that selectively binds [70]fullerene in a 2:1 tennis-ball fashion. [structure: see text]

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