Ks. Jeong et al., MOLECULAR RECEPTOR FOR BINDING QUATERNARY AMMONIUM-SALTS AND A LARGE ANION EFFECT ON THE COMPLEXATION, Tetrahedron letters, 39(22), 1998, pp. 3779-3782
An acyclic receptor 1 with a binding cavity surrounded by electron-ric
h aryl surfaces has been synthesized for binding quaternary ammonium s
alts through cation-pi interactions. The association constants of the
receptor 1 with salts in CDCl3 depend on the anions due to the hydroge
n bonds between the exchangeable protons in the receptor 1 and anions.
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