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Communication | Regular issue | Vol 60, No. 4, 2003, pp.779-784
Published online, 3rd March, 2003
DOI: 10.3987/COM-02-9705
Size Selective Recognition of Anions by a Tetracationic Imidazoliophane

Kiyoshi Sato,* Tomomi Onitake, Sadao Arai, and Takamichi Yamagishi

*Department of Applied Chemistry, Graduate School of Engineering, Tokyo Metropolitan University, Hachioji, Tokyo 192-0397, Japan


The reaction of 1:1 mixture of 1,3-bis(1-imidazolyl)propane and 1,4-bis(chloromethyl)durene gives a new tetracationic heterophane (2), which forms a 1:1 inclusion complex with halides and oxoanions in DMSO-d6 in the order of HSO4- > Br- > H2PO4- > Cl- > I- > ClO4- depending on the size of anions.