Výsledky vyhledávání - "F. Javier Modrego"

N-Methylation of Amines with Methanol Catalyzed by Iridium(I) Complexes Bearing an N,O-Functionalized NHC Ligand

Autor: Miguel González-Lainez, M. Victoria Jiménez, Ramón Azpiroz, Vincenzo Passarelli, F. Javier Modrego, Jesús J. Pérez-Torrente

Publikováno v: Zaguán. Repositorio Digital de la Universidad de Zaragoza
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A set of neutral [IrBr(L2)(κC-tBuImCH2PyCH2OMe)] and cationic [Ir(L2)(κ2C,N-tBuImCH2PyCH2OMe)]PF6 (L2 = cod, (CO)2) Ir(I) compounds featuring a flexible lutidine-derived polydentate ligand having NHC and −OMe as donor functions have been evaluate

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4904ee7628f913c473107413694f63d9
https://doi.org/10.1021/acs.organomet.2c00125

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Mechanistic Investigation on the Polymerization of Phenylacetylene by 2-Diphenylphosphinopyridine Rhodium(I) Catalysts: Understanding the Role of the Cocatalyst and Alkynyl Intermediates

Autor: M. Victoria Jiménez, Luis A. Oro, Vincenzo Passarelli, Jesús J. Pérez-Torrente, F. Javier Modrego, Marta Angoy

Publikováno v: Digital.CSIC. Repositorio Institucional del CSIC
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The mono- and dinuclear rhodium(I) complexes featuring 2-(diphenylphosphino)pyridine ligands, [Rh(cod)(Ph2PPy)]+ and [Rh(nbd)(μ-Ph2PPy)]22+ (cod = 1,5-cyclooctadiene, nbd = 2,5-norbornadiene), have been prepared in order to be evaluated as phenylace

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::08a7ec946b09fcba5bb2d874f6b1ba8d
https://doi.org/10.1021/acs.organomet.8b00430

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Zwitterionic rhodium and iridium complexes based on a carboxylate bridge-functionalized bis-N-heterocyclic carbene ligand: Synthesis, structure, dynamic behavior, and reactivity

Autor: M. Victoria Jiménez, Jesús J. Pérez-Torrente, Vincenzo Passarelli, Fernando J. Lahoz, Raquel Puerta-Oteo, F. Javier Modrego

Publikováno v: Digital.CSIC. Repositorio Institucional del CSIC
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A series of water-soluble zwitterionic complexes featuring a carboxylate bridge-functionalized bis-N-heterocyclic carbene ligand of formula [Cp MCl{(MeIm)CHCOO}] and [M(diene){(MeIm)CHCOO}] (Cp∗ = 1,2,3,4,5-pentamethylcyclopentadienyl; M = Rh, Ir;

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ee0fa9ba91da70619d3db30d98d3d9a1
http://hdl.handle.net/10261/177148

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Oxidation and β-Alkylation of Alcohols Catalysed by Iridium(I) Complexes with Functionalised N-Heterocyclic Carbene Ligands

Autor: Javier Fernández-Tornos, Luis A. Oro, F. Javier Modrego, M. Victoria Jiménez, Jesús J. Pérez-Torrente

Publikováno v: Digital.CSIC. Repositorio Institucional del CSIC
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The borrowing hydrogen methodology allows for the use of alcohols as alkylating agents for C-C bond forming processes offering significant environmental benefits over traditional approaches. Iridium(I)-cyclooctadiene complexes having a NHC ligand wit

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4938c3bfbdf3715d89a8ccb2a272f4aa
https://doi.org/10.1002/chem.201502910

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ONO Dianionic Pincer-Type Ligand Precursors for the Synthesis of σ,π-Cyclooctenyl Iridium(III) Complexes: Formation Mechanism and Coordination Chemistry

Autor: Ingo Greger, Duc Hanh Nguyen, Luis A. Oro, Fernando J. Lahoz, F. Javier Modrego, M. Victoria Jiménez, Jesús J. Pérez-Torrente

Publikováno v: Digital.CSIC. Repositorio Institucional del CSIC
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The σ,π-cyclooctenyl iridium(III) pincer compounds [Ir(κ3-pydc-X)(1-κ-4,5-η-C8H 13)] (X = H (1), Cl, Br) have been prepared from [Ir(μ-OMe)(cod)] 2 and the corresponding 4-substituted pyridine-2,6-dicarboxylic acids (H2pydc-X) or, alternatively

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7455df3068c00ebc791226f9c87ef870
https://doi.org/10.1021/om400767d

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Unsaturated Iridium(III) Complexes Supported by a Quinolato–Carboxylato ONO Pincer-Type Ligand: Synthesis, Reactivity, and Catalytic C–H Functionalization

Autor: Jesús J. Pérez-Torrente, Daniel Gómez-Bautista, Duc Hanh Nguyen, Fernando J. Lahoz, F. Javier Modrego, Luis A. Oro, M. Victoria Jiménez

Publikováno v: Digital.CSIC. Repositorio Institucional del CSIC
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The unsaturated σ,π-cyclooctenyl iridium(III) pincer compound [Ir(κ3-hqca)(1-κ-4,5-η-C8H13)] (1) has been prepared by the reaction of [Ir(cod)(CH3CN) 2]BF4 with lithium 8-oxidoquinoline-2-carboxylate (Li 2hqca) and obtained as two isomers derive

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::68a9024d8bd5eaba04833bd0e97991ae
https://doi.org/10.1021/om400768n

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Hydrosilylation of terminal alkynes catalyzed by a ONO-pincer iridium(III) hydride compound: Mechanistic insights into the hydrosilylation and dehydrogenative silylation catalysis

Autor: Duc Hanh Nguyen, Raquel Puerta-Oteo, Daniel Gómez-Bautista, Jesús J. Pérez-Torrente, M. Victoria Jiménez, Manuel Iglesias, F. Javier Modrego, Luis A. Oro

Publikováno v: Digital.CSIC. Repositorio Institucional del CSIC
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The catalytic activity in the hydrosilylation of terminal alkynes by the unsaturated hydrido iridium(III) compound [IrH(κ-hqca)(coe)] (1), which contains the rigid asymmetrical dianionic ONO pincer ligand 8-oxidoquinoline-2-carboxylate, has been stu

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d50d9f3cac9c765ab730bf8098e56a52
http://hdl.handle.net/10261/154892

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Synthesis and dynamic behaviour of zwitterionic [M(η6-C6H5-BPh3)(coe)2] (M = Rh, Ir) cyclooctene complexes

Autor: M. Victoria Jiménez, Luis A. Oro, Jesús J. Pérez-Torrente, Fernando J. Lahoz, F. Javier Modrego, Adrián U. Palacios, Daniel Gómez-Bautista, Ricardo Castarlenas, Marta Angoy

Publikováno v: Digital.CSIC. Repositorio Institucional del CSIC
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The synthesis and structural characterization of zwitterionic [(η6-C6H5-BPh3)M(coe)2] (M = Rh, Ir) cyclooctene complexes is described. Both complexes exhibit an unusual exo–endo conformation of both cyclooctene ligands in the solid state. However,

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::10f8dc3795c6fe317cc5130ad89dcd6e
http://hdl.handle.net/10261/112713

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Mechanistic studies on the catalytic oxidative amination of alkenes by rhodium(I) complexes with hemilabile phosphines

Autor: Jesús J. Pérez-Torrente, M. Victoria Jiménez, Luis A. Oro, F. Javier Modrego, Daniel Gómez, M. Isabel Bartolomé

Publikováno v: Digital.CSIC. Repositorio Institucional del CSIC
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Cationic rhodium(I) complexes with P,O-functionalised arylphosphine ligands are efficient catalysts for the regioselective anti-Markovnikov oxidative amination of styrene with piperidine. The mechanism of the catalytic reaction has been investigated

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4fd2e40fe23efd2d7d7e42de1819fc68
http://hdl.handle.net/10261/111254

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Steric Effects in the Oxidative Addition of MeI to a Sulfido-Bridged ZrRh2 Early–Late Heterobimetallic Compound

Autor: J. Miguel Cetina-Casas, F. Javier Modrego, Luis A. Oro, Fernando J. Lahoz, Daniel Gómez-Bautista, Duc Hanh Nguyen, Ricardo Castarlenas, M. Victoria Jiménez, Jesús J. Pérez-Torrente

Publikováno v: Digital.CSIC. Repositorio Institucional del CSIC
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13 páginas, 6 figuras, 6 tablas, 6 esquemas.
Reaction of the early–late heterobimetallic compound [Cptt2Zr(μ3-S)2{Rh(CO)}2(μ-dppm)] (1) with MeI affords the unusual oxidative addition product [Cptt2Zr(μ3-S)2Rh2(μ-CO)(μ-dppm)(I)(COCH3)] (

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::04859d91f9ee3f66fcfb6077f03cbab0
http://hdl.handle.net/10261/57995

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