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Schwitalla K, Klimek J, Greven T, Schmidtmann M, Beckhaus R. Syntheses, Characterization, and Redox Activity of Ferrocene-Containing Titanium Complexes. ACS OMEGA 2024; 9:29017-29024. [PMID: 38973898 PMCID: PMC11223194 DOI: 10.1021/acsomega.4c04332] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 05/07/2024] [Revised: 06/07/2024] [Accepted: 06/13/2024] [Indexed: 07/09/2024]
Abstract
The chemistry of bis(π-η5:σ-η1-pentafulvene)titanium complexes is characterized by a broad range of E-H activation and Ti-C functionalization reactions, whereas ferrocene derivatives are easily accessible and redox-active compounds. The reaction of ferrocenealdehyde and -ketones with bis(π-η5:σ-η1-pentafulvene)titanium complexes result in the formation of bimetallic complexes via insertion of the C=O double bond of the aldehyde/ketone into the Ti-Cexo bond of the pentafulvene moiety. The reaction of bis(π-η5:σ-η1-pentafulvene)titanium complexes with ferrocenyl alcohols leads to alcoholate complexes via deprotonation of the OH group by the pentafulvene ligand. Because of the one remaining pentafulvene unit, further functionalization of the complexes is possible. In this work, we proceeded with 1,1'-bifunctionalized ferrocene derivatives for intramolecular follow-up reactions. 1,1'-Ferrocenedimethanol reacts with bis(π-η5:σ-η1-pentafulvene)titanium complexes in a double O-H deprotonation reaction to yield the dialcoholate complex. 1,1'-bis(phenylphosphine)ferrocene reacts differently as the double P-H deprotonation reaction results in the formation of a P-P linked phosphine. Therefore, we studied the reactivity of 1,1'-bis(phenylphosphine)ferrocene toward Rosenthal's reagent. As Rosenthal's reagent is regarded as a masked titanocene(II) species, it undergoes redox reactions toward H-acidic substrates, forming a paramagnetic Ti(III) complex.
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Affiliation(s)
- Kevin Schwitalla
- Institut für Chemie, Carl von Ossietzky Universität Oldenburg, D-26111 Oldenburg, Federal Republic of Germany
| | - Justin Klimek
- Institut für Chemie, Carl von Ossietzky Universität Oldenburg, D-26111 Oldenburg, Federal Republic of Germany
| | - Tobias Greven
- Institut für Chemie, Carl von Ossietzky Universität Oldenburg, D-26111 Oldenburg, Federal Republic of Germany
| | - Marc Schmidtmann
- Institut für Chemie, Carl von Ossietzky Universität Oldenburg, D-26111 Oldenburg, Federal Republic of Germany
| | - Rüdiger Beckhaus
- Institut für Chemie, Carl von Ossietzky Universität Oldenburg, D-26111 Oldenburg, Federal Republic of Germany
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Kadafour ANW, Bala MD. Structural characterization of a square planar Ni(II) complex and its application as a catalyst for the transfer hydrogenation of ketones. J COORD CHEM 2021. [DOI: 10.1080/00958972.2021.2007890] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/19/2022]
Affiliation(s)
| | - Muhammad D. Bala
- School of Chemistry & Physics, University of KwaZulu-Natal, Durban, South Africa
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Abstract
AbstractNickel-catalyzed cross-coupling and photoredox catalytic reactions has found widespread utilities in organic synthesis. Redox processes are key intermediate steps in many catalytic cycles. As a result, it is pertinent to measure and document the redox potentials of various nickel species as precatalysts, catalysts, and intermediates. The redox potentials of a transition-metal complex are governed by its oxidation state, ligand, and the solvent environment. This article tabulates experimentally measured redox potentials of nickel complexes supported on common ligands under various conditions. This review article serves as a versatile tool to help synthetic organic and organometallic chemists evaluate the feasibility and kinetics of redox events occurring at the nickel center, when designing catalytic reactions and preparing nickel complexes.1 Introduction1.1 Scope1.2 Measurement of Formal Redox Potentials1.3 Redox Potentials in Nonaqueous Solution2 Redox Potentials of Nickel Complexes2.1 Redox Potentials of (Phosphine)Ni Complexes2.2 Redox Potentials of (Nitrogen)Ni Complexes2.3 Redox Potentials of (NHC)Ni Complexes
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Zampino D, Pedotti S, Ussia M, Dattilo S, Mancuso M, Zaccone R, Patti A. Preparation, characterization, and antimicrobial activity of ferrocene‐containing polymeric materials. J Appl Polym Sci 2021. [DOI: 10.1002/app.49852] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/13/2023]
Affiliation(s)
- Daniela Zampino
- CNR—Istituto per i Polimeri, Compositi e Biomateriali Catania Italy
| | - Sonia Pedotti
- CNR—Istituto di Chimica Biomolecolare, Catania, Italy Catania Italy
| | - Martina Ussia
- CNR—Istituto per i Polimeri, Compositi e Biomateriali Catania Italy
- CNR—Istituto per la Microelettronica e Microsistemi (c/o Dipartimento di Fisica Università Catania) Catania Italy
| | - Sandro Dattilo
- CNR—Istituto per i Polimeri, Compositi e Biomateriali Catania Italy
| | - Monique Mancuso
- CNR—Istituto per le Risorse Biologiche e le Biotecnologie Marine Messina Italy
| | | | - Angela Patti
- CNR—Istituto di Chimica Biomolecolare, Catania, Italy Catania Italy
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Aslan H, Öktemer A, Dal H, Hökelek T. Synthesis of ferrocene substituted dihydrofuran derivatives via manganese(III) acetate mediated radical addition-cyclization reactions. Tetrahedron 2017. [DOI: 10.1016/j.tet.2017.11.015] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/01/2023]
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Ibáñez S, Poyatos M, Dawe LN, Gusev D, Peris E. Ferrocenyl-Imidazolylidene Ligand for Redox-Switchable Gold-Based Catalysis. A Detailed Study on the Redox-Switching Abilities of the Ligand. Organometallics 2016. [DOI: 10.1021/acs.organomet.6b00517] [Citation(s) in RCA: 59] [Impact Index Per Article: 7.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]
Affiliation(s)
- Susana Ibáñez
- Instituto
de Materiales Avanzados (INAM), Universitat Jaume I, Avenida Vicente
Sos Baynat, 12071 Castellón, Spain
| | - Macarena Poyatos
- Instituto
de Materiales Avanzados (INAM), Universitat Jaume I, Avenida Vicente
Sos Baynat, 12071 Castellón, Spain
| | - Louise N. Dawe
- Department
of Chemistry and Biochemistry, Wilfrid Laurier University, Waterloo, Ontario N2L 3C5, Canada
| | - Dmitry Gusev
- Department
of Chemistry and Biochemistry, Wilfrid Laurier University, Waterloo, Ontario N2L 3C5, Canada
| | - Eduardo Peris
- Instituto
de Materiales Avanzados (INAM), Universitat Jaume I, Avenida Vicente
Sos Baynat, 12071 Castellón, Spain
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Gichumbi JM, Friedrich HB, Omondi B. Application of arene ruthenium(II) complexes with pyridine-2-carboxaldimine ligands in the transfer hydrogenation of ketones. ACTA ACUST UNITED AC 2016. [DOI: 10.1016/j.molcata.2016.02.012] [Citation(s) in RCA: 39] [Impact Index Per Article: 4.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/22/2022]
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Shul'pina LS, Kudinov AR, Mandelli D, Carvalho WA, Kozlov YN, Vinogradov MM, Ikonnikov NS, Shul'pin GB. Oxidation of alkanes and benzene with hydrogen peroxide catalyzed by ferrocene in the presence of acids. J Organomet Chem 2015. [DOI: 10.1016/j.jorganchem.2015.02.002] [Citation(s) in RCA: 22] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/01/2022]
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Affiliation(s)
- Dong Wang
- ISM, Université de Bordeaux, 351 Cours de la Libération, 33405 Talence Cedex, France
| | - Didier Astruc
- ISM, Université de Bordeaux, 351 Cours de la Libération, 33405 Talence Cedex, France
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Catalytic activity of Ru/tetrahydropyrimidinium salts system for transfer hydrogenation reactions. Appl Organomet Chem 2015. [DOI: 10.1002/aoc.3322] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
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Yu S, Zhang Z, Yu Z, Shang Y. Novel isoxazoline ligand with ferrocene backbone: preparation and application in Heck reaction with water as solvent. Appl Organomet Chem 2014. [DOI: 10.1002/aoc.3176] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Shuyan Yu
- Key Laboratory of Functional Molecular Solids, Ministry of Education, Anhui Key Laboratory of Molecule-Based Materials, College of Chemistry and Materials Science; Anhui Normal University; Wuhu 241000 People's Republic of China
- Material and Chemical Engineering College; Zhengzhou University of Light Industry; Zhengzhou 450001 People's Republic of China
| | - Zhiqin Zhang
- Key Laboratory of Functional Molecular Solids, Ministry of Education, Anhui Key Laboratory of Molecule-Based Materials, College of Chemistry and Materials Science; Anhui Normal University; Wuhu 241000 People's Republic of China
| | - Zhiyu Yu
- Key Laboratory of Functional Molecular Solids, Ministry of Education, Anhui Key Laboratory of Molecule-Based Materials, College of Chemistry and Materials Science; Anhui Normal University; Wuhu 241000 People's Republic of China
| | - Yongjia Shang
- Key Laboratory of Functional Molecular Solids, Ministry of Education, Anhui Key Laboratory of Molecule-Based Materials, College of Chemistry and Materials Science; Anhui Normal University; Wuhu 241000 People's Republic of China
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Bala MD, Ikhile MI. Application of three-legged piano-stool cyclopentadienyl-N-heterocyclic carbene iron(II) complexes as in situ catalysts for the transfer hydrogenation of ketones. ACTA ACUST UNITED AC 2014. [DOI: 10.1016/j.molcata.2014.01.016] [Citation(s) in RCA: 37] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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