{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Klementyeva SV"],"funding":["Klaus Tschira Foundation"],"pagination":["1994"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9965685"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["28(4)"],"pubmed_abstract":["We report the synthesis and characterization of two types of new mixed-ligand rare earth complexes: tetracoordinate (NacNac<sup>Mes</sup>)Ln(BIAN<sup>dipp</sup>) (Ln = Dy (<b>1</b>), Er (<b>2</b>) and Y (<b>3</b>)) and pentacoordinate (NacNac<sup>Mes</sup>)Ln(AP<sup>dipp</sup>)(THF) (Ln = Dy (<b>4</b>), Er (<b>5</b>) and Y (<b>6</b>)). The first three compounds were prepared by the reaction of [(BIAN<sup>Dipp</sup>)LnI] with potassium β-diketiminate. The salt metathesis of β-diketiminato-supported rare earth dichlorides (NacNac<sup>Mes</sup>)LnCl<sub>2</sub>(THF)<sub>2</sub> with sodium o-amidophenolate results in compounds <b>4</b>-<b>6</b>. The crystal structures of complexes <b>1</b>-<b>6</b> were determined by single-crystal analysis. The combination of bulky monoanionic N-mesityl-substituted β-diketiminates with sterically hindered redox-active ligands led to the very low coordination numbers of rare earths and strong distortion of the chelate ligands."],"journal":["Molecules (Basel, Switzerland)"],"pubmed_title":["Low-Coordinate Mixed Ligand NacNac Complexes of Rare Earth Metals."],"pmcid":["PMC9965685"],"funding_grant_id":["project GSO/KT37"],"pubmed_authors":["Abramov PA","Poddel'sky AI","Sukhikh TS","Klementyeva SV"],"additional_accession":[]},"is_claimable":false,"name":"Low-Coordinate Mixed Ligand NacNac Complexes of Rare Earth Metals.","description":"We report the synthesis and characterization of two types of new mixed-ligand rare earth complexes: tetracoordinate (NacNac<sup>Mes</sup>)Ln(BIAN<sup>dipp</sup>) (Ln = Dy (<b>1</b>), Er (<b>2</b>) and Y (<b>3</b>)) and pentacoordinate (NacNac<sup>Mes</sup>)Ln(AP<sup>dipp</sup>)(THF) (Ln = Dy (<b>4</b>), Er (<b>5</b>) and Y (<b>6</b>)). The first three compounds were prepared by the reaction of [(BIAN<sup>Dipp</sup>)LnI] with potassium β-diketiminate. The salt metathesis of β-diketiminato-supported rare earth dichlorides (NacNac<sup>Mes</sup>)LnCl<sub>2</sub>(THF)<sub>2</sub> with sodium o-amidophenolate results in compounds <b>4</b>-<b>6</b>. The crystal structures of complexes <b>1</b>-<b>6</b> were determined by single-crystal analysis. The combination of bulky monoanionic N-mesityl-substituted β-diketiminates with sterically hindered redox-active ligands led to the very low coordination numbers of rare earths and strong distortion of the chelate ligands.","dates":{"release":"2023-01-01T00:00:00Z","publication":"2023 Feb","modification":"2025-04-19T07:37:48.621Z","creation":"2025-02-18T23:57:49.564Z"},"accession":"S-EPMC9965685","cross_references":{"pubmed":["36838980"],"doi":["10.3390/molecules28041994"]}}