{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Kim J"],"funding":["National Research Foundation of Korea"],"pagination":["163"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9820443"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["24(1)"],"pubmed_abstract":["A naphthalene imide (<b>1</b>) and a naphthalene (<b>2</b>) bearing two pyrrole units have been synthesized, respectively, as anion receptors. It was revealed by <sup>1</sup>H NMR spectral studies carried out in CD<sub>3</sub>CN that receptors <b>1</b> and <b>2</b> bind various anions via hydrogen bonds using both C-H and N-H donors. Compared with receptor <b>2</b>, receptor <b>1</b> shows higher affinity for the test anions because of the enhanced acidity of its pyrrole NH and naphthalene CH hydrogens by the electron-withdrawing imide substituent. Molecular mechanics computations demonstrate that the receptors contact the halide anions via only one of the two respective available N-H and C-H donors whereas they use all four donors for binding of the oxyanions such as dihydrogen phosphate "],"journal":["International journal of molecular sciences"],"pubmed_title":["Molecular Pincers Using a Combination of N-H and C-H Donors for Anion Binding."],"pmcid":["PMC9820443"],"funding_grant_id":["2021R1A2C1012140"],"pubmed_authors":["Kim SH","Heo NJ","Hay BP","Kim J","Kim SK"],"additional_accession":[]},"is_claimable":false,"name":"Molecular Pincers Using a Combination of N-H and C-H Donors for Anion Binding.","description":"A naphthalene imide (<b>1</b>) and a naphthalene (<b>2</b>) bearing two pyrrole units have been synthesized, respectively, as anion receptors. It was revealed by <sup>1</sup>H NMR spectral studies carried out in CD<sub>3</sub>CN that receptors <b>1</b> and <b>2</b> bind various anions via hydrogen bonds using both C-H and N-H donors. Compared with receptor <b>2</b>, receptor <b>1</b> shows higher affinity for the test anions because of the enhanced acidity of its pyrrole NH and naphthalene CH hydrogens by the electron-withdrawing imide substituent. Molecular mechanics computations demonstrate that the receptors contact the halide anions via only one of the two respective available N-H and C-H donors whereas they use all four donors for binding of the oxyanions such as dihydrogen phosphate ","dates":{"release":"2022-01-01T00:00:00Z","publication":"2022 Dec","modification":"2025-04-04T20:32:55.534Z","creation":"2024-11-08T22:07:06.933Z"},"accession":"S-EPMC9820443","cross_references":{"pubmed":["36613608"],"doi":["10.3390/ijms24010163"]}}