New functionalized cryptand-like ionophores are prepared from appropriate diaza-crown ethers and epichlorohydrin, using FAB MS, potentiometry, 13C-NMR spectroscopy, and T1 relaxation times measurements, the conformation and complexation patterns are found to change dramatically with the change in size of the macrocycle.
I. Stibor, P. Holý, J. Závada, J. Koudelka, J. Novák, J. Zajíček and M. Bělohradský, J. Chem. Soc., Chem. Commun., 1990, 1581 DOI: 10.1039/C39900001581
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