Concepedia

Calix[4]arenes containing a ureido functionality on the lower rim as highly efficient receptors for anion recognition

Tomáš Klejch, Jan Slavíček, Oldřích Hudeček, Václav Eigner, Natalia Andrea Gutierrez, Petra Cuřínová, Pavel Lhoták

New Journal of Chemistry · 2016 · 14 citations · 19 references

DOI

Concepts

Abstract

Calix[4]arenes bearing diaryl urea moieties with electron-withdrawing substituents on both sides can bind selected anions (AcO<sup>−</sup>, BzO<sup>−</sup>, H<sub>2</sub>PO<sub>4</sub><sup>−</sup>) even in highly competitive solvents such as DMSO-d<sub>6</sub>.

References

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Anion binding with urea and thiourea derivatives

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Calixarene-based Anion Receptors

Susan E. Matthews, Paul D. Beer · Supramolecular chemistry · 2005 · 228 citations

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