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Reik C, Jenner LW, Schubert H, Eichele K, Wesemann L. Germaborene reactivity study - addition of carbon nucleophiles, cycloaddition reactions, coordination chemistry. Chem Sci 2024; 15:11358-11366. [PMID: 39055029 PMCID: PMC11268465 DOI: 10.1039/d4sc03743j] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/07/2024] [Accepted: 06/15/2024] [Indexed: 07/27/2024] Open
Abstract
MeNHC substituted germaborenium cation 2 was synthesized directly in reaction of bromo-substituted germaborene 1b with MeNHC. The adamantyl isonitrile substituted germaborenium cation 4 was obtained stepwise: substitution of the chloride atom against adamantyl isonitrile at the B-Cl unit in 1a, simultaneous migration of the chloride to the germanium atom followed by chloride abstraction using Na[BArF 4] gives the germaborenium cation 4. Substitution of the bromide atom in 1b against carbon monoxide followed by bromide abstraction using Ag[Al(OtBuF)4] leads to compound 6 exhibiting a B[double bond, length as m-dash]C double bond substituted at the boron atom by a germylium cation. Treating the germaborene [Ge[double bond, length as m-dash]B-Ph] (1c) with selenium, a cycloaddition product 7 was characterised featuring a GeBSe heterocycle. Carbon dioxide reacts with 1b to give a four membered ring molecule 8 as the product of a B-C and Ge-O bond formation. In reaction of 1b with dimethylbutadiene, a product 9 of a [2 + 4] cycloaddition was isolated. Transition metal fragments [Fe(CO)4 (10), CuBr (11), AuCl (12)] show coordination at the germaborene double bond. Molecular structures of the germaborene coordination compounds 10-12 are presented and the ligand properties are discussed. After treating the germaborene [Ge[double bond, length as m-dash]B-Br] (1b) with [Cp*Al]4, insertion of a Cp*Al moiety into the B-Br bond was found (13).
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Affiliation(s)
- Christian Reik
- Institut für Anorganische Chemie Auf der Morgenstelle 18 72076 Tübingen Germany
| | - Lukas W Jenner
- Institut für Anorganische Chemie Auf der Morgenstelle 18 72076 Tübingen Germany
| | - Hartmut Schubert
- Institut für Anorganische Chemie Auf der Morgenstelle 18 72076 Tübingen Germany
| | - Klaus Eichele
- Institut für Anorganische Chemie Auf der Morgenstelle 18 72076 Tübingen Germany
| | - Lars Wesemann
- Institut für Anorganische Chemie Auf der Morgenstelle 18 72076 Tübingen Germany
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Eaton M, Zhang Y, Liu SY. Borataalkenes, boraalkenes, and the η 2-B,C coordination mode in coordination chemistry and catalysis. Chem Soc Rev 2024; 53:1915-1935. [PMID: 38190152 PMCID: PMC10922737 DOI: 10.1039/d3cs00730h] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/09/2024]
Abstract
Borataalkenes and boraalkenes are the boron-containing isoelectronic analogues of alkenes and vinyl cations respectively. Compared with alkenes, the borataalkene and boraalkene ligand motifs in transition metal coordination chemistry are relatively underexplored. In this review, the synthesis of borataalkene and boraalkene complexes and other transition metal complexes featuring the η2-B,C coordination mode is described. The diversity of coordination modes and geometry in these complexes, and the spectroscopic and structural evidence supporting their assignments is disclosed as well as computational analysis of bonding. The applications of the borataalkene ligand motif in synthetic organic homogeneous catalysis, especially those involving geminal bis(pinacolatoboronates) and 1,4-azaborines, are discussed.
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Affiliation(s)
- Maxwell Eaton
- Department of Chemistry, Boston College, Chestnut Hill, Massachusetts, 02467-3860, USA.
| | - Yuanzhe Zhang
- Department of Chemistry, Boston College, Chestnut Hill, Massachusetts, 02467-3860, USA.
| | - Shih-Yuan Liu
- Department of Chemistry, Boston College, Chestnut Hill, Massachusetts, 02467-3860, USA.
- Université de Pau et des Pays de l'Adour, E2S UPPA/CNRS, Institut des Sciences Analytiques et de Physico-Chimie pour l'Environnement et les Matériaux IPREM UMR 5254. Hélioparc, 2 avenue P. Angot, 64053 Pau cedex 09, France
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Cui P, Gao H, Wang Y, Tung CH, Kong L. The Cation‐π Interactions in a Potassium Alkylideneborane Complex. Eur J Inorg Chem 2022. [DOI: 10.1002/ejic.202200400] [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)
- Ping Cui
- Shandong University School of Chemistry and Chemical Engineering CHINA
| | - Hao Gao
- Shandong University School of Chemistry and Chemical Engineering CHINA
| | - Yu Wang
- Shandong University School of Chemistry and Chemical Engineering CHINA
| | - Chen-Ho Tung
- Shandong University School of Chemistry and Chemical Engineering CHINA
| | - Lingbing Kong
- Shandong University School of Chemistry and Chemical Engineering 27 Shanda Nanlu 250100 Jinan CHINA
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Krämer F, Radius M, Berberich H, Fernández I, Breher F. A neutral, acyclic, borataalkene-like ligand for group 11 metals: L- and Z-type ligands side by side. Chem Commun (Camb) 2022; 58:3905-3908. [PMID: 35237782 DOI: 10.1039/d2cc00199c] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/17/2023]
Abstract
The overall neutral α-borylated phosphorus ylide Ph3PC(Me)BEt2 behaves like a polar borataalkene and can act as acyclic, ambiphilic π-type ligand with L- and Z-type functionalities side by side. In the complexes [MX{η2-Ph3PC(Me)BEt2}] (M = Cu, (Ag), Au; X = Cl, NTf2), the bonding is dominated by the highly nucleophilic ylidic carbon atom (L-type ligand). The Lewis acidic boron atom furnishes nonetheless a small but significant bonding contribution (Z-type ligand).
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Affiliation(s)
- Felix Krämer
- Institute of Inorganic Chemistry, Karlsruhe Institute of Technology (KIT), Engesserstr. 15, Karlsruhe 76131, Germany.
| | - Michael Radius
- Institute of Inorganic Chemistry, Karlsruhe Institute of Technology (KIT), Engesserstr. 15, Karlsruhe 76131, Germany.
| | - Helga Berberich
- Institute of Inorganic Chemistry, Karlsruhe Institute of Technology (KIT), Engesserstr. 15, Karlsruhe 76131, Germany.
| | - Israel Fernández
- Departamento de Química Orgánica I, Facultad de Ciencias Químicas and Centro de Innovación en Química Avanzada (ORFEO-CINQA), Universidad Complutense de Madrid, Madrid 28040, Spain.
| | - Frank Breher
- Institute of Inorganic Chemistry, Karlsruhe Institute of Technology (KIT), Engesserstr. 15, Karlsruhe 76131, Germany.
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Phillips NA, Kong RY, White AJP, Crimmin MR. Group 11 Borataalkene Complexes: Models for Alkene Activation. Angew Chem Int Ed Engl 2021; 60:12013-12019. [PMID: 33605521 PMCID: PMC8252388 DOI: 10.1002/anie.202100919] [Citation(s) in RCA: 18] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/20/2021] [Indexed: 12/31/2022]
Abstract
A series of linear late transition metal (M=Cu, Ag, Au and Zn) complexes featuring a side-on [B=C]- containing ligand have been isolated and characterised. The [B=C]- moiety is isoelectronic with the C=C system of an alkene. Comparison across the series shows that in the solid-state, deviation between the η2 and η1 coordination mode occurs. A related zinc complex containing two [B=C]- ligands was prepared as a further point of comparison for the η1 coordination mode. The bonding in these new complexes has been interrogated by computational techniques (QTAIM, NBO, ETS-NOCV) and rationalised in terms of the Dewar-Chatt-Duncanson model. The combined structural and computational data provide unique insight into catalytically relevant linear d10 complexes of Cu, Ag and Au. Slippage is proposed to play a key role in catalytic reactions of alkenes through disruption and polarisation of the π-system. Through the preparation and analysis of a consistent series of group 11 complexes, we show that variation of the metal can impact the coordination mode and hence substrate activation.
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Affiliation(s)
- Nicholas A. Phillips
- Department of Chemistry, Molecular Sciences Research HubImperial College London82 Wood Lane, Shepherds BushLondonW12 0BZUK
| | - Richard Y. Kong
- Department of Chemistry, Molecular Sciences Research HubImperial College London82 Wood Lane, Shepherds BushLondonW12 0BZUK
| | - Andrew J. P. White
- Department of Chemistry, Molecular Sciences Research HubImperial College London82 Wood Lane, Shepherds BushLondonW12 0BZUK
| | - Mark R. Crimmin
- Department of Chemistry, Molecular Sciences Research HubImperial College London82 Wood Lane, Shepherds BushLondonW12 0BZUK
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Phillips NA, Kong RY, White AJP, Crimmin MR. Group 11 Borataalkene Complexes: Models for Alkene Activation. Angew Chem Int Ed Engl 2021. [DOI: 10.1002/ange.202100919] [Citation(s) in RCA: 10] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
Affiliation(s)
- Nicholas A. Phillips
- Department of Chemistry, Molecular Sciences Research Hub Imperial College London 82 Wood Lane, Shepherds Bush London W12 0BZ UK
| | - Richard Y. Kong
- Department of Chemistry, Molecular Sciences Research Hub Imperial College London 82 Wood Lane, Shepherds Bush London W12 0BZ UK
| | - Andrew J. P. White
- Department of Chemistry, Molecular Sciences Research Hub Imperial College London 82 Wood Lane, Shepherds Bush London W12 0BZ UK
| | - Mark R. Crimmin
- Department of Chemistry, Molecular Sciences Research Hub Imperial College London 82 Wood Lane, Shepherds Bush London W12 0BZ UK
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Lu W, Li Y, Ganguly R, Kinjo R. Crystalline Neutral Allenic Diborene. Angew Chem Int Ed Engl 2017; 56:9829-9832. [DOI: 10.1002/anie.201704887] [Citation(s) in RCA: 50] [Impact Index Per Article: 7.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/12/2017] [Indexed: 11/12/2022]
Affiliation(s)
- Wei Lu
- Division of Chemistry and Biological ChemistrySchool of Physical and Mathematical SciencesNanyang Technological University Nanyang Link 21 Singapore 637371 Singapore
| | - Yongxin Li
- Division of Chemistry and Biological ChemistrySchool of Physical and Mathematical SciencesNanyang Technological University Nanyang Link 21 Singapore 637371 Singapore
| | - Rakesh Ganguly
- Division of Chemistry and Biological ChemistrySchool of Physical and Mathematical SciencesNanyang Technological University Nanyang Link 21 Singapore 637371 Singapore
| | - Rei Kinjo
- Division of Chemistry and Biological ChemistrySchool of Physical and Mathematical SciencesNanyang Technological University Nanyang Link 21 Singapore 637371 Singapore
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Affiliation(s)
- Wei Lu
- Division of Chemistry and Biological ChemistrySchool of Physical and Mathematical SciencesNanyang Technological University Nanyang Link 21 Singapore 637371 Singapore
| | - Yongxin Li
- Division of Chemistry and Biological ChemistrySchool of Physical and Mathematical SciencesNanyang Technological University Nanyang Link 21 Singapore 637371 Singapore
| | - Rakesh Ganguly
- Division of Chemistry and Biological ChemistrySchool of Physical and Mathematical SciencesNanyang Technological University Nanyang Link 21 Singapore 637371 Singapore
| | - Rei Kinjo
- Division of Chemistry and Biological ChemistrySchool of Physical and Mathematical SciencesNanyang Technological University Nanyang Link 21 Singapore 637371 Singapore
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9
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Straub BF, Gleiter R, Meier C, Gade LH. Organometallic chemistry. Beilstein J Org Chem 2016; 12:2216-2221. [PMID: 27829930 PMCID: PMC5082459 DOI: 10.3762/bjoc.12.213] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/19/2016] [Accepted: 09/29/2016] [Indexed: 11/23/2022] Open
Affiliation(s)
- Bernd F Straub
- Organisch-Chemisches Institut, Universität Heidelberg, Im Neuenheimer Feld 270, D-69120 Heidelberg, Germany
| | - Rolf Gleiter
- Organisch-Chemisches Institut, Universität Heidelberg, Im Neuenheimer Feld 270, D-69120 Heidelberg, Germany
| | - Claudia Meier
- Department Chemie, Ludwig-Maximilians-Universität München, Butenandtstrasse 5-13 (Haus F), D-81377 München, Germany
| | - Lutz H Gade
- Anorganisch-Chemisches Institut, Universität Heidelberg, Im Neuenheimer Feld 270, D-69120 Heidelberg, Germany
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10
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Kozioł A, Jerzykiewicz LB, Justyniak I, Lis T, Pasynkiewicz S, Pietrzykowski A. New ionic fluorenylnickel complexes: Synthesis and solid state structure. J Organomet Chem 2014. [DOI: 10.1016/j.jorganchem.2014.05.026] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
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11
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Miyada T, Yamashita M. Oxygenation of a Ruthenium Complex Bearing a PBP-Pincer Ligand Inducing the Formation of a Boronato Ligand with a Weak Ru–O Bond. Organometallics 2013. [DOI: 10.1021/om400915x] [Citation(s) in RCA: 52] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/25/2022]
Affiliation(s)
- Takuma Miyada
- Department
of Applied Chemistry,
Faculty of Science and Engineering, Chuo University, 1-13-27 Kasuga, Bunkyo-ku, Tokyo 112-8551, Japan
| | - Makoto Yamashita
- Department
of Applied Chemistry,
Faculty of Science and Engineering, Chuo University, 1-13-27 Kasuga, Bunkyo-ku, Tokyo 112-8551, Japan
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12
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Amgoune A, Ladeira S, Miqueu K, Bourissou D. Coordination of Phosphinoboranes R2PB(C6F5)2 to Platinum: An Alkene-Type Behavior. J Am Chem Soc 2012; 134:6560-3. [DOI: 10.1021/ja301929n] [Citation(s) in RCA: 42] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Abderrahmane Amgoune
- Université de Toulouse, UPS, LHFA, 118 Route de Narbonne, F-31062
Toulouse, France; CNRS, LHFA UMR 5069, F-31062 Toulouse, France
| | - Sonia Ladeira
- Université de Toulouse, UPS, Institut de Chimie de Toulouse, FR2599,
118 Route de Narbonne, F-31062 Toulouse, France
| | - Karinne Miqueu
- Institut des Sciences Analytiques
et de Physico-Chimie pour l’Environnement et les Matériaux
(UMR 5254), Equipe Chimie Physique; Université de Pau et des Pays de l’Adour, Hélioparc,
2 Avenue du Président Angot, 64053 Pau cedex 09, France
| | - Didier Bourissou
- Université de Toulouse, UPS, LHFA, 118 Route de Narbonne, F-31062
Toulouse, France; CNRS, LHFA UMR 5069, F-31062 Toulouse, France
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13
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Emslie DJH, Cowie BE, Kolpin KB. Acyclic boron-containing π-ligand complexes: η2- and η3-coordination modes. Dalton Trans 2011; 41:1101-17. [PMID: 21983808 DOI: 10.1039/c1dt11271f] [Citation(s) in RCA: 63] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Cyclic boron-containing π-ligands such as boratabenzenes and borollides are well established, in particular as supporting ligands. By contrast, the chemistry of acyclic boron-containing π-ligands has remained relatively unexplored, presumably in part due to the higher reactivity of acyclic π-ligands relative to cyclic analogues. This perspective is focused on the synthesis, structures and reactivity of isolated transition metal complexes bearing η(n)-coordinated (n = 2 or 3) acyclic boron-containing ligands. Both monometallic and multimetallic compounds are included, and are discussed with an emphasis on metal-ligand and intraligand bonding and parallels with hydrocarbon π-ligand complexes.
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Affiliation(s)
- David J H Emslie
- Department of Chemistry, McMaster University, 1280 Main Street West, Hamilton, ON L8S 4M1, Canada.
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Braunschweig H, Radacki K, Uttinger K. Synthesis and Characterisation of Semi-Bridging Molybdenum Borylene Complexes. Eur J Inorg Chem 2007. [DOI: 10.1002/ejic.200700356] [Citation(s) in RCA: 22] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
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15
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Goh YW, Danczak SM, Lim TK, White JM. Manifestations of the Alder−Rickert Reaction in the Structures of Bicyclo[2.2.2]octadiene and Bicyclo[2.2.2]octene Derivatives. J Org Chem 2007; 72:2929-35. [PMID: 17371072 DOI: 10.1021/jo0625610] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
The Alder-Rickert ethylene extrusion reaction manifests in the ground state structures of compounds 9-12 which contain the bicyclo[2.2.2]octadiene moiety and compounds 13, 14, and 17-20 which contain the bicyclo[2.2.2]octene moiety. A significant decrease of the 13C-13C one-bond coupling constants for the C-C bonds, which break in this fragmentation reaction, suggests lengthening, and hence weakening of these bonds. In the unsymmetrical systems these effects are also shown to be associated with strengthening of the CH2-CH2 bond, which is ultimately lost from the molecule as ethylene. Low-temperature crystal structures of compounds 9-12 and 16 provide evidence for similar crystal packing requirements of the CH2-CH2 and CH=CH moieties.
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Affiliation(s)
- Yit Wooi Goh
- School of Chemistry and Bio-21 Institute, The University of Melbourne, Parkville Vic 3010 Melbourne, Australia
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Irvine GJ, Lesley MJG, Marder TB, Norman NC, Rice CR, Robins EG, Roper WR, Whittell GR, Wright LJ. Transition Metalminus signBoryl Compounds: Synthesis, Reactivity, and Structure. Chem Rev 1998; 98:2685-2722. [PMID: 11848976 DOI: 10.1021/cr9500085] [Citation(s) in RCA: 495] [Impact Index Per Article: 19.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Geoffrey J. Irvine
- The University of Auckland, Department of Chemistry, Private Bag 92019, Auckland, New Zealand, The University of Bristol, School of Chemistry, Bristol, BS8 1TS, U.K., and The University of Durham, Department of Chemistry, Durham, DH1 3LE, U.K
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Frühauf HW. Metal-Assisted Cycloaddition Reactions in Organotransition Metal Chemistry. Chem Rev 1997; 97:523-596. [PMID: 11848882 DOI: 10.1021/cr941164z] [Citation(s) in RCA: 441] [Impact Index Per Article: 16.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Hans-Werner Frühauf
- Anorganisch Chemisch Laboratorium, J. H. van't Hoff Research Instituut, Universiteit van Amsterdam, Nieuwe Achtergracht 166, NL-1018 WV Amsterdam, The Netherlands
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Boron–Carbon Multiple Bonds. ADVANCES IN ORGANOMETALLIC CHEMISTRY 1996. [DOI: 10.1016/s0065-3055(08)60472-4] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 04/05/2023]
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19
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Gunale A, Pritzkow H, Siebert W, Steiner D, Berndt A. Dicobalt and Diplatinum Complexes of Diborylcarbenes. Angew Chem Int Ed Engl 1995. [DOI: 10.1002/anie.199511111] [Citation(s) in RCA: 20] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
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Gunale A, Pritzkow H, Siebert W, Steiner D, Berndt A. Dicobalt- und Diplatin-Komplexe von Diborylcarbenen. Angew Chem Int Ed Engl 1995. [DOI: 10.1002/ange.19951071011] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
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Gabbert G, Weinmann W, Pritzkow H, Siebert W. 1-Borabutadien(cyclopentadienyl)cobalt-Komplexe. Angew Chem Int Ed Engl 1992. [DOI: 10.1002/ange.19921041232] [Citation(s) in RCA: 15] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
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Mayer EP, Nöth H, Rattay W, Wietelmann U. Beiträge zur Chemie des Bors, 211. Zum Aufbau von Bor-Germanium-Bindungen mit Dimethylgermylen. ACTA ACUST UNITED AC 1992. [DOI: 10.1002/cber.19921250217] [Citation(s) in RCA: 21] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
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