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DOI: 10.1039/A701639E (Paper) Reference Section for: Chem. Commun., 1997, 1603-1604

exo-Binding of Na+ between two fused calix[4]arenes and endo binding of Na+ within the calix[4]arene cones in the disodium salt of 1,3-dimethyl ether p-tert-butylcalix[4]arene

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Stuart R. Dubberley, Alexander J. Blake and Philip Mountford

Abstract

Reaction of 1,3-dimethyl ether p-tert-butylcalix[4]arene (H2L) with sodium hydride in tetrahydrofuran affords the dimeric metallocalixarene species [Na2L]2 which possesses a novel structure in which the Na+ ions are coordinated in two very different environments.

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