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Lohrey TD, Fostvedt JI, Bergman RG, Arnold J. Electron acceptors promote proton–hydride tautomerism in low valent rhenium β-diketiminates. Chem Commun (Camb) 2020; 56:3761-3764. [DOI: 10.1039/c9cc09475j] [Citation(s) in RCA: 9] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
We report a series of β-diketiminate (BDI) complexes in which tautomeric rhenium(iii) hydride and rhenium(i) protio-BDI species readily interconvert between the solid and solution states.
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Affiliation(s)
- Trevor D. Lohrey
- Department of Chemistry
- University of California
- Berkeley
- USA
- Chemical Sciences Division
| | | | | | - John Arnold
- Department of Chemistry
- University of California
- Berkeley
- USA
- Chemical Sciences Division
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Lohrey TD, Bergman RG, Arnold J. Olefin‐Supported Rhenium(III) Terminal Oxo Complexes Generated by Nucleophilic Addition to a Cyclopentadienyl Ligand. Angew Chem Int Ed Engl 2017. [DOI: 10.1002/ange.201707957] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
Affiliation(s)
- Trevor D. Lohrey
- Department of Chemistry University of California, Berkeley 420 Latimer Hall Berkeley CA 94720 USA
- Chemical Sciences Division Lawrence Berkeley National Laboratory 1 Cyclotron Road Berkeley CA 94720 USA
| | - Robert G. Bergman
- Department of Chemistry University of California, Berkeley 420 Latimer Hall Berkeley CA 94720 USA
| | - John Arnold
- Department of Chemistry University of California, Berkeley 420 Latimer Hall Berkeley CA 94720 USA
- Chemical Sciences Division Lawrence Berkeley National Laboratory 1 Cyclotron Road Berkeley CA 94720 USA
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Lohrey TD, Bergman RG, Arnold J. Olefin-Supported Rhenium(III) Terminal Oxo Complexes Generated by Nucleophilic Addition to a Cyclopentadienyl Ligand. Angew Chem Int Ed Engl 2017; 56:14241-14245. [PMID: 28929597 DOI: 10.1002/anie.201707957] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/03/2017] [Revised: 08/31/2017] [Indexed: 11/10/2022]
Abstract
The reactivity of the oxo ReV β-diketiminate, OReCl2 (BDI), with various cyclopentadienide (Cp) sources has been investigated. As a result, we have developed a route to a new class of terminal oxo complexes of ReIII supported by olefin moieties of substituted cyclopentadienes. The success of this pathway is due to the electrophilic nature of the Cp ligand in the cation, [ORe(η5 -Cp)(BDI)]+ (3+ ), which allows for nucleophilic attack by a variety of reagents under mild conditions. In contrast, t BuNC was found to attack at the oxo moiety to produce isocyanate by oxygen atom transfer.
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Affiliation(s)
- Trevor D Lohrey
- Department of Chemistry, University of California, Berkeley, 420 Latimer Hall, Berkeley, CA, 94720, USA.,Chemical Sciences Division, Lawrence Berkeley National Laboratory, 1 Cyclotron Road, Berkeley, CA, 94720, USA
| | - Robert G Bergman
- Department of Chemistry, University of California, Berkeley, 420 Latimer Hall, Berkeley, CA, 94720, USA
| | - John Arnold
- Department of Chemistry, University of California, Berkeley, 420 Latimer Hall, Berkeley, CA, 94720, USA.,Chemical Sciences Division, Lawrence Berkeley National Laboratory, 1 Cyclotron Road, Berkeley, CA, 94720, USA
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Alvarez B, Alvarez MA, García ME, García-Vivó D, Ruiz MA. C-C and C-N Couplings Following Hydride Addition on Isocyanide Cyclopolyenyl Dimolybdenum Complexes to Give Tethered Aldimine and Aminocarbene Derivatives. Chemistry 2017; 23:14027-14038. [PMID: 28776777 DOI: 10.1002/chem.201702998] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/29/2017] [Indexed: 11/06/2022]
Abstract
Reaction of [Mo2 Cp2 (μ-κ1 :κ1 ,η6 -PMes*)(CO)2 ] with S or Se followed by protonation with [H(OEt2 )2 ](BAr'4 ) gave the cationic derivatives [Mo2 Cp2 {μ-κ2P,E :κ1P ,η5 -EP(C6 H3 tBu3 )}(CNR)(CO)2 ](BAr'4 ) (E=S; R=tBu, iPr, Ph, 4-C6 H4 OMe, Xyl; or E=Se; R=tBu; Ar'=3,5-C6 H3 (CF3 )2 ). Reaction of the latter with K[BHsBu3 ] yielded the aldimine complexes [Mo2 Cp2 {μ-κ2P,E :κ2P,N ,η4 -SP(C6 H3 tBu3 (CHNR))}(CO)2 ] and their aminocarbene isomers [Mo2 Cp2 {μ-κ2P,E :κ2P,C ,η4 -SP(C6 H3 tBu3 (NRCH))}(CO)2 ] (R ≠ Xyl), following C-C and C-N couplings, respectively. Monitoring of these reactions revealed that the initial H- attack takes place at a Cp ligand to give cyclopentadiene intermediates [Mo2 Cp{μ-κ2P,S :κ1P ,η5 -SP(C6 H3 tBu3 )}(η4 -C5 H6 )(CNR)(CO)2 ], which then undergo C-H oxidative addition to give the hydride isomers [Mo2 Cp2 {μ-κ2P,S :κ1P ,η3 -SP(C6 H3 tBu3 )}(H)(CNR)(CO)2 ]. In turn, the latter rearrange to give the aldimine and aminocarbene complexes. DFT calculations revealed that the hydride intermediates first undergo migratory insertion of the isocyanide ligand into the Mo-H bond to give unobservable formimidoyl intermediates, which then evolve either by nucleophilic attack of the N atom on the C6 ring (C-N coupling) or by migratory insertion of the formimidoyl ligand into the C6 ring (C-C coupling). Our data suggest that increasing the size of the substituent R at the isocyanide ligand destabilizes the aldimine isomer to a greater extent, thus favoring formation of the aminocarbene complex.
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Affiliation(s)
- Belén Alvarez
- Departamento de Química Orgánica e Inorgánica/IUQOEM, Universidad de Oviedo, 33071, Oviedo, Spain
| | - M Angeles Alvarez
- Departamento de Química Orgánica e Inorgánica/IUQOEM, Universidad de Oviedo, 33071, Oviedo, Spain
| | - M Esther García
- Departamento de Química Orgánica e Inorgánica/IUQOEM, Universidad de Oviedo, 33071, Oviedo, Spain
| | - Daniel García-Vivó
- Departamento de Química Orgánica e Inorgánica/IUQOEM, Universidad de Oviedo, 33071, Oviedo, Spain
| | - Miguel A Ruiz
- Departamento de Química Orgánica e Inorgánica/IUQOEM, Universidad de Oviedo, 33071, Oviedo, Spain
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Ryan DE, Cardin DJ, Hartl F. η3-Allyl carbonyl complexes of group 6 metals: Structural aspects, isomerism, dynamic behaviour and reactivity. Coord Chem Rev 2017. [DOI: 10.1016/j.ccr.2016.12.018] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/20/2022]
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Comparing spectroscopic and electrochemical properties of complexes of type Cp’M(η3-C3H5)(CO)2 (Cp’ = Cp, Ind, Flu): A complementary experimental and DFT study. J Organomet Chem 2015. [DOI: 10.1016/j.jorganchem.2015.04.001] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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Alvarez MA, García ME, García-Vivó D, Martínez ME, Ramos A, Ruiz MA. Insertion, coupling and elimination processes in the reactions of the unsaturated alkyl-bridged complexes [Mo2(η5-C5H5)2(μ-CH2R)(μ-PCy2)(CO)2] (R = H, Ph) with isocyanides and secondary phosphines. Dalton Trans 2014; 43:7780-94. [DOI: 10.1039/c4dt00398e] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
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Seino H, Mizobe Y. Reactions of Dienes with a Mo(0) Complex with Tetraphosphine Coligand [Mo(P4)(Ph2PCH2CH2PPh2)] (P4 =Meso-o-C6H4(PPhCH2CH2PPh2)2). J CHIN CHEM SOC-TAIP 2013. [DOI: 10.1002/jccs.201000021] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
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Alvarez MA, Alvarez B, García ME, García-Vivó D, Ruiz MA. Stepwise hydrogenation of an arylthiophosphinidene isocyanide complex to give tethered aldimine and aminocarbene functions. Dalton Trans 2013; 42:11039-42. [DOI: 10.1039/c3dt51562a] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/27/2022]
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Braga SS, GonÇalves IS, Ribeiro-Claro P, Lopes AD, Pillinger M, Teixeira-Dias JJ, Rocha J, Romão CC. Encapsulation of Cyano(cyclopentadienyl) Complexes of Iron with β-cyclodextrin. Supramol Chem 2010. [DOI: 10.1080/10610270290029308] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 10/28/2022]
Affiliation(s)
- Susana S. Braga
- a Department of Chemistry , University of Aveiro , Campus de Santiago, Aveiro , 3810-193 , Portugal
| | - Isabel S. GonÇalves
- a Department of Chemistry , University of Aveiro , Campus de Santiago, Aveiro , 3810-193 , Portugal
| | - Paulo Ribeiro-Claro
- a Department of Chemistry , University of Aveiro , Campus de Santiago, Aveiro , 3810-193 , Portugal
- b Química-Física Molecular, Faculdade de Ciências e Tecnologia , Universidade de Coimbra , Coimbra , 3004-353 , Portugal
| | - André D. Lopes
- a Department of Chemistry , University of Aveiro , Campus de Santiago, Aveiro , 3810-193 , Portugal
| | - Martyn Pillinger
- a Department of Chemistry , University of Aveiro , Campus de Santiago, Aveiro , 3810-193 , Portugal
| | - José J.C. Teixeira-Dias
- a Department of Chemistry , University of Aveiro , Campus de Santiago, Aveiro , 3810-193 , Portugal
| | - João Rocha
- a Department of Chemistry , University of Aveiro , Campus de Santiago, Aveiro , 3810-193 , Portugal
| | - Carlos C. Romão
- c Quinta do Marquês , Instituto de Tecnologia Química e Biológica , EAN Apt 127, Oeiras , 2781-901 , Portugal
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Basato M, Biffis A, Buscemi G, Callegaro E, Polo M, Tubaro C, Venzo A, Vianini C, Graiff C, Tiripicchio A, Benetollo F. Reaction of Cyclopentadienyl Ruthenium Complexes with a Carborane Anion: Effect of the Spectator Ligands on the Substitution Site. Organometallics 2007. [DOI: 10.1021/om700305e] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Marino Basato
- Dipartimento di Scienze Chimiche, Università di Padova and ISTM-CNR, via Marzolo 1, I-35131, Padova, Italy, Dipartimento di Chimica Generale ed Inorganica, Chimica Analitica, Chimica Fisica, Università di Parma, Viale G.P. Usberti 17/A, I-43100, Parma, Italy, and ICIS-CNR, Corso Stati Uniti 4, I-35127, Padova, Italy
| | - Andrea Biffis
- Dipartimento di Scienze Chimiche, Università di Padova and ISTM-CNR, via Marzolo 1, I-35131, Padova, Italy, Dipartimento di Chimica Generale ed Inorganica, Chimica Analitica, Chimica Fisica, Università di Parma, Viale G.P. Usberti 17/A, I-43100, Parma, Italy, and ICIS-CNR, Corso Stati Uniti 4, I-35127, Padova, Italy
| | - Gabriella Buscemi
- Dipartimento di Scienze Chimiche, Università di Padova and ISTM-CNR, via Marzolo 1, I-35131, Padova, Italy, Dipartimento di Chimica Generale ed Inorganica, Chimica Analitica, Chimica Fisica, Università di Parma, Viale G.P. Usberti 17/A, I-43100, Parma, Italy, and ICIS-CNR, Corso Stati Uniti 4, I-35127, Padova, Italy
| | - Elena Callegaro
- Dipartimento di Scienze Chimiche, Università di Padova and ISTM-CNR, via Marzolo 1, I-35131, Padova, Italy, Dipartimento di Chimica Generale ed Inorganica, Chimica Analitica, Chimica Fisica, Università di Parma, Viale G.P. Usberti 17/A, I-43100, Parma, Italy, and ICIS-CNR, Corso Stati Uniti 4, I-35127, Padova, Italy
| | - Mauro Polo
- Dipartimento di Scienze Chimiche, Università di Padova and ISTM-CNR, via Marzolo 1, I-35131, Padova, Italy, Dipartimento di Chimica Generale ed Inorganica, Chimica Analitica, Chimica Fisica, Università di Parma, Viale G.P. Usberti 17/A, I-43100, Parma, Italy, and ICIS-CNR, Corso Stati Uniti 4, I-35127, Padova, Italy
| | - Cristina Tubaro
- Dipartimento di Scienze Chimiche, Università di Padova and ISTM-CNR, via Marzolo 1, I-35131, Padova, Italy, Dipartimento di Chimica Generale ed Inorganica, Chimica Analitica, Chimica Fisica, Università di Parma, Viale G.P. Usberti 17/A, I-43100, Parma, Italy, and ICIS-CNR, Corso Stati Uniti 4, I-35127, Padova, Italy
| | - Alfonso Venzo
- Dipartimento di Scienze Chimiche, Università di Padova and ISTM-CNR, via Marzolo 1, I-35131, Padova, Italy, Dipartimento di Chimica Generale ed Inorganica, Chimica Analitica, Chimica Fisica, Università di Parma, Viale G.P. Usberti 17/A, I-43100, Parma, Italy, and ICIS-CNR, Corso Stati Uniti 4, I-35127, Padova, Italy
| | - Chiara Vianini
- Dipartimento di Scienze Chimiche, Università di Padova and ISTM-CNR, via Marzolo 1, I-35131, Padova, Italy, Dipartimento di Chimica Generale ed Inorganica, Chimica Analitica, Chimica Fisica, Università di Parma, Viale G.P. Usberti 17/A, I-43100, Parma, Italy, and ICIS-CNR, Corso Stati Uniti 4, I-35127, Padova, Italy
| | - Claudia Graiff
- Dipartimento di Scienze Chimiche, Università di Padova and ISTM-CNR, via Marzolo 1, I-35131, Padova, Italy, Dipartimento di Chimica Generale ed Inorganica, Chimica Analitica, Chimica Fisica, Università di Parma, Viale G.P. Usberti 17/A, I-43100, Parma, Italy, and ICIS-CNR, Corso Stati Uniti 4, I-35127, Padova, Italy
| | - Antonio Tiripicchio
- Dipartimento di Scienze Chimiche, Università di Padova and ISTM-CNR, via Marzolo 1, I-35131, Padova, Italy, Dipartimento di Chimica Generale ed Inorganica, Chimica Analitica, Chimica Fisica, Università di Parma, Viale G.P. Usberti 17/A, I-43100, Parma, Italy, and ICIS-CNR, Corso Stati Uniti 4, I-35127, Padova, Italy
| | - Franco Benetollo
- Dipartimento di Scienze Chimiche, Università di Padova and ISTM-CNR, via Marzolo 1, I-35131, Padova, Italy, Dipartimento di Chimica Generale ed Inorganica, Chimica Analitica, Chimica Fisica, Università di Parma, Viale G.P. Usberti 17/A, I-43100, Parma, Italy, and ICIS-CNR, Corso Stati Uniti 4, I-35127, Padova, Italy
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Synthesis and structural characterization of new mixed-ring indenyl derivatives of molybdenum containing phosphorus ligands. J Organomet Chem 2007. [DOI: 10.1016/j.jorganchem.2006.12.015] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
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Pereira CCL, Braga SS, Paz FAA, Pillinger M, Klinowski J, Gonçalves IS. Structural Studies of [CpMoL2(CO)2]+ (L = NCMe, L2 = 2,2′-biimidazole) Complexes and Their Inclusion Compounds with Cyclodextrins. Eur J Inorg Chem 2006. [DOI: 10.1002/ejic.200600551] [Citation(s) in RCA: 21] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
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Chisholm MH, Gallucci JC, Hollandsworth CB. Alcoholysis of gauche-1,2-(η3-Cp)2W2(NMe2)4: Structural evidence for WW bond cleavage and proton transfer to bound cyclopentadiene. INORG CHEM COMMUN 2006. [DOI: 10.1016/j.inoche.2006.04.035] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
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Cabon N, Pétillon FY, Orain PY, Schollhammer P, Talarmin J, Muir KW. Controlled nucleophilic activation of different sites in [Mo2Cp2L2(μ-SMe)2(μ-L′)]+ cations (L=ButNC, xylNC, CO; L′=SMe or PPh2). J Organomet Chem 2005. [DOI: 10.1016/j.jorganchem.2005.07.034] [Citation(s) in RCA: 18] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]
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Lentz MR, Fanwick PE, Rothwell IP. Low-Valent Tungsten Aryloxide Compounds with Pyridine Ancillary Ligation: Intramolecular Reduction of Heterocyclic and Aromatic Rings Including Formation of an η5-Cyclohexadienyl Group. Organometallics 2003. [DOI: 10.1021/om030054s] [Citation(s) in RCA: 24] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Margaret R. Lentz
- Department of Chemistry, Purdue University, 560 Oval Drive, West Lafayette, Indiana 47907-2038
| | - Phillip E. Fanwick
- Department of Chemistry, Purdue University, 560 Oval Drive, West Lafayette, Indiana 47907-2038
| | - Ian P. Rothwell
- Department of Chemistry, Purdue University, 560 Oval Drive, West Lafayette, Indiana 47907-2038
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Gonçalves IS, Ribeiro-Claro P, Romão CC, Royo B, Tavares ZM. The effect of trimethylsilyl substituents on the ring-slippage of bis-indenyl-molybdenocene derivatives. J Organomet Chem 2002. [DOI: 10.1016/s0022-328x(01)01479-6] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/17/2022]
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Lima S, Gonçalves IS, Ribeiro-Claro P, Pillinger M, Lopes AD, Ferreira P, Teixeira-Dias JJC, Rocha J, Romão CC. Interactions of Cationic and Neutral Molybdenum Complexes with β-Cyclodextrin Host Molecules. Organometallics 2001. [DOI: 10.1021/om001088s] [Citation(s) in RCA: 30] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Sérgio Lima
- Department of Chemistry, University of Aveiro, Campus de Santiago, 3810-193 Aveiro, Portugal, Química-Física Molecular, Faculdade de Ciências e Tecnologia, Universidade de Coimbra, 3004-353 Coimbra, Portugal, and Instituto de Tecnologia Química e Biológica, Quinta do Marquês, EAN, Apt 127, 2781-901 Oeiras, Portugal
| | - Isabel S. Gonçalves
- Department of Chemistry, University of Aveiro, Campus de Santiago, 3810-193 Aveiro, Portugal, Química-Física Molecular, Faculdade de Ciências e Tecnologia, Universidade de Coimbra, 3004-353 Coimbra, Portugal, and Instituto de Tecnologia Química e Biológica, Quinta do Marquês, EAN, Apt 127, 2781-901 Oeiras, Portugal
| | - Paulo Ribeiro-Claro
- Department of Chemistry, University of Aveiro, Campus de Santiago, 3810-193 Aveiro, Portugal, Química-Física Molecular, Faculdade de Ciências e Tecnologia, Universidade de Coimbra, 3004-353 Coimbra, Portugal, and Instituto de Tecnologia Química e Biológica, Quinta do Marquês, EAN, Apt 127, 2781-901 Oeiras, Portugal
| | - Martyn Pillinger
- Department of Chemistry, University of Aveiro, Campus de Santiago, 3810-193 Aveiro, Portugal, Química-Física Molecular, Faculdade de Ciências e Tecnologia, Universidade de Coimbra, 3004-353 Coimbra, Portugal, and Instituto de Tecnologia Química e Biológica, Quinta do Marquês, EAN, Apt 127, 2781-901 Oeiras, Portugal
| | - André D. Lopes
- Department of Chemistry, University of Aveiro, Campus de Santiago, 3810-193 Aveiro, Portugal, Química-Física Molecular, Faculdade de Ciências e Tecnologia, Universidade de Coimbra, 3004-353 Coimbra, Portugal, and Instituto de Tecnologia Química e Biológica, Quinta do Marquês, EAN, Apt 127, 2781-901 Oeiras, Portugal
| | - Paula Ferreira
- Department of Chemistry, University of Aveiro, Campus de Santiago, 3810-193 Aveiro, Portugal, Química-Física Molecular, Faculdade de Ciências e Tecnologia, Universidade de Coimbra, 3004-353 Coimbra, Portugal, and Instituto de Tecnologia Química e Biológica, Quinta do Marquês, EAN, Apt 127, 2781-901 Oeiras, Portugal
| | - José J. C. Teixeira-Dias
- Department of Chemistry, University of Aveiro, Campus de Santiago, 3810-193 Aveiro, Portugal, Química-Física Molecular, Faculdade de Ciências e Tecnologia, Universidade de Coimbra, 3004-353 Coimbra, Portugal, and Instituto de Tecnologia Química e Biológica, Quinta do Marquês, EAN, Apt 127, 2781-901 Oeiras, Portugal
| | - João Rocha
- Department of Chemistry, University of Aveiro, Campus de Santiago, 3810-193 Aveiro, Portugal, Química-Física Molecular, Faculdade de Ciências e Tecnologia, Universidade de Coimbra, 3004-353 Coimbra, Portugal, and Instituto de Tecnologia Química e Biológica, Quinta do Marquês, EAN, Apt 127, 2781-901 Oeiras, Portugal
| | - Carlos C. Romão
- Department of Chemistry, University of Aveiro, Campus de Santiago, 3810-193 Aveiro, Portugal, Química-Física Molecular, Faculdade de Ciências e Tecnologia, Universidade de Coimbra, 3004-353 Coimbra, Portugal, and Instituto de Tecnologia Química e Biológica, Quinta do Marquês, EAN, Apt 127, 2781-901 Oeiras, Portugal
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Rom�o CC. Modified molybdenum and tungsten metallocenes and ring-slippage reactions: new compounds and revisited concepts. Appl Organomet Chem 2000. [DOI: 10.1002/1099-0739(200010)14:10<539::aid-aoc36>3.0.co;2-p] [Citation(s) in RCA: 16] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
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Gonçalves IS, Herdtweck E, Romão CC, Royo B. Synthesis of bis-cyclopentadienyl, bis-indenyl and mixed-ring indenyl halides of tungsten. J Organomet Chem 1999. [DOI: 10.1016/s0022-328x(98)01143-7] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
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Gamelas CA, Herdtweck E, Lopes JP, Romão CC. Redox-Induced Indenyl Slippage in [IndCpMoL2]2+/+/0 Complexes. Organometallics 1999. [DOI: 10.1021/om9808357] [Citation(s) in RCA: 26] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Carla A. Gamelas
- Instituto de Tecnologia Química e Biológica da Universidade Nova de Lisboa, Quinta do Marquês, EAN, Apt 127, 2781-901 Oeiras, Portugal, Escola Superior de Tecnologia, Instituto Politécnico de Setúbal, 2900 Setúbal, Portugal, and Anorganisch-chemisches Institut, Technische Universität München, D-85478 Garching, Federal Republic of Germany
| | - Eberhardt Herdtweck
- Instituto de Tecnologia Química e Biológica da Universidade Nova de Lisboa, Quinta do Marquês, EAN, Apt 127, 2781-901 Oeiras, Portugal, Escola Superior de Tecnologia, Instituto Politécnico de Setúbal, 2900 Setúbal, Portugal, and Anorganisch-chemisches Institut, Technische Universität München, D-85478 Garching, Federal Republic of Germany
| | - João P. Lopes
- Instituto de Tecnologia Química e Biológica da Universidade Nova de Lisboa, Quinta do Marquês, EAN, Apt 127, 2781-901 Oeiras, Portugal, Escola Superior de Tecnologia, Instituto Politécnico de Setúbal, 2900 Setúbal, Portugal, and Anorganisch-chemisches Institut, Technische Universität München, D-85478 Garching, Federal Republic of Germany
| | - Carlos C. Romão
- Instituto de Tecnologia Química e Biológica da Universidade Nova de Lisboa, Quinta do Marquês, EAN, Apt 127, 2781-901 Oeiras, Portugal, Escola Superior de Tecnologia, Instituto Politécnico de Setúbal, 2900 Setúbal, Portugal, and Anorganisch-chemisches Institut, Technische Universität München, D-85478 Garching, Federal Republic of Germany
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Simanko W, Tesch W, Sapunov VN, Mereiter K, Schmid R, Kirchner K, Coddington J, Wherland S. Kinetics and Mechanism of Nucleophilic Substitutions on Coordinated Polyenes and Polyenyls. 3.1 Activation of η5-Cyclopentadienyl Ligands toward Nucleophilic Attack through η5 → η3 Ring Slippage and a Comparison with Reaction at C5H4O in [Ru(η5-C5H5)(η4-C5H4O)(L)]+ (L = CH3CN, Pyridine, Thiourea). Organometallics 1998. [DOI: 10.1021/om980701t] [Citation(s) in RCA: 20] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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Structural preferences of ν4-dienecyclopentadienyl complexes: molecular mechanics, molecular orbital and crystallographic studies. Inorganica Chim Acta 1998. [DOI: 10.1016/s0020-1693(97)06069-6] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
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Calhorda MJ, Gamelas CA, Gonçalves IS, Herdtweck E, Romão CC, Veiros LF. Ligand Dependence of the Indenyl Ring Slippage in [(η5-Ind)MoL2(CO)2]0,+ Complexes: Experimental and Theoretical Studies. Organometallics 1998. [DOI: 10.1021/om971005g] [Citation(s) in RCA: 50] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Maria J. Calhorda
- Instituto de Tecnologia Química e Biológica, Quinta do Marquês, EAN, Apt 127, 2780 Oeiras, Portugal, Departamento Química e Bioquímica, Faculdade de Ciências, Universidade de Lisboa, 1700 Lisboa, Portugal, Escola Superior de Tecnologia, Instituto Politécnico de Setúbal, 2900 Setúbal, Portugal, Departamento Química, Universidade de Aveiro, Campus de Santiago, 3800 Aveiro, Portugal, Anorganisch-chemisches Institut, Technische Universität München, D-85478 Garching, Federal Republic of Germany, and Centro de
| | - Carla A. Gamelas
- Instituto de Tecnologia Química e Biológica, Quinta do Marquês, EAN, Apt 127, 2780 Oeiras, Portugal, Departamento Química e Bioquímica, Faculdade de Ciências, Universidade de Lisboa, 1700 Lisboa, Portugal, Escola Superior de Tecnologia, Instituto Politécnico de Setúbal, 2900 Setúbal, Portugal, Departamento Química, Universidade de Aveiro, Campus de Santiago, 3800 Aveiro, Portugal, Anorganisch-chemisches Institut, Technische Universität München, D-85478 Garching, Federal Republic of Germany, and Centro de
| | - Isabel S. Gonçalves
- Instituto de Tecnologia Química e Biológica, Quinta do Marquês, EAN, Apt 127, 2780 Oeiras, Portugal, Departamento Química e Bioquímica, Faculdade de Ciências, Universidade de Lisboa, 1700 Lisboa, Portugal, Escola Superior de Tecnologia, Instituto Politécnico de Setúbal, 2900 Setúbal, Portugal, Departamento Química, Universidade de Aveiro, Campus de Santiago, 3800 Aveiro, Portugal, Anorganisch-chemisches Institut, Technische Universität München, D-85478 Garching, Federal Republic of Germany, and Centro de
| | - Eberhardt Herdtweck
- Instituto de Tecnologia Química e Biológica, Quinta do Marquês, EAN, Apt 127, 2780 Oeiras, Portugal, Departamento Química e Bioquímica, Faculdade de Ciências, Universidade de Lisboa, 1700 Lisboa, Portugal, Escola Superior de Tecnologia, Instituto Politécnico de Setúbal, 2900 Setúbal, Portugal, Departamento Química, Universidade de Aveiro, Campus de Santiago, 3800 Aveiro, Portugal, Anorganisch-chemisches Institut, Technische Universität München, D-85478 Garching, Federal Republic of Germany, and Centro de
| | - Carlos C. Romão
- Instituto de Tecnologia Química e Biológica, Quinta do Marquês, EAN, Apt 127, 2780 Oeiras, Portugal, Departamento Química e Bioquímica, Faculdade de Ciências, Universidade de Lisboa, 1700 Lisboa, Portugal, Escola Superior de Tecnologia, Instituto Politécnico de Setúbal, 2900 Setúbal, Portugal, Departamento Química, Universidade de Aveiro, Campus de Santiago, 3800 Aveiro, Portugal, Anorganisch-chemisches Institut, Technische Universität München, D-85478 Garching, Federal Republic of Germany, and Centro de
| | - Luís F. Veiros
- Instituto de Tecnologia Química e Biológica, Quinta do Marquês, EAN, Apt 127, 2780 Oeiras, Portugal, Departamento Química e Bioquímica, Faculdade de Ciências, Universidade de Lisboa, 1700 Lisboa, Portugal, Escola Superior de Tecnologia, Instituto Politécnico de Setúbal, 2900 Setúbal, Portugal, Departamento Química, Universidade de Aveiro, Campus de Santiago, 3800 Aveiro, Portugal, Anorganisch-chemisches Institut, Technische Universität München, D-85478 Garching, Federal Republic of Germany, and Centro de
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