Compound 1, synthesized from hydroquinone and 1,4-dichlorobut-2-yne, was characterized by X-ray crystallography and shown by electrospray ionization mass spectrometry to form 1∶1 complexes with sodium and 2∶1 complexes with potassium cation.
Pyxophanes: selective gas phase ion complexation by 1,6,13,18-tetraoxa[6.6]paracyclophane-3,15-diyne
R. Behm, C. Gloeckner, M. A. Grayson, M. L. Gross and G. W. Gokel, Chem. Commun., 2000, 2377 DOI: 10.1039/B005443G
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