Royal Society of Chemistry, RSC Advances, 2(13), p. 1041-1048, 2023
DOI: 10.1039/d2ra07614d
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Oxacalix[4]arene carboxylate binds, with different binding strengths, ammonium cations in methanol and forms complexes with amine molecules in the gas phase as characterized by NMR titration and drift tube IM-MS experiments and DFT calculations.