Listar QUIO_Articles por autoría "3b5fd03f-5c42-41f4-8ee5-434c73169848"
Mostrando ítems 1-20 de 61
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A Hemilabile and Cooperative N-Donor-Functionalized 1,2,3-Triazol-5-Ylidene Ligand for Alkyne Hydrothiolation Reactions
Strydom, Ian; Guisado-Barrios, Gregorio; Fernandez, Israel; Liles, David C.; Peris, Eduardo; Bezuidenhout, Daniela Wiley (2017)A series of novel cationic and neutral Rh complexes with an N-donor-functionalized 1,2,3-triazol-5-ylidene (TRZ) ligand (in which the pendant N donor is NHBoc, NH2, or NMe2) is described. The catalytic activity of these ... -
A New Approach to the Reduction of Carbon Dioxide: CO2 Reduction to Formate by Transfer Hydrogenation in iPrOH
Sanz, Sergio; Benítez Gómez, Miriam; Peris, Eduardo American Chemical Society (2010)A series of four Ir and Ru catalysts have been tested in the reduction of CO2 to formate in the presence of H2. The iridium catalysts containing the basic NHC ligands were the ones to show better catalytic activities, ... -
A pyrene-based N‑heterocyclic carbene: study of its coordination chemistry and stereoelectronic properties
Valdés Rivas, Hugo Christian; Poyatos, Macarena; Peris, Eduardo American Chemical Society (2014)A new pyrene-N-heterocyclic carbene ligand has been obtained and coordinated to rhodium and iridium, affording the corresponding [MCl(NHC)(COD)] and [MCl(NHC)(CO)2] complexes (M = Ir, Rh). The presence of the pyrene ... -
A resorcinarene-based tetrabenzoimidazolylidene complex of rhodium
Ruiz-Botella, Sheila; Vidossich, Pietro; Ujaque, Gregori; Peris, Eduardo Royal Society of Chemistry (2020-03-14)A tetrabenzoimidazolium-resorcinarene cavitand was used for the preparation of a tetra-benzoimidazolylidene of rhodium, which is unprecedented in the field of poly-NHC metal complexes. Both, the experimental and computational ... -
A Simple Route to Chelating, Structurally Different Triazole-Based Bis(N-heterocyclic carbene) Ligands and Their Coordination to PtIl
Zanardi, Alessandro; Mata Martínez, Jose A; Peris, Eduardo Wiley (2011-01)Two new bis(triazolium) salts have been prepared and used as N-heterocyclic carbene (NHC) precursors. The structure of the salts is highly dependent on the synthetic route, which implies the sequential alkylation of two ... -
A Tetracyclic Bis(imidazolindiylidene) Ligand and Its Diiridium and Dipalladium Complexes
Valdés Rivas, Hugo Christian; Peris, Eduardo; Poyatos, Macarena American Chemical Society (2013)A bis(imidazolidine) with two butylene linkers between the nitrogen atoms of the adjacent heterocycles has been prepared. This tetracyclic molecule can be coordinated to iridium and palladium following two different ... -
A Y-Shaped tris-N-heterocyclic carbene for the synthesis of simultaneously chelate-monodentate dipalladium complexes
Peris, Eduardo; Gonell, Sergio; Mata Martínez, Jose A; Poyatos, Macarena American Chemical Society (2011-11)A Y-shaped tris-NHC ligand has been obtained and coordinated to palladium, affording metal complexes with novel topological properties. The tris-NHC ligand is capable of coordinating the two metals, affording two different ... -
Alkenyl-functionalized NHC iridium-based catalysts for hydrosilylation
Zanardi, Alessandro; Peris, Eduardo; Mata Martínez, Jose A Royal Society of Chemistry (2008)A family of alkenyl-functionalized N-heterocyclic-carbene–iridium(I) complexes has been synthesized, providing a series of mono-coordinated, bis-chelate and pincer alkenyl-NHC species. Olefin coordination is highly ... -
Alternative energy input for transfer hydrogenation using iridium NHC based catalysts in glycerol as hydrogen donor and solvent
Azua Barrios, Arturo; Mata Martínez, Jose A; Peris, Eduardo; Lamaty, Frederic; Martínez, Jean; Colacino, Evelina American Chemical Society (2012)Four Ir(I) and Ir(III) N-heterocyclic carbene (NHC) based complexes with 3,4,5-trimethoxybenzyl N-substituents have been obtained and fully characterized. The new complexes have been used as catalysts in the reduction ... -
An Ir–Pt Catalyst for the Multistep Preparation of Functionalized Indoles from the Reaction of Amino Alcohols and Alkynyl Alcohols
Zanardi, Alessandro; Mata Martínez, Jose A; Peris, Eduardo Wiley-VCH (2010)The 1,2,4-trimethyltriazolylidene (ditz) ligand allows the preparation of homo- and heterodimetallic complexes of Pt2 and Ir–Pt. These two complexes have been characterized by means of spectroscopic and diffractommetric ... -
An Unusual Example of Base-Free Catalyzed Reduction of C═O and C═NR Bonds by Transfer Hydrogenation and Some Useful Implications
Corberán Roc, Rosa; Peris, Eduardo American Chemical Society (2008-03)A series of Cp*IrIII(NHC) complexes have been used in the catalytic transfer hydrogenation of ketones and imines in iPrOH, showing that the reduction of ketones is complete within minutes at room temperature, with the ... -
Catalyst Enhancement and Recyclability by Immobilization of Metal Complexes onto Graphene Surface by Noncovalent Interactions
Sabater López, Sara; Mata Martínez, Jose A; Peris, Eduardo ACS Publications (2014-05-14)The immobilization of a homogeneous catalyst onto a solid surface is one of the major challenges in catalysis, because it may facilitate the separation of the catalyst and the reaction products and may also give rise to ... -
Catalytic Hydrodefluorination with Late Transition Metal Complexes
Whittlesey, Michael K.; Peris, Eduardo ACS Publications (2014-08-07)This perspective article focuses its attention on the most recent advances in hydrodefluorination processes catalyzed by late transition metal complexes, a field that has been a matter of increasing interest during the ... -
Chiral palladacycles with N‑heterocyclic carbene ligands as catalysts for asymmetric hydrophosphination
Sabater López, Sara; Mata Martínez, Jose A; Peris, Eduardo American Chemical Society (2013)Design of chiral palladacycles with N-heterocyclic carbene (NHC) ligands has been carried out in good yields starting form commercially available enantiopure benzylamines. The methodology developed consists of the formation ... -
Coordination singularities of a bis(p-xylyl)bis(benzimidazolylidene) ligand and the bis-iridium and -rhodium-related complexes
Ruiz-Botella, Sheila; Guisado-Barrios, Gregorio; Mata Martínez, Jose A; Peris, Eduardo American Chemical Society (2013)The reaction of bis(α,α′-p-xylyl)bis(benzimidazolium) dichloride with [IrCpCl2]2 or [RhCl(COD)]2 affords the corresponding dimetallic bis-N-heterocyclic carbene complexes of Ir and Rh. The reaction with the iridium complex ... -
Cp*Ir(NHC) complexes as highly versatile and efficient catalysts for the cross-coupling of alcohols and amines
Prades Ferrer, Amparo; Corberán Roc, Rosa; Poyatos, Macarena; Peris, Eduardo Wiley-VCH (2008-11-19)A comparative study on the catalytic activity of a series of Cp*Ir(NHC)Cl2 complexes in several C-O and C-N coupling processes implying hydrogen-borrowing mechanisms has been performed. The compound Cp*Ir(InBu)Cl2 (InBu ... -
Double CH bond activation of C(sp3)H2 groups for the preparation of complexes with back-to-back bisimidazolinylidenes
Prades Ferrer, Amparo; Poyatos, Macarena; Mata Martínez, Jose A; Peris, Eduardo Wiley (2011-06-29)Two-headed carbenes: N-heterocyclic carbene complexes of rhodium and iridium were obtained by the double CH activation of CH2 groups in N heterocycles (see structure: C gray, N blue, Cl green, Ir pink). The reaction ... -
Dual Catalysis with an IrIII–AuI Heterodimetallic Complex: Reduction of Nitroarenes by Transfer Hydrogenation using Primary Alcohols
Sabater López, Sara; Peris, Eduardo; Mata Martínez, Jose A Wiley (2012-05)A triazolyl-di-ylidene ligand has been used for the preparation of a homodimetallic complex of gold, and a heterodimetallic compound of gold and iridium. Both complexes have been fully characterized and their molecular ... -
Enantiomerically pure cyclopentadienyl- and indenyl-functionalized N-heterocyclic carbene complexes of iridium and rhodium
Peris, Eduardo; Mata Martínez, Jose A; Da Costa, André Pontes; Lopes, Rita; Cardoso, João M. S.; Royo, Beatriz American Chemical Society (2011-08)Novel enantiomerically pure cyclopentadienyl- and indenyl-functionalized N-heterocyclic carbene ligands have been prepared by reaction of a chiral imidazole tosylate derivative with the corresponding cyclopentadienyl and ... -
Ferrocenyl-Imidazolylidene Ligand for Redox-Switchable Gold-Based Catalysis. A Detailed Study on the Redox-Switching Abilities of the Ligand
Ibáñez, Susana; Poyatos, Macarena; Dawe, Louise N.; Gusev, Dmitry; Peris, Eduardo American Chemical Society (2016)An imidazolium salt with a fused benzoferrocenyl was synthesized. This compound was used as an N-heterocyclic carbene (NHC) precursor, and the related ferrocenyl-imidazolylidene complexes Fc-NHC-MLn (MLn = IrCl(COD), ...