1
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Heinl S, Peresypkina E, Kremer W, Scheer M. A lens-shaped supramolecule based on the bulky pentaphosphaferrocene [Cp BIGFe(η 5-P 5)] and CuBr 2. Chem Commun (Camb) 2023; 59:10263-10266. [PMID: 37534857 DOI: 10.1039/d3cc03244b] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 08/04/2023]
Abstract
Besides inherent fullerene-like hollow spheres, the metallasupramolecular chemistry of pentaphosphaferrocenes and CuBr2 afforded a conceptually new product, a compact 3.2 nm sized supramolecule [{1d}6(CuBr)32(CH3CN)6] formed by six largest pentaphosphaferrocene units [CpBIGFe(η5-P5)] (1d: CpBIG = η5-C5(4-nBuC6H4)5) so far and a framework of 32 copper and 32 bromide ions.
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Affiliation(s)
- Sebastian Heinl
- Institute of Inorganic Chemistry, University of Regensburg, Universitätsstraße 31, Regensburg 93040, Germany.
| | - Eugenia Peresypkina
- Institute of Inorganic Chemistry, University of Regensburg, Universitätsstraße 31, Regensburg 93040, Germany.
| | - Werner Kremer
- Institute of Biophysics and Physical Biochemistry, University of Regensburg, Universitätsstraße 31, Regensburg 93040, Germany
| | - Manfred Scheer
- Institute of Inorganic Chemistry, University of Regensburg, Universitätsstraße 31, Regensburg 93040, Germany.
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2
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Münzfeld L, Hauser A, Hädinger P, Weigend F, Roesky PW. The Archetypal Homoleptic Lanthanide Quadruple-Decker-Synthesis, Mechanistic Studies, and Quantum Chemical Investigations. Angew Chem Int Ed Engl 2021; 60:24493-24499. [PMID: 34486795 PMCID: PMC8596981 DOI: 10.1002/anie.202111227] [Citation(s) in RCA: 10] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/19/2021] [Indexed: 12/26/2022]
Abstract
Reduction of [SmIII (COT1,4-SiiPr3 )(BH4 )(thf)] (COT1,4-SiiPr3 =1,4-(i Pr3 Si)3 C8 H6 ) with KC8 resulted in [SmIII/II/III (COT1,4-SiiPr3 )4 ], the first example of a homoleptic lanthanide quadruple-decker. As indicated by an analysis of the bond metrics in the solid-state, the inner Sm ion is present in the divalent oxidation state, while the outer ones are trivalent. This observation could be confirmed by quantum chemical calculations. Mechanistic studies revealed not only insight into possible formation pathways of [SmIII/II/III (COT1,4-SiiPr3 )4 ] but also resulted in the transformation to other mixed metal sandwich complexes with unique structural properties. These are the 1D-polymeric chain structured [KSmIII (COT1,4-SiiPr3 )]n and the hexametallic species [(tol)K(COT1,4-SiiPr3 )SmII (COT1,4-SiiPr3 )K]2 which were initially envisioned as possible building blocks as part of different retrosynthetically guided pathways that we developed.
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Affiliation(s)
- Luca Münzfeld
- Institute of Inorganic ChemistryKarlsruhe Institute of TechnologyEngesserstrasse 1576131KarlsruheGermany
| | - Adrian Hauser
- Institute of Inorganic ChemistryKarlsruhe Institute of TechnologyEngesserstrasse 1576131KarlsruheGermany
| | - Pauline Hädinger
- Institute of Inorganic ChemistryKarlsruhe Institute of TechnologyEngesserstrasse 1576131KarlsruheGermany
| | - Florian Weigend
- Fachbereich ChemiePhilipps-Universität MarburgHans-Meerwein-Strasse 435032MarburgGermany
| | - Peter W. Roesky
- Institute of Inorganic ChemistryKarlsruhe Institute of TechnologyEngesserstrasse 1576131KarlsruheGermany
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3
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Münzfeld L, Hauser A, Hädinger P, Weigend F, Roesky PW. The Archetypal Homoleptic Lanthanide Quadruple‐Decker—Synthesis, Mechanistic Studies, and Quantum Chemical Investigations. Angew Chem Int Ed Engl 2021. [DOI: 10.1002/ange.202111227] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
Affiliation(s)
- Luca Münzfeld
- Institute of Inorganic Chemistry Karlsruhe Institute of Technology Engesserstrasse 15 76131 Karlsruhe Germany
| | - Adrian Hauser
- Institute of Inorganic Chemistry Karlsruhe Institute of Technology Engesserstrasse 15 76131 Karlsruhe Germany
| | - Pauline Hädinger
- Institute of Inorganic Chemistry Karlsruhe Institute of Technology Engesserstrasse 15 76131 Karlsruhe Germany
| | - Florian Weigend
- Fachbereich Chemie Philipps-Universität Marburg Hans-Meerwein-Strasse 4 35032 Marburg Germany
| | - Peter W. Roesky
- Institute of Inorganic Chemistry Karlsruhe Institute of Technology Engesserstrasse 15 76131 Karlsruhe Germany
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4
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Organometallic polyphosphorus complexes as diversified building blocks in coordination chemistry. Coord Chem Rev 2021. [DOI: 10.1016/j.ccr.2021.213995] [Citation(s) in RCA: 12] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/27/2022]
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5
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Piesch M, Reichl S, Riesinger C, Seidl M, Balazs G, Scheer M. Redox Chemistry of Heterobimetallic Polypnictogen Triple-Decker Complexes - Rearrangement, Fragmentation and Transfer. Chemistry 2021; 27:9129-9140. [PMID: 33857335 PMCID: PMC8360055 DOI: 10.1002/chem.202100844] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/07/2021] [Indexed: 12/22/2022]
Abstract
The redox chemistry of the heterobimetallic triple‐decker complexes [(Cp*Fe)(Cp′′′Co)(μ,η5:η4‐E5)] (E=P (1), As (2), Cp*=1,2,3,4,5‐pentamethyl‐cyclopentadienyl, Cp′′′=1,2,4‐tri‐tertbutyl‐cyclopentadienyl) and [(Cp′′′Co)(Cp′′′Ni)(μ,η3:η3‐E3)] (E=P (10), As (11)) was investigated. Compound 1 and 2 could be oxidized to the monocations 3 and 4 and further to the dications 5 and 6, while the initially folded cyclo‐E5 ligand planarizes upon oxidation. The reduction leads to an opposite change in the geometry of the middle deck, which is now folded stronger into the direction of the other metal fragment (formation of monoanions 7 and 8). For the arsenic compound 8, a different behavior is found since a fragmentation into an As6 (9) and As3 ligand complex occurs. The Co and Ni triple‐decker complexes 10 and 11 can be oxidized initially to the heterometallic monocations 12 and 13, which are not stable in solution and convert selectively into the homometallic nickel complexes 14 and 15 and the cobalt complexes 16 and 17. This behavior was further proven by the oxidation of [(Cp′′′Co)(Cp′′Ni)(μ,η3:η2‐P3)] (19, Cp′′=1,3‐di‐tertbutyl‐cyclopentadienyl) comprising two different Cp ligands. The transfer of {CpRM} fragments can be suppressed when a {W(CO)5} unit is coordinated to the P3 ligand (20) prior to the oxidation and the mixed cobalt and nickel cation 21 can be isolated. The reduction of 10 and 11 yields the heterometallic monoanions 22 and 23, where no transfer of the {CpRM} fragments is observed.
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Affiliation(s)
- Martin Piesch
- Institut für Anorganische Chemie, Universität Regensburg, 93040, Regensburg, Germany
| | - Stephan Reichl
- Institut für Anorganische Chemie, Universität Regensburg, 93040, Regensburg, Germany
| | - Christoph Riesinger
- Institut für Anorganische Chemie, Universität Regensburg, 93040, Regensburg, Germany
| | - Michael Seidl
- Institut für Anorganische Chemie, Universität Regensburg, 93040, Regensburg, Germany
| | - Gabor Balazs
- Institut für Anorganische Chemie, Universität Regensburg, 93040, Regensburg, Germany
| | - Manfred Scheer
- Institut für Anorganische Chemie, Universität Regensburg, 93040, Regensburg, Germany
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6
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Heinl C, Peresypkina E, Balázs G, Mädl E, Virovets AV, Scheer M. The Missing Parent Compound [(C 5 H 5 )Fe(η 5 -P 5 )]: Synthesis, Characterization, Coordination Behavior and Encapsulation. Chemistry 2021; 27:7542-7548. [PMID: 33543820 PMCID: PMC8252565 DOI: 10.1002/chem.202100203] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/19/2021] [Indexed: 12/02/2022]
Abstract
The so far missing parent compound of the large family of pentaphosphaferrocenes [CpFe(η5 -P5 )] (1 b) was synthesized by the thermolysis of [CpFe(CO)2 ]2 with P4 using the very high-boiling solvent diisopropylbenzene. It was comprehensively characterized by, inter alia, NMR spectroscopy, single crystal X-ray structure analysis, cyclic voltammetry and DFT computations. Moreover, its coordination behavior towards CuI halides was explored, revealing the unprecedented 2D polymeric networks [{CpFe(η5:1:1:1:1 -P5 )}Cu2 (μ-X)2 ]n (2 a: X=Cl, 2 b: X=Br) and [{CpFe(η5:1:1 -P5 )}Cu(μ-I)]n (3) and even the first cyclo-P5 -containing 3D coordination polymer [{CpFe(η5:1:1 -P5 )}Cu(μ-I)]n (4). The sandwich complex 1 b can also be incorporated in nano-sized supramolecules based on [Cp*Fe(η5 -P5 )] (1 a) and CuX (X=Cl, Br, I): [CpFe(η5 -P5 )]@[{Cp*Fe(η5 -P5 )}12 (CuX)20-n ] (5 a: X=Cl, n=2.4; 5 b: X=Br, n=2.4; 5 c: X=I, n=0.95). Thereby, the formation of the CuI-containing fullerene-like sphere 5 c is found for the first time.
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Affiliation(s)
- Claudia Heinl
- Institut für Anorganische ChemieUniversität Regensburg93040RegensburgGermany
| | - Eugenia Peresypkina
- Institut für Anorganische ChemieUniversität Regensburg93040RegensburgGermany
| | - Gábor Balázs
- Institut für Anorganische ChemieUniversität Regensburg93040RegensburgGermany
| | - Eric Mädl
- Institut für Anorganische ChemieUniversität Regensburg93040RegensburgGermany
| | | | - Manfred Scheer
- Institut für Anorganische ChemieUniversität Regensburg93040RegensburgGermany
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7
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Brake H, Peresypkina E, Virovets AV, Piesch M, Kremer W, Zimmermann L, Klimas C, Scheer M. Iodination of cyclo-E 5 -Complexes (E=P, As). Angew Chem Int Ed Engl 2020; 59:16241-16246. [PMID: 32463937 PMCID: PMC7540426 DOI: 10.1002/anie.202004812] [Citation(s) in RCA: 13] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/02/2020] [Revised: 05/26/2020] [Indexed: 02/04/2023]
Abstract
In a high‐yield one‐pot synthesis, the reactions of [Cp*M(η5‐P5)] (M=Fe (1), Ru (2)) with I2 resulted in the selective formation of [Cp*MP6I6]+ salts (3, 4). The products comprise unprecedented all‐cis tripodal triphosphino‐cyclotriphosphine ligands. The iodination of [Cp*Fe(η5‐As5)] (6) gave, in addition to [Fe(CH3CN)6]2+ salts of the rare [As6I8]2− (in 7) and [As4I14]2− (in 8) anions, the first di‐cationic Fe‐As triple decker complex [(Cp*Fe)2(μ,η5:5‐As5)][As6I8] (9). In contrast, the iodination of [Cp*Ru(η5‐As5)] (10) did not result in the full cleavage of the M−As bonds. Instead, a number of dinuclear complexes were obtained: [(Cp*Ru)2(μ,η5:5‐As5)][As6I8]0.5 (11) represents the first Ru‐As5 triple decker complex, thus completing the series of monocationic complexes [(CpRM)2(μ,η5:5‐E5)]+ (M=Fe, Ru; E=P, As). [(Cp*Ru)2As8I6] (12) crystallizes as a racemic mixture of both enantiomers, while [(Cp*Ru)2As4I4] (13) crystallizes as a symmetric and an asymmetric isomer and features a unique tetramer of {AsI} arsinidene units as a middle deck.
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Affiliation(s)
- Helena Brake
- Institute of Inorganic Chemistry, University of Regensburg, 93040, Regensburg, Germany
| | - Eugenia Peresypkina
- Institute of Inorganic Chemistry, University of Regensburg, 93040, Regensburg, Germany
| | - Alexander V Virovets
- Institute of Inorganic Chemistry, University of Regensburg, 93040, Regensburg, Germany
| | - Martin Piesch
- Institute of Inorganic Chemistry, University of Regensburg, 93040, Regensburg, Germany
| | - Werner Kremer
- Institute of Biophysics and Physical Biochemistry, University of Regensburg, 93040, Regensburg, Germany
| | - Lisa Zimmermann
- Institute of Inorganic Chemistry, University of Regensburg, 93040, Regensburg, Germany
| | - Christian Klimas
- Institute of Inorganic Chemistry, University of Regensburg, 93040, Regensburg, Germany
| | - Manfred Scheer
- Institute of Inorganic Chemistry, University of Regensburg, 93040, Regensburg, Germany
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8
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Brake H, Peresypkina E, Virovets AV, Piesch M, Kremer W, Zimmermann L, Klimas C, Scheer M. Die Iodierung von
cyclo
‐E
5
‐Komplexen (E=P, As). Angew Chem Int Ed Engl 2020. [DOI: 10.1002/ange.202004812] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/13/2023]
Affiliation(s)
- Helena Brake
- Institut für Anorganische Chemie Universität Regensburg 93040 Regensburg Deutschland
| | - Eugenia Peresypkina
- Institut für Anorganische Chemie Universität Regensburg 93040 Regensburg Deutschland
| | - Alexander V. Virovets
- Institut für Anorganische Chemie Universität Regensburg 93040 Regensburg Deutschland
| | - Martin Piesch
- Institut für Anorganische Chemie Universität Regensburg 93040 Regensburg Deutschland
| | - Werner Kremer
- Institut für Biophysik und Physikalische Biochemie Universität Regensburg 93040 Regensburg Deutschland
| | - Lisa Zimmermann
- Institut für Anorganische Chemie Universität Regensburg 93040 Regensburg Deutschland
| | - Christian Klimas
- Institut für Anorganische Chemie Universität Regensburg 93040 Regensburg Deutschland
| | - Manfred Scheer
- Institut für Anorganische Chemie Universität Regensburg 93040 Regensburg Deutschland
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9
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Hierlmeier G, Coburger P, Leest NP, Bruin B, Wolf R. Aufbau‐ und Abbaureaktionen von weißem Phosphor induziert durch N‐heterocyclische Carbenkomplexe von Nickel(0). Angew Chem Int Ed Engl 2020. [DOI: 10.1002/ange.202004020] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
Affiliation(s)
- Gabriele Hierlmeier
- Universität Regensburg Institut für Anorganische Chemie 93040 Regensburg Deutschland
| | - Peter Coburger
- Universität Regensburg Institut für Anorganische Chemie 93040 Regensburg Deutschland
| | - Nicolaas P. Leest
- University of Amsterdam van 't Hoff Institute for Molecular Sciences Science Park 904 1098 XH Amsterdam Niederlande
| | - Bas Bruin
- University of Amsterdam van 't Hoff Institute for Molecular Sciences Science Park 904 1098 XH Amsterdam Niederlande
| | - Robert Wolf
- Universität Regensburg Institut für Anorganische Chemie 93040 Regensburg Deutschland
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10
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Hierlmeier G, Coburger P, van Leest NP, de Bruin B, Wolf R. Aggregation and Degradation of White Phosphorus Mediated by N-Heterocyclic Carbene Nickel(0) Complexes. Angew Chem Int Ed Engl 2020; 59:14148-14153. [PMID: 32348622 PMCID: PMC7496536 DOI: 10.1002/anie.202004020] [Citation(s) in RCA: 14] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/18/2020] [Indexed: 11/21/2022]
Abstract
The reaction of zerovalent nickel compounds with white phosphorus (P4) is a barely explored route to binary nickel phosphide clusters. Here, we show that coordinatively and electronically unsaturated N‐heterocyclic carbene (NHC) nickel(0) complexes afford unusual cluster compounds with P1, P3, P5 and P8 units. Using [Ni(IMes)2] [IMes=1,3‐bis(2,4,6‐trimethylphenyl)imidazolin‐2‐ylidene], electron‐deficient Ni3P4 and Ni3P6 clusters have been isolated, which can be described as superhypercloso and hypercloso clusters according to the Wade–Mingos rules. Use of the bulkier NHC complexes [Ni(IPr)2] or [(IPr)Ni(η6‐toluene)] [IPr=1,3‐bis(2,6‐diisopropylphenyl)imidazolin‐2‐ylidene] affords a closo‐Ni3P8 cluster. Inverse‐sandwich complexes [(NHC)2Ni2P5] (NHC=IMes, IPr) with an aromatic cyclo‐P5− ligand were identified as additional products.
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Affiliation(s)
- Gabriele Hierlmeier
- Universität Regensburg, Institut für Anorganische Chemie, 93040, Regensburg, Germany
| | - Peter Coburger
- Universität Regensburg, Institut für Anorganische Chemie, 93040, Regensburg, Germany
| | - Nicolaas P van Leest
- University of Amsterdam, van 't Hoff Institute for Molecular Sciences, Science Park 904, 1098 XH, Amsterdam, The Netherlands
| | - Bas de Bruin
- University of Amsterdam, van 't Hoff Institute for Molecular Sciences, Science Park 904, 1098 XH, Amsterdam, The Netherlands
| | - Robert Wolf
- Universität Regensburg, Institut für Anorganische Chemie, 93040, Regensburg, Germany
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11
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Elsayed Moussa M, Welsch S, Dütsch L, Piesch M, Reichl S, Seidl M, Scheer M. The Triple-Decker Complex [Cp*Fe(µ,η⁵:η⁵-P₅)Mo(CO)₃] as a Building Block in Coordination Chemistry. Molecules 2019; 24:molecules24020325. [PMID: 30658411 PMCID: PMC6358725 DOI: 10.3390/molecules24020325] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/19/2018] [Revised: 01/11/2019] [Accepted: 01/12/2019] [Indexed: 12/14/2022] Open
Abstract
Although the triple-decker complex [Cp*Fe(µ,η5:η5-P5)Mo(CO)3] (2) was first reported 26 years ago, its reactivity has not yet been explored. Herein, we report a new high-yielding synthesis of 2 and the isolation of its new polymorph (2’). In addition, we study its reactivity towards AgI and CuI ions. The reaction of 2 with Ag[BF4] selectively produces the coordination compound [Ag{Cp*Fe(µ,η5:η5-P5)Mo(CO)3}2][BF4] (3). Its reaction with Ag[TEF] and Cu[TEF] ([TEF]− = [Al{OC(CF3)3}4]−) leads to the selective formation of the complexes [Ag{Cp*Fe(µ,η5:η5-P5)Mo(CO)3}2][TEF] (4) and [Cu{Cp*Fe(µ,η5:η5-P5)Mo(CO)3}2][TEF] (5), respectively. The X-ray structures of compounds 3–5 each show an MI ion (MI = AgI, CuI) bridged by two P atoms from two triple-decker complexes (2). Additionally, four short MI···CO distances (two to each triple-decker complex 2) participate in stabilizing the coordination sphere of the MI ion. Evidently, the X-ray structure for compound 3 shows a weak interaction of the AgI ion with one fluorine atom of the counterion [BF4]−. Such an Ag···F interaction does not exist for compound 4. These findings demonstrate the possibility of using triple-decker complex 2 as a ligand in coordination chemistry and opening a new perspective in the field of supramolecular chemistry of transition metal compounds with phosphorus-rich complexes.
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Affiliation(s)
- Mehdi Elsayed Moussa
- Department of Inorganic Chemistry, University of Regensburg, 93040 Regensburg, Germany.
| | - Stefan Welsch
- Department of Inorganic Chemistry, University of Regensburg, 93040 Regensburg, Germany.
| | - Luis Dütsch
- Department of Inorganic Chemistry, University of Regensburg, 93040 Regensburg, Germany.
| | - Martin Piesch
- Department of Inorganic Chemistry, University of Regensburg, 93040 Regensburg, Germany.
| | - Stephan Reichl
- Department of Inorganic Chemistry, University of Regensburg, 93040 Regensburg, Germany.
| | - Michael Seidl
- Department of Inorganic Chemistry, University of Regensburg, 93040 Regensburg, Germany.
| | - Manfred Scheer
- Department of Inorganic Chemistry, University of Regensburg, 93040 Regensburg, Germany.
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12
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Loginov DA, Nelyubina YV, Kudinov AR. (C 4 Me 4 )Co-containing triple-decker complexes with bridging heterocyclic ligands. J Organomet Chem 2018. [DOI: 10.1016/j.jorganchem.2018.06.025] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/28/2022]
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13
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Loginov DA, Chamkin AA, Kharitonov VB, Sovdagarova ER, Nelyubina YV, Kudinov AR. (Indenyl)Iron Complex [(η5-indenyl)Fe(η-C6H6)]+: Synthesis, Arene Exchange Reactions and Bonding. ChemistrySelect 2017. [DOI: 10.1002/slct.201700747] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Affiliation(s)
- Dmitry A. Loginov
- A. N. Nesmeyanov Institute of Organoelement Compounds; Russian Academy of Sciences; ul. Vavilova 28 119991 Moscow Russian Federation
| | - Alexander A. Chamkin
- A. N. Nesmeyanov Institute of Organoelement Compounds; Russian Academy of Sciences; ul. Vavilova 28 119991 Moscow Russian Federation
| | - Vladimir B. Kharitonov
- A. N. Nesmeyanov Institute of Organoelement Compounds; Russian Academy of Sciences; ul. Vavilova 28 119991 Moscow Russian Federation
| | - Elizaveta R. Sovdagarova
- A. N. Nesmeyanov Institute of Organoelement Compounds; Russian Academy of Sciences; ul. Vavilova 28 119991 Moscow Russian Federation
| | - Yulia V. Nelyubina
- A. N. Nesmeyanov Institute of Organoelement Compounds; Russian Academy of Sciences; ul. Vavilova 28 119991 Moscow Russian Federation
| | - Alexander R. Kudinov
- A. N. Nesmeyanov Institute of Organoelement Compounds; Russian Academy of Sciences; ul. Vavilova 28 119991 Moscow Russian Federation
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14
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Heinl S, Balázs G, Bodensteiner M, Scheer M. Synthesis and characterization of manganese triple-decker complexes. Dalton Trans 2015; 45:1962-6. [PMID: 26098678 DOI: 10.1039/c5dt01750e] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
The use of the highly sterically demanding Cp(BIG) ligand (Cp(BIG) = C5(4-nBuC6H4)5) and white phosphorus (P4) enables the synthesis of new P-rich derivatives of the rare Pn ligand complexes of manganese. The obtained complexes, [{Cp(BIG)Mn}2(μ,η(5:5)-P5)] (2) and [{Cp(BIG)Mn}2(μ,η(2:2)-P2)2] (3), exhibit the highest number of P atoms in this class of manganese compounds identified by X-ray structure analyses. The EPR spectrum of the 29 VE triple-decker complex 2 shows one unpaired electron coupling with two 5/2 spin Mn nuclei.
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Affiliation(s)
- Sebastian Heinl
- University of Regensburg, Universitätsstr. 31, 93040 Regensburg, Germany.
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15
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Gardner BM, Tuna F, McInnes EJL, McMaster J, Lewis W, Blake AJ, Liddle ST. An Inverted-Sandwich Diuranium μ-η 5:η 5-Cyclo-P 5 Complex Supported by U-P 5 δ-Bonding. ANGEWANDTE CHEMIE (WEINHEIM AN DER BERGSTRASSE, GERMANY) 2015; 127:7174-7178. [PMID: 27478265 PMCID: PMC4955234 DOI: 10.1002/ange.201501728] [Citation(s) in RCA: 18] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 02/23/2015] [Revised: 03/13/2015] [Indexed: 11/24/2022]
Abstract
Reaction of [U(TrenTIPS)] [1, TrenTIPS=N(CH2CH2NSiiPr3)3] with 0.25 equivalents of P4 reproducibly affords the unprecedented actinide inverted sandwich cyclo-P5 complex [{U(TrenTIPS)}2(μ-η5:η5-cyclo-P5)] (2). All prior examples of cyclo-P5 are stabilized by d-block metals, so 2 shows that cyclo-P5 does not require d-block ions to be prepared. Although cyclo-P5 is isolobal to cyclopentadienyl, which usually bonds to metals via σ- and π-interactions with minimal δ-bonding, theoretical calculations suggest the principal bonding in the U(P5)U unit is polarized δ-bonding. Surprisingly, the characterization data are overall consistent with charge transfer from uranium to the cyclo-P5 unit to give a cyclo-P5 charge state that approximates to a dianionic formulation. This is ascribed to the larger size and superior acceptor character of cyclo-P5 compared to cyclopentadienyl, the strongly reducing nature of uranium(III), and the availability of uranium δ-symmetry 5f orbitals.
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Affiliation(s)
- Benedict M. Gardner
- School of Chemistry, University of Nottingham, University Park, Nottingham, NG7 2RD (UK)
| | - Floriana Tuna
- School of Chemistry and Photon Science Institute, University of Manchester, Oxford Road, Manchester, M13 9PL (UK)
| | - Eric J. L. McInnes
- School of Chemistry and Photon Science Institute, University of Manchester, Oxford Road, Manchester, M13 9PL (UK)
| | - Jonathan McMaster
- School of Chemistry, University of Nottingham, University Park, Nottingham, NG7 2RD (UK)
| | - William Lewis
- School of Chemistry, University of Nottingham, University Park, Nottingham, NG7 2RD (UK)
| | - Alexander J. Blake
- School of Chemistry, University of Nottingham, University Park, Nottingham, NG7 2RD (UK)
| | - Stephen T. Liddle
- School of Chemistry, University of Nottingham, University Park, Nottingham, NG7 2RD (UK)
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16
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Fleischmann M, Dütsch L, Moussa ME, Schindler A, Balázs G, Lescop C, Scheer M. Organometallic polyphosphorus and -arsenic ligands as linkers between pre-assembled linear Cu(I) fragments. Chem Commun (Camb) 2015; 51:2893-5. [PMID: 25582612 DOI: 10.1039/c4cc09845e] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A simple and straightforward synthesis of a new linear trinuclear Cu(I) cluster with polyphosphine ligands is presented. The reaction of this pre-organized Cu3 precursor with En ligand complexes (E = P, As; n = 2, 5) affords discrete complexes exhibiting end-on η(1)-coordination of the E2 ligands or one-dimensional coordination polymers featuring σ-1,3-bridging E5 rings, respectively.
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Affiliation(s)
- Martin Fleischmann
- Institute of Inorganic Chemistry, University of Regensburg, D-93040 Regensburg, Germany.
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17
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Gardner BM, Tuna F, McInnes EJL, McMaster J, Lewis W, Blake AJ, Liddle ST. An Inverted-Sandwich Diuranium μ-η(5):η(5)-Cyclo-P5 Complex Supported by U-P5 δ-Bonding. Angew Chem Int Ed Engl 2015; 54:7068-72. [PMID: 25914060 PMCID: PMC4517156 DOI: 10.1002/anie.201501728] [Citation(s) in RCA: 47] [Impact Index Per Article: 5.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/23/2015] [Revised: 03/13/2015] [Indexed: 11/19/2022]
Abstract
Reaction of [U(TrenTIPS)] [1, TrenTIPS=N(CH2CH2NSiiPr3)3] with 0.25 equivalents of P4 reproducibly affords the unprecedented actinide inverted sandwich cyclo-P5 complex [{U(TrenTIPS)}2(μ-η5:η5-cyclo-P5)] (2). All prior examples of cyclo-P5 are stabilized by d-block metals, so 2 shows that cyclo-P5 does not require d-block ions to be prepared. Although cyclo-P5 is isolobal to cyclopentadienyl, which usually bonds to metals via σ- and π-interactions with minimal δ-bonding, theoretical calculations suggest the principal bonding in the U(P5)U unit is polarized δ-bonding. Surprisingly, the characterization data are overall consistent with charge transfer from uranium to the cyclo-P5 unit to give a cyclo-P5 charge state that approximates to a dianionic formulation. This is ascribed to the larger size and superior acceptor character of cyclo-P5 compared to cyclopentadienyl, the strongly reducing nature of uranium(III), and the availability of uranium δ-symmetry 5f orbitals.
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Affiliation(s)
- Benedict M Gardner
- School of Chemistry, University of Nottingham, University Park, Nottingham, NG7 2RD (UK)
| | - Floriana Tuna
- School of Chemistry and Photon Science Institute, University of Manchester, Oxford Road, Manchester, M13 9PL (UK)
| | - Eric J L McInnes
- School of Chemistry and Photon Science Institute, University of Manchester, Oxford Road, Manchester, M13 9PL (UK)
| | - Jonathan McMaster
- School of Chemistry, University of Nottingham, University Park, Nottingham, NG7 2RD (UK)
| | - William Lewis
- School of Chemistry, University of Nottingham, University Park, Nottingham, NG7 2RD (UK)
| | - Alexander J Blake
- School of Chemistry, University of Nottingham, University Park, Nottingham, NG7 2RD (UK)
| | - Stephen T Liddle
- School of Chemistry, University of Nottingham, University Park, Nottingham, NG7 2RD (UK).
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18
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Heinl S, Balázs G, Scheer M. The Superbulky Pn Ligand Complexes [CpBIGFe(η5−P5)] and [(CpBIGFe)2(μ,η4:4-P4)]—Synthesis and Characterization. PHOSPHORUS SULFUR 2014. [DOI: 10.1080/10426507.2014.903489] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/25/2022]
Affiliation(s)
- Sebastian Heinl
- Institut für Anorganische Chemie, Universitätsstraße 31 93053, Regensburg
| | - Gábor Balázs
- Institut für Anorganische Chemie, Universitätsstraße 31 93053, Regensburg
| | - Manfred Scheer
- Institut für Anorganische Chemie, Universitätsstraße 31 93053, Regensburg
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19
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Fleischmann M, Welsch S, Krauss H, Schmidt M, Bodensteiner M, Peresypkina EV, Sierka M, Gröger C, Scheer M. Complexes of monocationic Group 13 elements with pentaphospha- and pentaarsaferrocene. Chemistry 2014; 20:3759-68. [PMID: 24615817 DOI: 10.1002/chem.201304466] [Citation(s) in RCA: 36] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/14/2013] [Indexed: 11/08/2022]
Abstract
Reactions of the sandwich complexes [Cp*Fe(η(5)-E5)] (Cp*=η(5)-C5Me5; E=P (1), As (2)) with the monovalent Group 13 metals Tl(+), In(+), and Ga(+) containing the weakly coordinating anion [TEF] ([TEF]=[Al{OC(CF3)3}4](-)) are described. Here, the one-dimensional coordination polymers [M(μ,η(5):η(1 -E5 FeCp*)3]n [TEF]n (E=P, M=Tl (3 a), In (3 b), Ga (3 c); E=As, M=Tl (4 a), In (4 b)) are obtained as sole products in good yields. All products were analyzed by single-crystal X-ray diffraction, revealing a similar assembly of the products with η(5)-bound E5 ligands and very weak σ-interactions between one P or As atom of the ring to the neighbored Group 13 metal cation. By exchanging the [TEF] anion of 4 a for the larger [FAl] anion ([FAl]=[FAl{OC6F10(C6F5)}3](-)), the coordination compound [Tl{(η(5)-As5)FeCp*}3][FAl] (5) without any σ-interactions of the As5-ring is obtained. All products are readily soluble in CH2 Cl2 and exhibit a dynamic coordination behavior in solution, which is supported by NMR spectroscopy and ESI-MS spectrometry as well as by osmometric molecular-weight determination. For a better understanding of the proceeding equilibrium DFT calculations of the cationic complexes were performed for the gas phase and in solution. Furthermore, the (31)P{(1)H} magic-angle spinning (MAS) NMR spectra of 3 a-c are presented and the first crystal structure of the starting material 2 was determined.
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Affiliation(s)
- Martin Fleischmann
- Institut für Anorganische Chemie, Universität Regensburg, 93040 Regensburg (Germany), Fax: (+49) 941-943-4439
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20
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Loginov DA, Vinogradov MM, Starikova ZA, Kudinov AR. Photochemical arene exchange in the iron dicarbollide complex [(η-9-SMe2-7,8-C2B9H10)Fe(η-C6H6)]+. Russ Chem Bull 2014. [DOI: 10.1007/s11172-013-0174-2] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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21
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Serrano-Ruiz M, Romerosa A, Lorenzo-Luis P. Elemental Phosphorus and Electromagnetic Radiation. Eur J Inorg Chem 2014. [DOI: 10.1002/ejic.201301361] [Citation(s) in RCA: 23] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
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22
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Muratov DV, Romanov AS, Timofeeva TV, Siebert W, Corsini M, Fedi S, Zanello P, Kudinov AR. Monocationic μ-Diborolyl Triple-Decker Complexes [CpCo(μ-1,3-C3B2Me5)M(ring)]+: Synthesis, Structures, and Electrochemistry. Organometallics 2013. [DOI: 10.1021/om400178n] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Dmitry V. Muratov
- Institute
of Organoelement Compounds, Russian Academy of Sciences, 119991 Moscow, Russian Federation
| | - Alexander S. Romanov
- Institute
of Organoelement Compounds, Russian Academy of Sciences, 119991 Moscow, Russian Federation
- Department of Natural Sciences, New Mexico Highlands University, Las Vegas, New Mexico 87701, United
States
| | - Tatiana V. Timofeeva
- Department of Natural Sciences, New Mexico Highlands University, Las Vegas, New Mexico 87701, United
States
| | - Walter Siebert
- Anorganisch-Chemisches Institut der Universität Heidelberg, 69120 Heidelberg, Germany
| | | | - Serena Fedi
- Dipartimento
di Chimica, Università di Siena, 53100 Siena, Italy
| | - Piero Zanello
- Dipartimento
di Chimica, Università di Siena, 53100 Siena, Italy
| | - Alexander R. Kudinov
- Institute
of Organoelement Compounds, Russian Academy of Sciences, 119991 Moscow, Russian Federation
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23
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Butovskiy MV, Balázs G, Bodensteiner M, Peresypkina EV, Virovets AV, Sutter J, Scheer M. Ferrocene and pentaphosphaferrocene: a comparative study regarding redox chemistry. Angew Chem Int Ed Engl 2013; 52:2972-6. [PMID: 23364883 DOI: 10.1002/anie.201209329] [Citation(s) in RCA: 64] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/21/2012] [Indexed: 11/08/2022]
Affiliation(s)
- Mikhail V Butovskiy
- Institut für Anorganische Chemie der Universität Regensburg, 93040 Regensburg, Germany
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24
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Butovskiy MV, Balázs G, Bodensteiner M, Peresypkina EV, Virovets AV, Sutter J, Scheer M. Ferrocen und Pentaphosphaferrocen - eine vergleichende Studie zur Redoxchemie. Angew Chem Int Ed Engl 2013. [DOI: 10.1002/ange.201209329] [Citation(s) in RCA: 31] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
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25
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Knapp CM, Westcott BH, Raybould MAC, McGrady JE, Goicoechea JM. [Co(η5-P5){η2-P2H(mes)}]2-: a phospha-organometallic complex obtained by the transition-metal-mediated activation of the heptaphosphide trianion. Angew Chem Int Ed Engl 2012; 51:9097-100. [PMID: 22847864 DOI: 10.1002/anie.201203980] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/23/2012] [Revised: 06/15/2012] [Indexed: 11/07/2022]
Abstract
A carbon copy: The chemical activation of the heptaphosphide trianion with [Co(PEt(2)Ph)(2)(mes)(2)] (see picture; 1) yields the novel phospha-organometallic complex [Co(η(5)-P(5)){η(2)-P(2)H(mes)}](2-) (2). The reaction product maintains the nuclearity of the parent cluster, but extensive cage fragmentation takes place to yield a diamagnetic "inorganometallic" cobalt complex.
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26
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Knapp CM, Westcott BH, Raybould MAC, McGrady JE, Goicoechea JM. [Co(η5-P5){η2-P2H(mes)}]2−: A Phospha-Organometallic Complex Obtained by the Transition-Metal-Mediated Activation of the Heptaphosphide Trianion. Angew Chem Int Ed Engl 2012. [DOI: 10.1002/ange.201203980] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
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27
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Loginov DA, Pronin AA, Starikova ZA, Vologzhanina AV, Petrovskii PV, Kudinov AR. (Methoxyborole)cobalt Complexes – Synthesis, Structures and Bonding. Eur J Inorg Chem 2011. [DOI: 10.1002/ejic.201100603] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Dmitry A. Loginov
- A. N. Nesmeyanov Institute of Organoelement Compounds, Russian Academy of Science, 28 ul. Vavilova, 119991 Moscow, Russian Federation, Fax: +7‐499‐135‐5085
| | - Andrey A. Pronin
- A. N. Nesmeyanov Institute of Organoelement Compounds, Russian Academy of Science, 28 ul. Vavilova, 119991 Moscow, Russian Federation, Fax: +7‐499‐135‐5085
| | - Zoya A. Starikova
- A. N. Nesmeyanov Institute of Organoelement Compounds, Russian Academy of Science, 28 ul. Vavilova, 119991 Moscow, Russian Federation, Fax: +7‐499‐135‐5085
| | - Anna V. Vologzhanina
- A. N. Nesmeyanov Institute of Organoelement Compounds, Russian Academy of Science, 28 ul. Vavilova, 119991 Moscow, Russian Federation, Fax: +7‐499‐135‐5085
| | - Pavel V. Petrovskii
- A. N. Nesmeyanov Institute of Organoelement Compounds, Russian Academy of Science, 28 ul. Vavilova, 119991 Moscow, Russian Federation, Fax: +7‐499‐135‐5085
| | - Alexander R. Kudinov
- A. N. Nesmeyanov Institute of Organoelement Compounds, Russian Academy of Science, 28 ul. Vavilova, 119991 Moscow, Russian Federation, Fax: +7‐499‐135‐5085
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28
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Li T, Wiecko J, Pushkarevsky NA, Gamer MT, Köppe R, Konchenko SN, Scheer M, Roesky PW. Mixed-metal lanthanide-iron triple-decker complexes with a cyclo-P5 building block. Angew Chem Int Ed Engl 2011; 50:9491-5. [PMID: 21882304 DOI: 10.1002/anie.201102748] [Citation(s) in RCA: 68] [Impact Index Per Article: 5.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/20/2011] [Revised: 06/06/2011] [Indexed: 11/10/2022]
Affiliation(s)
- Tianshu Li
- Institut für Anorganische Chemie, Karlsruher Institut für Technologie (KIT), 76131 Karlsruhe, Germany
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29
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Li T, Wiecko J, Pushkarevsky NA, Gamer MT, Köppe R, Konchenko SN, Scheer M, Roesky PW. Gemischte Lanthanoid-Eisen-Tripeldeckerkomplexe mit einem cyclo-P5-Baustein. Angew Chem Int Ed Engl 2011. [DOI: 10.1002/ange.201102748] [Citation(s) in RCA: 32] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
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30
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31
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Loginov DA, Baravi ID, Artyushin OI, Starikova ZA, Petrovskii PV, Kudinov AR. Photochemical replacement of benzene in the tetramethylcyclopentadienyl complex of iron, [η-C5Me4H)Fe(η-C6H6)]+. Russ Chem Bull 2010. [DOI: 10.1007/s11172-010-0240-y] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
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32
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Caporali M, Gonsalvi L, Rossin A, Peruzzini M. P4 activation by late-transition metal complexes. Chem Rev 2010; 110:4178-235. [PMID: 20170154 DOI: 10.1021/cr900349u] [Citation(s) in RCA: 360] [Impact Index Per Article: 25.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Maria Caporali
- Istituto di Chimica dei Composti Organometallici, Consiglio Nazionale delle Ricerche (ICCOM-CNR), Via Madonna del Piano 10, 50019 Sesto Fiorentino (Firenze), Italy
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33
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34
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Kudinov AR, Zanello P, Herber RH, Loginov DA, Vinogradov MM, Vologzhanina AV, Starikova ZA, Corsini M, Giorgi G, Nowik I. Ferracarborane Benzene Complexes [(η-9-L-7,8-C2B9H10)Fe(η-C6H6)]+ (L = SMe2, NMe3): Synthesis, Reactivity, Electrochemistry, Mössbauer Effect Studies, and Bonding. Organometallics 2010. [DOI: 10.1021/om901085y] [Citation(s) in RCA: 37] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Alexander R. Kudinov
- Institute of Organoelement Compounds, Russian Academy of Sciences, 119991 Moscow, Russian Federation
| | - Piero Zanello
- Dipartimento di Chimica, Università di Siena, 53100 Siena, Italy
| | - Rolfe H. Herber
- Racah Institute of Physics, The Hebrew University, 91904 Jerusalem, Israel
| | - Dmitry A. Loginov
- Institute of Organoelement Compounds, Russian Academy of Sciences, 119991 Moscow, Russian Federation
| | - Mikhail M. Vinogradov
- Institute of Organoelement Compounds, Russian Academy of Sciences, 119991 Moscow, Russian Federation
| | - Anna V. Vologzhanina
- Institute of Organoelement Compounds, Russian Academy of Sciences, 119991 Moscow, Russian Federation
| | - Zoya A. Starikova
- Institute of Organoelement Compounds, Russian Academy of Sciences, 119991 Moscow, Russian Federation
| | | | - Gianluca Giorgi
- Dipartimento di Chimica, Università di Siena, 53100 Siena, Italy
| | - Israel Nowik
- Racah Institute of Physics, The Hebrew University, 91904 Jerusalem, Israel
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35
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Loginov DA, Vinogradov MM, Starikova ZA, Petrovskii PV, Holub J, Kudinov AR. Photochemical arene exchange in the ferracarborane complex [1-(η-C6H6)-12-ButNH-1,2,4,12-FeC3B8H10]+. Russ Chem Bull 2009. [DOI: 10.1007/s11172-008-0324-0] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/20/2022]
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36
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Loginov DA, Muratov DV, Kudinov AR. Triple-decker complexes with a central borole ligand C4H4BR. Russ Chem Bull 2009. [DOI: 10.1007/s11172-008-0001-3] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/21/2022]
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37
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Mutseneck EV, Wadepohl H, Kudinov AR, Siebert W. Cationic Triple‐Decker Complexes with a Bridging 4‐Borataborepine Ligand: Synthesis, Structure, and Bonding. Eur J Inorg Chem 2008. [DOI: 10.1002/ejic.200800008] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
Affiliation(s)
- Elena V. Mutseneck
- Anorganisch‐Chemisches Institut der Universität Heidelberg, Im Neuenheimer Feld 270, 69120 Heidelberg, Germany
- A. N. Nesmeyanov Institute of Organoelement Compounds, Russian Academy of Sciences, 28 ul. Vavilova, 119991 Moscow, GSP‐1, Russian Federation
| | - Hubert Wadepohl
- Anorganisch‐Chemisches Institut der Universität Heidelberg, Im Neuenheimer Feld 270, 69120 Heidelberg, Germany
| | - Alexander R. Kudinov
- A. N. Nesmeyanov Institute of Organoelement Compounds, Russian Academy of Sciences, 28 ul. Vavilova, 119991 Moscow, GSP‐1, Russian Federation
| | - Walter Siebert
- Anorganisch‐Chemisches Institut der Universität Heidelberg, Im Neuenheimer Feld 270, 69120 Heidelberg, Germany
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38
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Gómez-Ruiz S, Wolf R, Bauer S, Bittig H, Schisler A, Lönnecke P, Hey-Hawkins E. Coordination Chemistry of thecyclo-(P5tBu4)− Ion: Monomeric and Oligomeric Copper(I), Silver(I) and Gold(I) Complexes. Chemistry 2008; 14:4511-20. [DOI: 10.1002/chem.200800007] [Citation(s) in RCA: 39] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
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39
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Scheer M. The coordination chemistry of group 15 element ligand complexes—a developing area. Dalton Trans 2008:4372-86. [DOI: 10.1039/b718179p] [Citation(s) in RCA: 81] [Impact Index Per Article: 5.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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40
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Welsch S, Gregoriades L, Sierka M, Zabel M, Virovets A, Scheer M. Unusual Coordination Behavior of Pn-Ligand Complexes with Tl+. Angew Chem Int Ed Engl 2007; 46:9323-6. [DOI: 10.1002/anie.200704015] [Citation(s) in RCA: 49] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
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41
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Welsch S, Gregoriades L, Sierka M, Zabel M, Virovets A, Scheer M. Ungewöhnliches Koordinationsverhalten von Pn-Ligandkomplexen gegenüber Tl+. Angew Chem Int Ed Engl 2007. [DOI: 10.1002/ange.200704015] [Citation(s) in RCA: 36] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
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42
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Photochemical substitution of benzene in the iron cyclohexadienyl complex [(η5-C6H7)Fe(η-C6H6)]+. Russ Chem Bull 2007. [DOI: 10.1007/s11172-007-0340-5] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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43
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Loginov DA, Vinogradov MM, Shul’pina LS, Vologzhanina AV, Petrovskii PV, Kudinov AR. Benzene complex [(η-9-SMe2-7,8-C2B9H10)Fe(η-C6H6)]+ as a synthon for the cationic ferracarborane moiety. Russ Chem Bull 2007. [DOI: 10.1007/s11172-007-0331-6] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/22/2022]
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44
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Gómez-Ruiz S, Schisler A, Lönnecke P, Hey-Hawkins E. The versatile reactivity of cyclo-(P5tBu4)- with complexes of the nickel triad. Chemistry 2007; 13:7974-82. [PMID: 17639523 DOI: 10.1002/chem.200700407] [Citation(s) in RCA: 25] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Abstract
Na[cyclo-(P(5)tBu(4))] (1) reacts with [NiCl(2)(PEt(3))(2)] and [PdCl(2)(PMe(2)Ph)(2)] with elimination of tBuCl and formation of the corresponding metal(0) cyclopentaphosphene complexes [Ni{cyclo-(P(5)tBu(3))}(PEt(3))(2)] (2) and [Pd{cyclo-(P(5)tBu(3))}(PMe(2)Ph)(2)] (3). In contrast, complexes with the more labile triphenylphosphane ligand, such as [MCl(2)(PPh(3))(2)] (M=Ni, Pd), react with 1 with formation of [NiCl{cyclo-(P(5)tBu(4))}(PPh(3))] (4) and [Pd{cyclo-(P(5)tBu(4))}(2)] (5), respectively, in which the cyclo-(P(5)tBu(4)) ligand is intact. In the case of palladium, the cyclopentaphosphene complex [Pd{cyclo-(P(5)tBu(3))}(PPh(3))(2)] (6) in trace amounts is also formed. However, [Ni{cyclo-(P(5)tBu(4))}(2)] (7) is easily obtained by reaction of two equivalents of 1 and one equivalent of [NiCl(2)(bipy)] at room temperature. Complex 7 rearranges on heating in n-hexane or toluene to the previously unknown [Ni{cyclo-(P(5)tBu(4))PtBu}{cyclo-(P(4)tBu(3))}] (8), which presumably is formed via the intermediate [Ni{cyclo-(P(5)tBu(4))}{cyclo-(P(4)tBu(3))PtBu}], which, after an unexpected and unprecedented phosphanediide migration, gives 8, but always as an inseparable mixture with 7. In the reaction of 1 with [PtCl(2)(PPh(3))(2)], ring contraction and formation of [PtCl{cyclo-(P(4)tBu(3))PtBu}(PMe(2)Ph)] (9) is observed. Complexes 3-5 and 7-9 were characterised by (31)P NMR spectroscopy, and X-ray structures were obtained for 5-9.
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Affiliation(s)
- Santiago Gómez-Ruiz
- Institut für Anorganische Chemie der Universität Leipzig, Johannisallee 29, 04103 Leipzig, Germany.
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45
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Rani DU, Prasad DLVK, Nixon JF, Jemmis ED. Electronic structure and bonding studies on triple-decker sandwich complexes with a P6middle ring. J Comput Chem 2007; 28:310-9. [PMID: 17103397 DOI: 10.1002/jcc.20521] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
Abstract
DFT and hybrid HF-DFT studies of structure and bonding of CpMP6MCp triple-decker sandwich complexes, ranging from 18-28 valence electrons (VE) with M=Sc, Y, Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, and W, show that the middle P6 ring complexes adopt symmetric planar (28 valence electron count [VEC]), asymmetric planar (26 VEC), and puckered (24 VEC) geometries. According to the mno Rule, 50 skeletal electrons are needed for these triple-decker cluster frameworks. For 28 VEC, this corresponds to 10 electrons more than the 50 electrons of the mno Rule if all VE of the metal are included. These additional electrons control the distortion of a P6 middle ring and other finer structural details. Completely filled 2a* and 2b* orbitals in 28 VE complexes lead to a planar symmetrical P6 middle ring, while the occupancy in either 2a* or 2b* alone explains the in-plane distortions (asymmetric) in 26 VE complexes. In comparison with 28 VE complexes, the puckering of P6 middle ring in 24 VE complexes is due to the greater stabilization of 5a and the extra stabilization of the +4 oxidation state of Ti. The quintet state of 22 VE complexes is planar as 2a* and 2b* are half filled. Similar geometrical and bonding patterns of CpScP6ScCp and C2P3H2ScC3P3H3ScC2P3H2 support the carbon-phosphorus analogy further. The 18 VE systems, CpScC3B3H6ScCp+ and CpScP3B3H3ScCp+, have the 50 skeletal electrons as stipulated by the mno Rule. Corresponding anions have 52 skeletal electrons (20 VE); the middle rings here are distorted in the plane.
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Affiliation(s)
- Dandamudi Usha Rani
- Department of Inorganic and Physical Chemistry, Indian Institute of Science, Bangalore 560012, India
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Muratov DV, Petrovskii PV, Starikova ZA, Herberich GE, Kudinov AR. Rhodium-containing triple-decker complexes with a central borole ligand. J Organomet Chem 2006. [DOI: 10.1016/j.jorganchem.2006.03.032] [Citation(s) in RCA: 31] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
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Herber R, Nowik I, Loginov D, Starikova Z, Kudinov A. Bonding, Metal-Atom Dynamics and Hyperfine Interactions ofη-Phospholyl- andη-Pentaphospholyliron Complexes. Eur J Inorg Chem 2004. [DOI: 10.1002/ejic.200400210] [Citation(s) in RCA: 16] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
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