1
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Bieniek J, Nater DF, Eberwein SL, Schollmeyer D, Klein M, Waldvogel SR. Efficient and Sustainable Electrosynthesis of N-Sulfonyl Iminophosphoranes by the Dehydrogenative P-N Coupling Reaction. JACS AU 2024; 4:2188-2196. [PMID: 38938819 PMCID: PMC11200248 DOI: 10.1021/jacsau.4c00156] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 02/19/2024] [Revised: 03/31/2024] [Accepted: 04/03/2024] [Indexed: 06/29/2024]
Abstract
Iminophosphoranes are commonly used reagents in organic synthesis and are, therefore, of great interest. An efficient and sustainable iodide-mediated electrochemical synthesis of N-sulfonyl iminophosphoranes from readily available phosphines and sulfonamides is reported. This method features low amounts of supporting electrolytes, inexpensive electrode materials, a simple galvanostatic setup, and high conversion rates. The broad applicability could be demonstrated by synthesizing 20 examples in yields up to 90%, having diverse functional groups including chiral moieties and biologically relevant species. Furthermore, electrolysis was performed on a 20 g scale and could be run in repetitive mode by recycling the electrolyte, which illustrates the suitability for large-scale production. A reaction mechanism involving electrochemical mediation by the iodide-based supporting electrolyte is proposed, completely agreeing with all of the results.
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Affiliation(s)
- Jessica
C. Bieniek
- Department
of Chemistry, Johannes Gutenberg University
Mainz, Duesbergweg 10–14, 55128 Mainz, Germany
| | - Darryl F. Nater
- Department
of Chemistry, Johannes Gutenberg University
Mainz, Duesbergweg 10–14, 55128 Mainz, Germany
- Max-Planck-Institute
for Chemical Energy Conversion, Stiftstraße 34–36, 45470 Mülheim an der Ruhr, Germany
| | - Sara L. Eberwein
- Department
of Chemistry, Johannes Gutenberg University
Mainz, Duesbergweg 10–14, 55128 Mainz, Germany
| | - Dieter Schollmeyer
- Department
of Chemistry, Johannes Gutenberg University
Mainz, Duesbergweg 10–14, 55128 Mainz, Germany
| | - Martin Klein
- Department
of Chemistry, Johannes Gutenberg University
Mainz, Duesbergweg 10–14, 55128 Mainz, Germany
| | - Siegfried R. Waldvogel
- Department
of Chemistry, Johannes Gutenberg University
Mainz, Duesbergweg 10–14, 55128 Mainz, Germany
- Institute
of Biological and Chemical Systems—Functional Molecular Systems
(IBCS-FMS), Hermann-von-Helmholtz-Platz
1, 76344 Eggenstein-Leopoldshafen, Germany
- Max-Planck-Institute
for Chemical Energy Conversion, Stiftstraße 34–36, 45470 Mülheim an der Ruhr, Germany
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2
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Murillo J, Seed JA, Wooles AJ, Oakley MS, Goodwin CAP, Gregson M, Dan D, Chilton NF, Gaunt AJ, Kozimor SA, Liddle ST, Scott BL. Carbene Complexes of Plutonium: Structure, Bonding, and Divergent Reactivity to Lanthanide Analogs. J Am Chem Soc 2024; 146:4098-4111. [PMID: 38301208 PMCID: PMC10870714 DOI: 10.1021/jacs.3c12719] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/13/2023] [Revised: 12/21/2023] [Accepted: 01/08/2024] [Indexed: 02/03/2024]
Abstract
Organoplutonium chemistry was established in 1965, yet structurally authenticated plutonium-carbon bonds remain rare being limited to π-bonded carbocycle and σ-bonded isonitrile and hydrocarbyl derivatives. Thus, plutonium-carbenes, including alkylidenes and N-heterocyclic carbenes (NHCs), are unknown. Here, we report the preparation and characterization of the diphosphoniomethanide-plutonium complex [Pu(BIPMTMSH)(I)(μ-I)]2 (1Pu, BIPMTMSH = (Me3SiNPPh2)2CH) and the diphosphonioalkylidene-plutonium complexes [Pu(BIPMTMS)(I)(DME)] (2Pu, BIPMTMS = (Me3SiNPPh2)2C) and [Pu(BIPMTMS)(I)(IMe4)2] (3Pu, IMe4 = C(NMeCMe)2), thus disclosing non-actinyl transneptunium multiple bonds and transneptunium NHC complexes. These Pu-C double and dative bonds, along with cerium, praseodymium, samarium, uranium, and neptunium congeners, enable lanthanide-actinide and actinide-actinide comparisons between metals with similar ionic radii and isoelectronic 4f5 vs 5f5 electron-counts within conserved ligand fields over 12 complexes. Quantum chemical calculations reveal that the orbital-energy and spatial-overlap terms increase from uranium to neptunium; however, on moving to plutonium the orbital-energy matching improves but the spatial overlap decreases. The bonding picture that emerges is more complex than the traditional picture of the bonding of lanthanides being ionic and early actinides being more covalent but becoming more ionic left to right. Multiconfigurational calculations on 2M and 3M (M = Pu, Sm) account for the considerably more complex UV/vis/NIR spectra for 5f5 2Pu and 3Pu compared to 4f5 2Sm and 3Sm. Supporting the presence of Pu═C double bonds in 2Pu and 3Pu, 2Pu exhibits metallo-Wittig bond metathesis involving the highest atomic number element to date, reacting with benzaldehyde to produce the alkene PhC(H)═C(PPh2NSiMe3)2 (4) and "PuOI". In contrast, 2Ce and 2Pr do not react with benzaldehyde to produce 4.
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Affiliation(s)
- Jesse Murillo
- Chemistry
Division, Los Alamos National Laboratory, Los Alamos, New Mexico 87545, United States
| | - John A. Seed
- Department
of Chemistry and Centre for Radiochemistry Research, The University of Manchester, Oxford Road, Manchester M13 9PL, U.K.
| | - Ashley J. Wooles
- Department
of Chemistry and Centre for Radiochemistry Research, The University of Manchester, Oxford Road, Manchester M13 9PL, U.K.
| | - Meagan S. Oakley
- Department
of Chemistry and Centre for Radiochemistry Research, The University of Manchester, Oxford Road, Manchester M13 9PL, U.K.
| | - Conrad A. P. Goodwin
- Chemistry
Division, Los Alamos National Laboratory, Los Alamos, New Mexico 87545, United States
- Department
of Chemistry and Centre for Radiochemistry Research, The University of Manchester, Oxford Road, Manchester M13 9PL, U.K.
| | - Matthew Gregson
- Department
of Chemistry and Centre for Radiochemistry Research, The University of Manchester, Oxford Road, Manchester M13 9PL, U.K.
| | - David Dan
- Chemistry
Division, Los Alamos National Laboratory, Los Alamos, New Mexico 87545, United States
| | - Nicholas F. Chilton
- Department
of Chemistry and Centre for Radiochemistry Research, The University of Manchester, Oxford Road, Manchester M13 9PL, U.K.
- Research
School of Chemistry, The Australian National
University, Sullivans
Creek Road, Canberra, ACT 2601, Australia
| | - Andrew J. Gaunt
- Chemistry
Division, Los Alamos National Laboratory, Los Alamos, New Mexico 87545, United States
| | - Stosh A. Kozimor
- Chemistry
Division, Los Alamos National Laboratory, Los Alamos, New Mexico 87545, United States
| | - Stephen T. Liddle
- Department
of Chemistry and Centre for Radiochemistry Research, The University of Manchester, Oxford Road, Manchester M13 9PL, U.K.
| | - Brian L. Scott
- Materials
Physics & Applications Division, Los
Alamos National Laboratory, Los Alamos, New Mexico 87545, United States
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3
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Jain A, Karmakar H, Roesky PW, Panda TK. Role of Bis(phosphinimino)methanides as Universal Ligands in the Coordination Sphere of Metals across the Periodic Table. Chem Rev 2023. [PMID: 38048165 DOI: 10.1021/acs.chemrev.3c00336] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/06/2023]
Abstract
The coordination chemistry of bis(phosphinimino)methanide ligands is widespread and accompanies a large number of metal ions in the periodic table ranging from lithium to neptunium. This unique class of ligand systems show copious coordination chemistry with the main-group, transition, rare-earth, and actinide metals and are considered to be among the most attractive ligand systems to researchers. The bis(phosphinimino)methanide metal complexes offer an extensive range of applications in various fields and have been demonstrated as one of the universal ligand systems to stabilize the metal ions in not only their usual but also their unusual oxidation states. The main-group and transition metal chemistry using bis(phosphinimino)methanides as ligands was last updated almost a decade ago. In this review, we provide a comprehensive overview of various state-of-the-art bis(phosphinimino)methanide-supported metal complexes by dealing with their synthesis, characterization, reactivity, and catalytic studies which were not included in the last critical reviews.
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Affiliation(s)
- Archana Jain
- Department of Physics and Chemistry, Mahatma Gandhi Institute of Technology (MGIT), Gandipet-500075, Hyderabad, Telangana, India
| | - Himadri Karmakar
- Department of Chemistry, Indian Institute of Technology Hyderabad, Kandi-502284, Sangareddy, Telangana, India
| | - Peter W Roesky
- Institut für Anorganische Chemie, Karlsruher Institut für Technologie (KIT), Engesserstr. 15 Geb. 30.45, 76131 Karlsruhe, Germany
| | - Tarun K Panda
- Department of Chemistry, Indian Institute of Technology Hyderabad, Kandi-502284, Sangareddy, Telangana, India
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4
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Bis(3,4-diphenyl)(2-methythienyl)cyclopentadienyl Terbium Chloride. MOLBANK 2022. [DOI: 10.3390/m1517] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022] Open
Abstract
A new terbium(III) complex with a (3,4-diphenyl)(2-methylthienyl)cyclopentadienyl ligand was synthesized. Single-crystal X-ray analysis revealed a binuclear biscyclopentadienyl complex with a [TbCl2K]2 core. Luminescence properties of the terbium complex were analyzed.
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5
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Carpenter SH, Wolford NJ, Billow BS, Fetrow TV, Cajiao N, Radović A, Janicke MT, Neidig ML, Tondreau AM. Homoleptic Uranium-Bis(acyl)phosphide Complexes. Inorg Chem 2022; 61:12508-12517. [PMID: 35905438 DOI: 10.1021/acs.inorgchem.2c00639] [Citation(s) in RCA: 4] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
The first uranium bis(acyl)phosphide (BAP) complexes were synthesized from the reaction between sodium bis(mesitoyl)phosphide (Na(mesBAP)) or sodium bis(2,4,6-triisopropylbenzoyl)phosphide (Na(trippBAP)) and UI3(1,4-dioxane)1.5. Thermally stable, homoleptic BAP complexes were characterized by single-crystal X-ray diffraction and electron paramagnetic resonance (EPR) spectroscopy, when appropriate, for the elucidation of the electronic structure and bonding of these complexes. EPR spectroscopy revealed that the BAP ligands on the uranium center retain a significant amount of electron density. The EPR spectrum of the trivalent U(trippBAP)3 has a rhombic signal near g = 2 (g1 = 2.03; g2 = 2.01; and g3 = 1.98) that is consistent with the EPR-observed unpaired electron being located in a molecular orbital that appears ligand-derived. However, upon warming the complex to room temperature, no resonance was observed, indicating the presence of uranium character.
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Affiliation(s)
| | - Nikki J Wolford
- Department of Chemistry, University of Rochester, Rochester, New York 14627, United States
| | - Brennan S Billow
- Los Alamos National Laboratory, Los Alamos, New Mexico 87545, United States
| | - Taylor V Fetrow
- Los Alamos National Laboratory, Los Alamos, New Mexico 87545, United States
| | - Nathalia Cajiao
- Department of Chemistry, University of Rochester, Rochester, New York 14627, United States
| | - Aleksa Radović
- Department of Chemistry, University of Rochester, Rochester, New York 14627, United States
| | - Michael T Janicke
- Los Alamos National Laboratory, Los Alamos, New Mexico 87545, United States
| | - Michael L Neidig
- Department of Chemistry, University of Rochester, Rochester, New York 14627, United States
| | - Aaron M Tondreau
- Los Alamos National Laboratory, Los Alamos, New Mexico 87545, United States
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6
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Goodwin CAP, Wooles AJ, Murillo J, Lu E, Boronski JT, Scott BL, Gaunt AJ, Liddle ST. Carbene Complexes of Neptunium. J Am Chem Soc 2022; 144:9764-9774. [PMID: 35609882 PMCID: PMC9490846 DOI: 10.1021/jacs.2c02152] [Citation(s) in RCA: 8] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
![]()
Since the advent
of organotransuranium chemistry six decades ago,
structurally verified complexes remain restricted to π-bonded
carbocycle and σ-bonded hydrocarbyl derivatives. Thus, transuranium-carbon
multiple or dative bonds are yet to be reported. Here, utilizing diphosphoniomethanide
precursors we report the synthesis and characterization of transuranium-carbene
derivatives, namely, diphosphonio-alkylidene- and N-heterocyclic carbene–neptunium(III) complexes that exhibit
polarized-covalent σ2π2 multiple
and dative σ2 single transuranium-carbon bond interactions,
respectively. The reaction of [NpIIII3(THF)4] with [Rb(BIPMTMSH)] (BIPMTMSH = {HC(PPh2NSiMe3)2}1–) affords
[(BIPMTMSH)NpIII(I)2(THF)] (3Np) in situ, and subsequent treatment with the N-heterocyclic carbene {C(NMeCMe)2} (IMe4) allows
isolation of [(BIPMTMSH)NpIII(I)2(IMe4)] (4Np). Separate treatment of in situ
prepared 3Np with benzyl potassium in 1,2-dimethoxyethane
(DME) affords [(BIPMTMS)NpIII(I)(DME)] (5Np, BIPMTMS = {C(PPh2NSiMe3)2}2–). Analogously, addition of benzyl
potassium and IMe4 to 4Np gives [(BIPMTMS)NpIII(I)(IMe4)2] (6Np). The synthesis of 3Np–6Np was facilitated by adopting a scaled-down prechoreographed approach
using cerium synthetic surrogates. The thorium(III) and uranium(III)
analogues of these neptunium(III) complexes are currently unavailable,
meaning that the synthesis of 4Np–6Np provides an example of experimental grounding of 5f- vs 5f- and
5f- vs 4f-element bonding and reactivity comparisons being led by
nonaqueous transuranium chemistry rather than thorium and uranium
congeners. Computational analysis suggests that these NpIII=C bonds are more covalent than UIII=C,
CeIII=C, and PmIII=C congeners
but comparable to analogous UIV=C bonds in terms
of bond orders and total metal contributions to the M=C bonds.
A preliminary assessment of NpIII=C reactivity has
introduced multiple bond metathesis to transuranium chemistry, extending
the range of known metallo-Wittig reactions to encompass actinide
oxidation states III-VI.
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Affiliation(s)
- Conrad A P Goodwin
- Department of Chemistry and Centre for Radiochemistry Research, The University of Manchester, Oxford Road, Manchester M13 9PL, U.K.,Chemistry Division, Los Alamos National Laboratory, Los Alamos, New Mexico 87545, United States
| | - Ashley J Wooles
- Department of Chemistry and Centre for Radiochemistry Research, The University of Manchester, Oxford Road, Manchester M13 9PL, U.K
| | - Jesse Murillo
- Chemistry Division, Los Alamos National Laboratory, Los Alamos, New Mexico 87545, United States
| | - Erli Lu
- Department of Chemistry and Centre for Radiochemistry Research, The University of Manchester, Oxford Road, Manchester M13 9PL, U.K
| | - Josef T Boronski
- Department of Chemistry and Centre for Radiochemistry Research, The University of Manchester, Oxford Road, Manchester M13 9PL, U.K
| | - Brian L Scott
- Materials Physics and Applications Division, Los Alamos National Laboratory, Los Alamos, New Mexico 87545, United States
| | - Andrew J Gaunt
- Chemistry Division, Los Alamos National Laboratory, Los Alamos, New Mexico 87545, United States
| | - Stephen T Liddle
- Department of Chemistry and Centre for Radiochemistry Research, The University of Manchester, Oxford Road, Manchester M13 9PL, U.K
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7
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Casey KC, Brown AM, Robinson JR. Yttrium and lanthanum bis(phosphine-oxide)methanides: structurally diverse, dynamic, and reactive. Inorg Chem Front 2021. [DOI: 10.1039/d0qi01438a] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
Homoleptic yttrium and lanthanum complexes of bis(phosphineoxide) methanides, RE(HPhL)3 and RE2(HMeL)6, promote the first rare-earth mediated Horner-Wittig and acid-base chemistry consistent with multifunctional reactivity (Lewis-acid/Brønstedbase).
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8
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Xiao L, Chen W, Shen L, Liu L, Xue Y, Zhao Y, Yang XJ. Reduction of carbodiimides by a dialumane through insertion and cycloaddition. Chem Commun (Camb) 2020; 56:6352-6355. [DOI: 10.1039/d0cc02048f] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Dialumane reacts with carbodiimides, RNCNR (R = Cy, iPr, dipp, tBu), through insertion, [2+4] cycloaddition and a hydrogen transfer process.
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Affiliation(s)
- Lin Xiao
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry of the Ministry of Education
- College of Chemistry and Materials Science
- Northwest University
- Xi’an 710069
- China
| | - Weixing Chen
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry of the Ministry of Education
- College of Chemistry and Materials Science
- Northwest University
- Xi’an 710069
- China
| | - Lingyi Shen
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry of the Ministry of Education
- College of Chemistry and Materials Science
- Northwest University
- Xi’an 710069
- China
| | - Li Liu
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry of the Ministry of Education
- College of Chemistry and Materials Science
- Northwest University
- Xi’an 710069
- China
| | - Yujie Xue
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry of the Ministry of Education
- College of Chemistry and Materials Science
- Northwest University
- Xi’an 710069
- China
| | - Yanxia Zhao
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry of the Ministry of Education
- College of Chemistry and Materials Science
- Northwest University
- Xi’an 710069
- China
| | - Xiao-Juan Yang
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry of the Ministry of Education
- College of Chemistry and Materials Science
- Northwest University
- Xi’an 710069
- China
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9
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Levason W, Monzittu FM, Reid G. Coordination chemistry and applications of medium/high oxidation state metal and non-metal fluoride and oxide-fluoride complexes with neutral donor ligands. Coord Chem Rev 2019. [DOI: 10.1016/j.ccr.2019.04.005] [Citation(s) in RCA: 22] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
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10
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Arnold PL, Puig-Urrea L, Wells JAL, Yuan D, Cruickshank FL, Young RD. Applications of boroxide ligands in supporting small molecule activation by U(iii) and U(iv) complexes. Dalton Trans 2019; 48:4894-4905. [PMID: 30924481 DOI: 10.1039/c8dt05051a] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Abstract
The boroxide ligand [OBAr2]- (Ar = Mes, Trip) is shown to be able to support both UIII and UIV centres for the first time. The synthesis and structures of homoleptic and heteroleptic UIII and UIV complexes are reported. The UX3 complex with larger substituents, [U(OBTrip2)3]2, exhibits greater thermal stability compared to less encumbered [U(OBMes2)3]2 but reacts with a smaller range of the small molecules tested to date. Initial studies on their capacity to participate in small molecule chemistry show that dark purple [U(OBMes2)3]2 binds and/or reductively activates a variety of small molecules such as pyridine-oxide, triphenylphosphineoxide, sulfur, and dicyclohexylcarbodiimide. While [U(OBMes2)3]2 shows no reaction with CO or CO2, [U(OBTrip2)3]2 is oxidised by both, in the former case forming [U(OBTrip2)4], and in the latter case forming a small quantity of the structurally characterised μ-carbonate product [(μ-CO3){U(OBTrip2)3}2].
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Affiliation(s)
- Polly L Arnold
- EaStCHEM School of Chemistry, Joseph Black Building, The King's Buildings, The University of Edinburgh, Edinburgh, EH9 3FJ, UK
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11
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Wu W, Rehe D, Hrobárik P, Kornienko AY, Emge TJ, Brennan JG. Molecular Thorium Compounds with Dichalcogenide Ligands: Synthesis, Structure, 77Se NMR Study, and Thermolysis. Inorg Chem 2018; 57:14821-14833. [DOI: 10.1021/acs.inorgchem.8b02555] [Citation(s) in RCA: 12] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Wen Wu
- Department of Chemistry and Chemical Biology, Rutgers, the State University of New Jersey, 610 Taylor Road, Piscataway, New Jersey 08854-8087, United States
| | - David Rehe
- Department of Chemistry and Chemical Biology, Rutgers, the State University of New Jersey, 610 Taylor Road, Piscataway, New Jersey 08854-8087, United States
| | - Peter Hrobárik
- Department of Inorganic Chemistry, Faculty of Natural Sciences, Comenius University, SK-84215 Bratislava, Slovakia
- Institut für Chemie, Technische Universität Berlin, Strasse des 17. Juni 135, D-10623 Berlin, Germany
| | - Anna Y. Kornienko
- Department of Chemistry and Chemical Biology, Rutgers, the State University of New Jersey, 610 Taylor Road, Piscataway, New Jersey 08854-8087, United States
| | - Thomas J. Emge
- Department of Chemistry and Chemical Biology, Rutgers, the State University of New Jersey, 610 Taylor Road, Piscataway, New Jersey 08854-8087, United States
| | - John G. Brennan
- Department of Chemistry and Chemical Biology, Rutgers, the State University of New Jersey, 610 Taylor Road, Piscataway, New Jersey 08854-8087, United States
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12
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Wooles AJ, Mills DP, Tuna F, McInnes EJL, Law GTW, Fuller AJ, Kremer F, Ridgway M, Lewis W, Gagliardi L, Vlaisavljevich B, Liddle ST. Uranium(III)-carbon multiple bonding supported by arene δ-bonding in mixed-valence hexauranium nanometre-scale rings. Nat Commun 2018; 9:2097. [PMID: 29844376 PMCID: PMC5974406 DOI: 10.1038/s41467-018-04560-7] [Citation(s) in RCA: 37] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/20/2018] [Accepted: 05/10/2018] [Indexed: 11/09/2022] Open
Abstract
Despite the fact that non-aqueous uranium chemistry is over 60 years old, most polarised-covalent uranium-element multiple bonds involve formal uranium oxidation states IV, V, and VI. The paucity of uranium(III) congeners is because, in common with metal-ligand multiple bonding generally, such linkages involve strongly donating, charge-loaded ligands that bind best to electron-poor metals and inherently promote disproportionation of uranium(III). Here, we report the synthesis of hexauranium-methanediide nanometre-scale rings. Combined experimental and computational studies suggest overall the presence of formal uranium(III) and (IV) ions, though electron delocalisation in this Kramers system cannot be definitively ruled out, and the resulting polarised-covalent U = C bonds are supported by iodide and δ-bonded arene bridges. The arenes provide reservoirs that accommodate charge, thus avoiding inter-electronic repulsion that would destabilise these low oxidation state metal-ligand multiple bonds. Using arenes as electronic buffers could constitute a general synthetic strategy by which to stabilise otherwise inherently unstable metal-ligand linkages.
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Affiliation(s)
- Ashley J Wooles
- School of Chemistry, The University of Manchester, Oxford Road, Manchester, M13 9PL, UK
| | - David P Mills
- School of Chemistry, The University of Manchester, Oxford Road, Manchester, M13 9PL, UK
| | - Floriana Tuna
- School of Chemistry and Photon Science Institute, The University of Manchester, Oxford Road, Manchester, M13 9PL, UK
| | - Eric J L McInnes
- School of Chemistry and Photon Science Institute, The University of Manchester, Oxford Road, Manchester, M13 9PL, UK
| | - Gareth T W Law
- School of Chemistry, The University of Manchester, Oxford Road, Manchester, M13 9PL, UK
| | - Adam J Fuller
- School of Chemistry, The University of Manchester, Oxford Road, Manchester, M13 9PL, UK
| | - Felipe Kremer
- Department of Electronic Materials Engineering, Research School of Physics and Engineering, The Australian National University, Canberra, ACT, 2601, Australia
| | - Mark Ridgway
- Department of Electronic Materials Engineering, Research School of Physics and Engineering, The Australian National University, Canberra, ACT, 2601, Australia
| | - William Lewis
- School of Chemistry, University Park, University of Nottingham, Nottingham, NG7 2RD, UK
| | - Laura Gagliardi
- Department of Chemistry, Supercomputing Institute and Chemical Theory Center, University of Minnesota, 207 Pleasant Street SE, Minneapolis, MN, 55455, USA
| | - Bess Vlaisavljevich
- Department of Chemistry, Supercomputing Institute and Chemical Theory Center, University of Minnesota, 207 Pleasant Street SE, Minneapolis, MN, 55455, USA.
- Department of Chemistry, University of South Dakota, 414 E Clark Street, Vermillion, SD, 57069, USA.
| | - Stephen T Liddle
- School of Chemistry, The University of Manchester, Oxford Road, Manchester, M13 9PL, UK.
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13
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Lu E, Boronski JT, Gregson M, Wooles AJ, Liddle ST. Silyl-Phosphino-Carbene Complexes of Uranium(IV). Angew Chem Int Ed Engl 2018; 57:5506-5511. [PMID: 29534326 PMCID: PMC6001699 DOI: 10.1002/anie.201802080] [Citation(s) in RCA: 35] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/15/2018] [Revised: 03/08/2018] [Indexed: 11/08/2022]
Abstract
Unprecedented silyl-phosphino-carbene complexes of uranium(IV) are presented, where before all covalent actinide-carbon double bonds were stabilised by phosphorus(V) substituents or restricted to matrix isolation experiments. Conversion of [U(BIPMTMS )(Cl)(μ-Cl)2 Li(THF)2 ] (1, BIPMTMS =C(PPh2 NSiMe3 )2 ) into [U(BIPMTMS )(Cl){CH(Ph)(SiMe3 )}] (2), and addition of [Li{CH(SiMe3 )(PPh2 )}(THF)]/Me2 NCH2 CH2 NMe2 (TMEDA) gave [U{C(SiMe3 )(PPh2 )}(BIPMTMS )(μ-Cl)Li(TMEDA)(μ-TMEDA)0.5 ]2 (3) by α-hydrogen abstraction. Addition of 2,2,2-cryptand or two equivalents of 4-N,N-dimethylaminopyridine (DMAP) to 3 gave [U{C(SiMe3 )(PPh2 )}(BIPMTMS )(Cl)][Li(2,2,2-cryptand)] (4) or [U{C(SiMe3 )(PPh2 )}(BIPMTMS )(DMAP)2 ] (5). The characterisation data for 3-5 suggest that whilst there is evidence for 3-centre P-C-U π-bonding character, the U=C double bond component is dominant in each case. These U=C bonds are the closest to a true uranium alkylidene yet outside of matrix isolation experiments.
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Affiliation(s)
- Erli Lu
- School of ChemistryThe University of ManchesterOxford RoadManchesterM13 9PLUK
| | - Josef T. Boronski
- School of ChemistryThe University of ManchesterOxford RoadManchesterM13 9PLUK
| | - Matthew Gregson
- School of ChemistryThe University of ManchesterOxford RoadManchesterM13 9PLUK
| | - Ashley J. Wooles
- School of ChemistryThe University of ManchesterOxford RoadManchesterM13 9PLUK
| | - Stephen T. Liddle
- School of ChemistryThe University of ManchesterOxford RoadManchesterM13 9PLUK
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14
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Lu E, Boronski JT, Gregson M, Wooles AJ, Liddle ST. Silyl-Phosphino-Carbene Complexes of Uranium(IV). Angew Chem Int Ed Engl 2018. [DOI: 10.1002/ange.201802080] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Affiliation(s)
- Erli Lu
- School of Chemistry; The University of Manchester; Oxford Road Manchester M13 9PL UK
| | - Josef T. Boronski
- School of Chemistry; The University of Manchester; Oxford Road Manchester M13 9PL UK
| | - Matthew Gregson
- School of Chemistry; The University of Manchester; Oxford Road Manchester M13 9PL UK
| | - Ashley J. Wooles
- School of Chemistry; The University of Manchester; Oxford Road Manchester M13 9PL UK
| | - Stephen T. Liddle
- School of Chemistry; The University of Manchester; Oxford Road Manchester M13 9PL UK
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15
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Liu J, Seed JA, Formanuik A, Ortu F, Wooles AJ, Mills DP, Liddle ST. Thorium(IV) alkyl synthesis from a thorium(III) cyclopentadienyl complex and an N-heterocyclic olefin. J Organomet Chem 2018. [DOI: 10.1016/j.jorganchem.2017.08.015] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/19/2022]
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16
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Gotthelf G, Stuber MA, Kornienko AY, Emge TJ, Brennan JG. Organosoluble tetravalent actinide di- and trifluorides. Chem Commun (Camb) 2018; 54:12018-12020. [DOI: 10.1039/c8cc05501g] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/14/2023]
Abstract
Soluble molecular actinide(iv) fluorides can be prepared in high yield via redox or metathesis reactions of silver fluorides with actinide compounds containing ancillary iodide or fluorinated thiolate ligands.
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Affiliation(s)
- Garret Gotthelf
- Department of Chemistry and Chemical Biology
- Rutgers
- The State University of New Jersey
- Piscataway
- USA
| | - Matthew A. Stuber
- Department of Chemistry and Chemical Biology
- Rutgers
- The State University of New Jersey
- Piscataway
- USA
| | - Anna Y. Kornienko
- Department of Chemistry and Chemical Biology
- Rutgers
- The State University of New Jersey
- Piscataway
- USA
| | - Thomas J. Emge
- Department of Chemistry and Chemical Biology
- Rutgers
- The State University of New Jersey
- Piscataway
- USA
| | - John G. Brennan
- Department of Chemistry and Chemical Biology
- Rutgers
- The State University of New Jersey
- Piscataway
- USA
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17
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Kagan BD, Lichtscheidl AG, Erickson KA, Monreal MJ, Scott BL, Nelson AT, Kiplinger JL. Synthesis of Actinide Fluoride Complexes Using Trimethyltin Fluoride as a Mild and Selective Fluorinating Reagent. Eur J Inorg Chem 2017. [DOI: 10.1002/ejic.201701232] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
Affiliation(s)
- Benjamin D. Kagan
- Chemistry Division; Los Alamos National Laboratory; Mailstop J-514 87545 Los Alamos New Mexico USA
- Department of Chemistry; University of Vermont; Discovery Hall 05405 Burlington Vermont USA
| | | | - Karla A. Erickson
- Chemistry Division; Los Alamos National Laboratory; Mailstop J-514 87545 Los Alamos New Mexico USA
| | - Marisa J. Monreal
- Chemistry Division; Los Alamos National Laboratory; Mailstop J-514 87545 Los Alamos New Mexico USA
| | - Brian L. Scott
- Materials Physics and Applications Division; Los Alamos National Laboratory; Mailstop J-514 87545 Los Alamos New Mexico USA
| | - Andrew T. Nelson
- Materials Science and Technology Division; Los Alamos National Laboratory; Mailstop E-549 87545 Los Alamos New Mexico USA
| | - Jaqueline L. Kiplinger
- Chemistry Division; Los Alamos National Laboratory; Mailstop J-514 87545 Los Alamos New Mexico USA
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18
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Smiles DE, Wu G, Hrobárik P, Hayton TW. Synthesis, Thermochemistry, Bonding, and 13C NMR Chemical Shift Analysis of a Phosphorano-Stabilized Carbene of Thorium. Organometallics 2017. [DOI: 10.1021/acs.organomet.7b00202] [Citation(s) in RCA: 41] [Impact Index Per Article: 5.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Danil E. Smiles
- Department
of Chemistry and Biochemistry, University of California, Santa Barbara, California 93106, United States
| | - Guang Wu
- Department
of Chemistry and Biochemistry, University of California, Santa Barbara, California 93106, United States
| | - Peter Hrobárik
- Institut
für Chemie, Technische Universität Berlin, Strasse des 17.
Juni 135, D-10623 Berlin, Germany
- Department
of Inorganic Chemistry, Faculty of Natural Sciences, Comenius University, SK-84215 Bratislava, Slovakia
| | - Trevor W. Hayton
- Department
of Chemistry and Biochemistry, University of California, Santa Barbara, California 93106, United States
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19
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Arnold PL, Turner ZR. Carbon oxygenate transformations by actinide compounds and catalysts. Nat Rev Chem 2017. [DOI: 10.1038/s41570-016-0002] [Citation(s) in RCA: 87] [Impact Index Per Article: 12.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
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20
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Lu E, Cooper OJ, Tuna F, Wooles AJ, Kaltsoyannis N, Liddle ST. Uranium-Carbene-Imido Metalla-Allenes: Ancillary-Ligand-Controlled cis
-/trans
-Isomerisation and Assessment of trans
Influence in the R2
C=UIV
=NR′ Unit (R=Ph2
PNSiMe3
; R′=CPh3
). Chemistry 2016; 22:11559-63. [DOI: 10.1002/chem.201602690] [Citation(s) in RCA: 31] [Impact Index Per Article: 3.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/07/2016] [Indexed: 11/05/2022]
Affiliation(s)
- Erli Lu
- School of Chemistry; The University of Manchester; Oxford Road Manchester M13 9PL UK
| | - Oliver J. Cooper
- School of Chemistry; The University of Manchester; Oxford Road Manchester M13 9PL UK
| | - Floriana Tuna
- School of Chemistry; The University of Manchester; Oxford Road Manchester M13 9PL UK
| | - Ashley J. Wooles
- School of Chemistry; The University of Manchester; Oxford Road Manchester M13 9PL UK
| | - Nikolas Kaltsoyannis
- School of Chemistry; The University of Manchester; Oxford Road Manchester M13 9PL UK
| | - Stephen T. Liddle
- School of Chemistry; The University of Manchester; Oxford Road Manchester M13 9PL UK
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21
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Lu E, Tuna F, Lewis W, Kaltsoyannis N, Liddle ST. Uranium Metalla-Allenes with Carbene Imido R2
C=UIV
=NR′ Units (R=Ph2
PNSiMe3
; R′=CPh3
): Alkali-Metal-Mediated Push-Pull Effects with an Amido Auxiliary. Chemistry 2016; 22:11554-8. [DOI: 10.1002/chem.201602603] [Citation(s) in RCA: 30] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/01/2016] [Indexed: 11/11/2022]
Affiliation(s)
- Erli Lu
- School of Chemistry; The University of Manchester; Oxford Road Manchester M13 9PL UK
| | - Floriana Tuna
- School of Chemistry; The University of Manchester; Oxford Road Manchester M13 9PL UK
| | - William Lewis
- School of Chemistry; The University of Nottingham; University Park Nottingham NG7 2RD UK)
| | - Nikolas Kaltsoyannis
- School of Chemistry; The University of Manchester; Oxford Road Manchester M13 9PL UK
| | - Stephen T. Liddle
- School of Chemistry; The University of Manchester; Oxford Road Manchester M13 9PL UK
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22
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Leung W, Chan Y, Choi T, Lee H. Synthesis and Structural Characterization of Mono‐ and Bimetallic Rhodium(I), Iridium(I) and Gold(I) Methanide and Methandiide Complexes from 2‐Quinolyl‐Linked (Thiophosphoranyl)methane. Eur J Inorg Chem 2016. [DOI: 10.1002/ejic.201600328] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
Affiliation(s)
- Wing‐Por Leung
- School of Science and Engineering The Chinese University of Hong Kong Shenzhen P. R. China
| | - Yuk‐Chi Chan
- Division of Chemistry and Biological Chemistry Nanyang Technological University 21 Nanyang Link 637731 Singapore
- Department of Chemistry The Chinese University of Hong Kong Shatin, New Territories Hong Kong P. R. China
| | - Tsz‐Hei Choi
- Department of Chemistry The Chinese University of Hong Kong Shatin, New Territories Hong Kong P. R. China
| | - Hung‐Kay Lee
- Department of Chemistry The Chinese University of Hong Kong Shatin, New Territories Hong Kong P. R. China
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23
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The chemistry of the carbon-transition metal double and triple bond: Annual survey covering the year 2014. Coord Chem Rev 2016. [DOI: 10.1016/j.ccr.2015.09.012] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
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24
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Yin H, Zabula AV, Schelter EJ. C–F→Ln/An interactions in synthetic f-element chemistry. Dalton Trans 2016; 45:6313-23. [DOI: 10.1039/c6dt00108d] [Citation(s) in RCA: 24] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/26/2022]
Abstract
C–F→Ln/An interactions have been increasingly recognized as a key aspect of f-element chemistry over the last two decades. This Perspective summarizes the literature on the nature of C–F→Ln/An contacts, their role in the structural and coordination chemistry of f-block elements and their applications for C–F bond activation.
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Affiliation(s)
- Haolin Yin
- P. Roy and Diana T. Vagelos Laboratories
- Department of Chemistry
- University of Pennsylvania
- Philadelphia
- USA
| | - Alexander V. Zabula
- P. Roy and Diana T. Vagelos Laboratories
- Department of Chemistry
- University of Pennsylvania
- Philadelphia
- USA
| | - Eric J. Schelter
- P. Roy and Diana T. Vagelos Laboratories
- Department of Chemistry
- University of Pennsylvania
- Philadelphia
- USA
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25
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Edelmann FT. Lanthanides and actinides: Annual survey of their organometallic chemistry covering the year 2014. Coord Chem Rev 2016. [DOI: 10.1016/j.ccr.2015.07.017] [Citation(s) in RCA: 23] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
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26
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Selective [2+2] Cycloaddition Reactions of Isocyanates and Thioisocyanates across the M=C Bond in a Ruthenium Carbene Complex. Eur J Inorg Chem 2015. [DOI: 10.1002/ejic.201500719] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
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27
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28
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Gessner VH, Becker J, Feichtner KS. Carbene Complexes Based on Dilithium Methandiides. Eur J Inorg Chem 2015. [DOI: 10.1002/ejic.201500051] [Citation(s) in RCA: 28] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/27/2023]
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29
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Guo JY, Chan YC, Li Y, Ganguly R, So CW. Oxo-Bridged Bis(group 4 metal unsymmetric phosphonium-stabilized carbene) Complexes. Organometallics 2015. [DOI: 10.1021/om5012962] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Jia-Yi Guo
- Division
of Chemistry and
Biological Chemistry, School of Physical and Mathematical Sciences, Nanyang Technological University, 637371 Singapore
| | - Yuk-Chi Chan
- Division
of Chemistry and
Biological Chemistry, School of Physical and Mathematical Sciences, Nanyang Technological University, 637371 Singapore
| | - Yongxin Li
- Division
of Chemistry and
Biological Chemistry, School of Physical and Mathematical Sciences, Nanyang Technological University, 637371 Singapore
| | - Rakesh Ganguly
- Division
of Chemistry and
Biological Chemistry, School of Physical and Mathematical Sciences, Nanyang Technological University, 637371 Singapore
| | - Cheuk-Wai So
- Division
of Chemistry and
Biological Chemistry, School of Physical and Mathematical Sciences, Nanyang Technological University, 637371 Singapore
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30
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Weismann J, Gessner VH. Si–H activation by means of metal ligand cooperation in a methandiide derived carbene complex. Chem Commun (Camb) 2015; 51:14909-12. [DOI: 10.1039/c5cc05201g] [Citation(s) in RCA: 22] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Abstract
Si–H bond activation of a series of silanes by means of metal ligand cooperation is reported.
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Affiliation(s)
- Julia Weismann
- Institut für Anorganische Chemie
- Julius-Maximilians-Universität Würzburg
- 97074 Würzburg
- Germany
| | - Viktoria H. Gessner
- Institut für Anorganische Chemie
- Julius-Maximilians-Universität Würzburg
- 97074 Würzburg
- Germany
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31
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Yang YX, Li Y, Ganguly R, So CW. Instability of metal 1,3-benzodi(thiophosphinoyl)methandiide complexes: formation of hafnium, tin and zirconium complexes of 1,3-benzodi(thiophosphinoyl)thioketone dianionic ligand [1,3-C 6H 4(PhPS) 2CS] 2−. Dalton Trans 2015; 44:12633-9. [DOI: 10.1039/c5dt01212k] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]
Abstract
The reaction illustrates that the metal centre and ligand substituents are crucial for the stabilization of a CmethandiideHf bond.
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Affiliation(s)
- Ya-Xiu Yang
- Division of Chemistry and Biological Chemistry
- School of Physical and Mathematical Sciences
- Nanyang Technological University
- 637371 Singapore
- Singapore
| | - Yongxin Li
- Division of Chemistry and Biological Chemistry
- School of Physical and Mathematical Sciences
- Nanyang Technological University
- 637371 Singapore
- Singapore
| | - Rakesh Ganguly
- Division of Chemistry and Biological Chemistry
- School of Physical and Mathematical Sciences
- Nanyang Technological University
- 637371 Singapore
- Singapore
| | - Cheuk-Wai So
- Division of Chemistry and Biological Chemistry
- School of Physical and Mathematical Sciences
- Nanyang Technological University
- 637371 Singapore
- Singapore
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32
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Affiliation(s)
- Douglas R Kindra
- Department of Chemistry, University of California , Irvine, California 92697-2025, United States
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33
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Affiliation(s)
- Cory J. Windorff
- Department
of Chemistry, University of California, Irvine, California 92697-2025, United States
| | - William J. Evans
- Department
of Chemistry, University of California, Irvine, California 92697-2025, United States
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