Phosphine Functionalized Cp<sup>C</sup> Ligands and Their Metal Complexes
Simple nucleophilic aliphatic substitution gives access to mono- and diphosphine ligands with a Cp<sup>C</sup> group in the backbone. The monophosphine ligand coordinates to gold(I) via the phosphine site, to thallium(I) via the cyclopentadienyl site and to ruthenium(II) via a combinatio...
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MDPI AG
2023-04-01
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Online Access: | https://www.mdpi.com/2624-8549/5/2/62 |
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author | Florian Nährig Yu Sun Werner R. Thiel |
author_facet | Florian Nährig Yu Sun Werner R. Thiel |
author_sort | Florian Nährig |
collection | DOAJ |
description | Simple nucleophilic aliphatic substitution gives access to mono- and diphosphine ligands with a Cp<sup>C</sup> group in the backbone. The monophosphine ligand coordinates to gold(I) via the phosphine site, to thallium(I) via the cyclopentadienyl site and to ruthenium(II) via a combination of both, resulting in an <i>ansa</i>-type structure. Coordination with the cyclopentadiene site is not possible for the diphosphine ligand. In this case, monodentate coordination to gold(I) and bidentate coordination to the [PdCl(μ<sup>2</sup>-Cl)]<sub>2</sub>, the [Rh(CO)(μ<sup>2</sup>-Cl)]<sub>2</sub>, and the Rh(CO)Cl fragment is observed, showing the variability in coordination modes possible for the long-chain diphosphine ligand. Ligands and complexes were characterized by means of NMR and IR spectroscopy, elemental analysis and X-ray structure analysis. |
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spelling | doaj.art-f9c3c112b9924548a2627f02d4d61d992023-11-18T09:45:22ZengMDPI AGChemistry2624-85492023-04-015291293310.3390/chemistry5020062Phosphine Functionalized Cp<sup>C</sup> Ligands and Their Metal ComplexesFlorian Nährig0Yu Sun1Werner R. Thiel2Fachbereich Chemie, RPTU Kaiserslautern-Landau, Erwin-Schrödinger-Straße 54, 67663 Kaiserslautern, GermanyFachbereich Chemie, RPTU Kaiserslautern-Landau, Erwin-Schrödinger-Straße 54, 67663 Kaiserslautern, GermanyFachbereich Chemie, RPTU Kaiserslautern-Landau, Erwin-Schrödinger-Straße 54, 67663 Kaiserslautern, GermanySimple nucleophilic aliphatic substitution gives access to mono- and diphosphine ligands with a Cp<sup>C</sup> group in the backbone. The monophosphine ligand coordinates to gold(I) via the phosphine site, to thallium(I) via the cyclopentadienyl site and to ruthenium(II) via a combination of both, resulting in an <i>ansa</i>-type structure. Coordination with the cyclopentadiene site is not possible for the diphosphine ligand. In this case, monodentate coordination to gold(I) and bidentate coordination to the [PdCl(μ<sup>2</sup>-Cl)]<sub>2</sub>, the [Rh(CO)(μ<sup>2</sup>-Cl)]<sub>2</sub>, and the Rh(CO)Cl fragment is observed, showing the variability in coordination modes possible for the long-chain diphosphine ligand. Ligands and complexes were characterized by means of NMR and IR spectroscopy, elemental analysis and X-ray structure analysis.https://www.mdpi.com/2624-8549/5/2/62cyclopentadienyl ligandphosphine ligandrhodiumpalladiumgoldthallium |
spellingShingle | Florian Nährig Yu Sun Werner R. Thiel Phosphine Functionalized Cp<sup>C</sup> Ligands and Their Metal Complexes Chemistry cyclopentadienyl ligand phosphine ligand rhodium palladium gold thallium |
title | Phosphine Functionalized Cp<sup>C</sup> Ligands and Their Metal Complexes |
title_full | Phosphine Functionalized Cp<sup>C</sup> Ligands and Their Metal Complexes |
title_fullStr | Phosphine Functionalized Cp<sup>C</sup> Ligands and Their Metal Complexes |
title_full_unstemmed | Phosphine Functionalized Cp<sup>C</sup> Ligands and Their Metal Complexes |
title_short | Phosphine Functionalized Cp<sup>C</sup> Ligands and Their Metal Complexes |
title_sort | phosphine functionalized cp sup c sup ligands and their metal complexes |
topic | cyclopentadienyl ligand phosphine ligand rhodium palladium gold thallium |
url | https://www.mdpi.com/2624-8549/5/2/62 |
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