Search Results - "de Jesús, Ernesto"
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Highly Stable Water-Soluble Platinum Nanoparticles Stabilized by Hydrophilic N-Heterocyclic Carbenes
Published in Angewandte Chemie International Edition (24-11-2014)“…Controlling the synthesis of stable metal nanoparticles in water is a current challenge in nanochemistry. The strategy presented herein uses sulfonated…”
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Synthesis of Water‐Soluble Palladium Nanoparticles Stabilized by Sulfonated N‐Heterocyclic Carbenes
Published in Chemistry : a European journal (27-09-2017)“…A strategy involving the decomposition of palladium(II) organometallic complexes with sulfonated N‐heterocyclic carbene ligands leads to the formation of…”
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Reversible Single-Electron-Transfer to Oxygen in a Stable N‑Heterocyclic Carbene Palladium(I) Metalloradical
Published in Inorganic chemistry (11-12-2023)“…The chemical and electrochemical one-electron oxidation of [Pd(IPr)2] (1) leads to the formation of mononuclear palladium(I) complex [Pd(IPr)2][PF6] (2)…”
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Water-Soluble N-Heterocyclic Carbene Platinum(0) Complexes: Recyclable Catalysts for the Hydrosilylation of Alkynes in Water at Room Temperature
Published in Organometallics (23-04-2012)“…The synthesis and characterization of new water-soluble platinum(0) complexes bearing sulfonated N-heterocyclic carbene (NHC) and divinyltetramethylsiloxane…”
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Highly Recoverable Pd(II) Catalysts for the Mizoroki–Heck Reaction Based on N‑Heterocyclic Carbenes and Poly(benzyl ether) Dendrons
Published in Organometallics (22-10-2018)“…Two series of bis(imidazolylidene)palladium complexes of general formula [PdBr2(NHC)2] have been prepared. The molecular weight of the complexes was enlarged…”
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Dendrimers : Solutions For Catalyst Separation and Recycling-A Review
Published in Industrial & engineering chemistry research (05-11-2008)Get full text
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Turnover Numbers and Soluble Metal Nanoparticles
Published in ChemCatChem (19-09-2011)“…The catalytic activity expressed by turnover number (TON) and turnover frequency (TOF) in different fields of catalysis (enzymatic, homogeneous (single‐site),…”
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Sulfonated Water-Soluble N‑Heterocyclic Carbene Silver(I) Complexes: Behavior in Aqueous Medium and as NHC-Transfer Agents to Platinum(II)
Published in Organometallics (13-05-2013)“…This report describes the synthesis of water-soluble silver(I) and platinum(II) complexes bearing sulfonated mono- or dianionic N-heterocyclic carbene ligands…”
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Dendrimer-Encapsulated Pd Nanoparticles versus Palladium Acetate as Catalytic Precursors in the Stille Reaction in Water
Published in Inorganic chemistry (18-05-2009)“…The performance of several palladium precatalysts, namely, palladium(II) acetate, palladium(0) nanoparticles encapsulated into poly(amidoamine) (PAMAM)…”
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Water-Soluble Palladium(II) Complexes with Sulfonated N‑Heterocyclic Carbenes in Suzuki Cross-Coupling and Hydrodehalogenation Reactions
Published in Organometallics (26-05-2015)“…Water-soluble Pd(II) complexes of general formula Na x [(NHC)PdCl2L] (L = Cl– (1), PPh3 (2), PPh2(C6H4-m-SO3Na) (3), and 4-Mepy (4)), where NHC is a…”
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A Doublet State Palladium(I) N-Heterocyclic Carbene Complex as a Dopant and Stabilizer for Improved Photostability in Organic Solar Cells
Published in Energies (Basel) (01-08-2024)“…The effect of doublet state metalloradical complex in a solar cell inside the common active layer poly(3-hexylthiophene)/[6,6]-phenyl-C61-butyric acid methyl…”
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Mechanistic Studies on the Pd-Catalyzed Vinylation of Aryl Halides with Vinylalkoxysilanes in Water: The Effect of the Solvent and NaOH Promoter
Published in Journal of the American Chemical Society (18-09-2013)“…The mechanism of the Pd-catalyzed vinylation of aryl halides with vinylalkoxysilanes in water has been studied using different catalytic precursors. The NaOH…”
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Solvent-Reversible Addition of Alkyne C–H Bonds to Water-Soluble NHC Platinum(0) Complexes
Published in Organometallics (26-06-2017)“…Oxidative addition of CH3I and alkynes to the platinum(0) complex [Pt(AE)NHC] (1), in which the NHC ligand is a sulfonated version of the IPr ligand…”
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Water-Soluble Mono- and Dimethyl N‑Heterocyclic Carbene Platinum(II) Complexes: Synthesis and Reactivity
Published in Organometallics (13-10-2014)“…A family of water-soluble dimethyl complexes of formula cis-[PtMe2(dmso)(NHC·Na)] (2), in which NHC is an anionic N-heterocyclic carbene bearing a…”
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Poly(benzyl ether) Dendrimers Functionalized at the Core with Palladium Bis(N‑Heterocyclic Carbene) Complexes as Catalysts for the Heck Coupling Reaction
Published in Inorganic chemistry (01-02-2016)“…Bis(imidazolylidene)palladium complexes 9–12 containing a sterically hindered aryl group (mesityl or 2,6-diisopropylphenyl) and a poly(benzyl ether) dendron…”
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Knight Shift in 13C NMR Resonances Confirms the Coordination of N‐Heterocyclic Carbene Ligands to Water‐Soluble Palladium Nanoparticles
Published in Angewandte Chemie International Edition (01-01-2017)“…The coordination of N‐heterocyclic carbene (NHC) ligands to the surface of 3.7 nm palladium nanoparticles (PdNPs) can be unambiguously established by…”
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Synthesis of Core−Shell PtRu Dendrimer-Encapsulated Nanoparticles. Relevance as Electrocatalysts for CO Oxidation
Published in Journal of physical chemistry. C (03-02-2011)“…The synthesis of PtRu nanoparticles has been accomplished by using the dendrimer-encapsulated nanoparticle (DEN) approach. We report that the surface…”
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On the Pd-Catalyzed Vinylation of Aryl Halides with Tris(alkoxy)vinylsilanes in Water
Published in Journal of the American Chemical Society (08-04-2009)“…Pd-catalyzed vinylation of aryl halides with tris(alkoxy)vinylsilanes occurs in aqueous NaOH solution through Heck coupling of the aryl halide with the silyl…”
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Smart Hydrant Monitoring System Prototype
Published in Tecnología en marcha (19-11-2021)“…In this article, we will develop a system that allows the monitoring of hydrants through an Arduino microcontroller in the city of Managua. Which will consist…”
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Revisiting the synthesis of trans-[Pt(dmso)2ClMe] and cis-[Pt(dmso)2Me2]: Experimental and DFT studies
Published in Journal of organometallic chemistry (15-09-2019)“…The preparation of trans-[Pt(dmso)2ClMe] (2) and cis-[Pt(dmso)2Me2] (3) from cis-[Pt(dmso)2Cl2] (1) and SnMe4 has been reexamined (dmso = dimethyl sulfoxide)…”
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