Articles with "thiolate" as a keyword



“Enzymatic” Photoreduction of Carbon Dioxide using Polymeric Metallofoldamers Containing Nickel–Thiolate Cofactors

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Published in 2017 at "ChemCatChem"

DOI: 10.1002/cctc.201601661

Abstract: The photoreduction of CO2 by using enzyme‐mimicking polymeric metallofoldamers containing Ni–thiolate cofactors was explored. Metallofoldamers consisting of folded polymers incorporated with Ni–thiolate complexes were prepared by intramolecular Ni–thiolate coordination with thiol‐functionalized linear copolymers. The folded… read more here.

Keywords: enzymatic photoreduction; thiolate cofactors; photoreduction; metallofoldamers containing ... See more keywords
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Glutamine-451 Confers Sensitivity to Oxidative Inhibition and Heme-Thiolate Sulfenylation of Cytochrome P450 4B1.

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Published in 2019 at "Chemical research in toxicology"

DOI: 10.1021/acs.chemrestox.8b00353

Abstract: Human cytochrome P450 (P450) family 4 enzymes are involved in the metabolism of fatty acids and the bioactivation of carcinogenic arylamines and toxic natural products, e.g., 4-ipomeanol. These and other drug-metabolizing P450s are redox sensitive,… read more here.

Keywords: heme thiolate; heme; p450 4b1; thiolate ... See more keywords
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Oxygen Atom Transfer Reactivity of Molybdenum(VI) Complexes Employing Pyrimidine- and Pyridine-2-thiolate Ligands.

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Published in 2020 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.0c02412

Abstract: Four dioxidomolybdenum(VI) complexes of the general structure [MoO2L2] employing the S,N-bidentate ligands pyrimidine-2-thiolate (PymS, 1), pyridine-2-thiolate (PyS, 2), 4-methylpyridine-2-thiolate (4-MePyS, 3) and 6-methylpyridine-2-thiolate (6-MePyS, 4) were synthesized and characterized by spectroscopic means and single-crystal X-ray… read more here.

Keywords: pme3; pyridine thiolate; oxygen atom; reactivity ... See more keywords
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O2 Activation by Non-Heme Thiolate-Based Dinuclear Fe Complexes.

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Published in 2020 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.9b03633

Abstract: Iron centers featuring thiolates in their metal coordination sphere (as ligands or substrates) are well-known to activate dioxygen. Both heme and non-heme centers that contain iron-thiolate bonds are found in nature. Investigating the ability of… read more here.

Keywords: dinuclear complexes; thiolate based; based dinuclear; activation ... See more keywords
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High-Yield Paste-Based Synthesis of Thiolate-Protected Silver Nanoparticles

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Published in 2017 at "Journal of Physical Chemistry C"

DOI: 10.1021/acs.jpcc.6b12427

Abstract: Nanoparticles rival pharmaceuticals in synthetic inefficiency, in particular as measured by process mass intensity, with by far the largest contribution to waste being from solvents. We have therefore developed a greener method of synthesizing silver… read more here.

Keywords: based synthesis; silver nanoparticles; paste; paste based ... See more keywords
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Influence of Thiolate versus Alkoxide Ligands on the Stability of Crystallographically Characterized Mn(III)-Alkylperoxo Complexes.

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Published in 2021 at "Journal of the American Chemical Society"

DOI: 10.1021/jacs.0c13001

Abstract: The work described herein demonstrates the exquisite control that the inner coordination sphere of metalloenzymes and transition-metal complexes can have on reactivity. We report one of few crystallographically characterized Mn-peroxo complexes and show that the… read more here.

Keywords: iii oor; thiolate ligated; crystallographically characterized; ligated iii ... See more keywords
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Electronic Structure and Reactivity of Dioxygen-Derived Aliphatic Thiolate-Ligated Fe-Peroxo and Fe(IV) Oxo Compounds.

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Published in 2022 at "Journal of the American Chemical Society"

DOI: 10.1021/jacs.1c07656

Abstract: Herein, we examine the electronic and geometric structural properties of O2-derived aliphatic thiolate-ligated Fe-peroxo, Fe-hydroxo, and Fe(IV) oxo compounds. The latter cleaves strong C-H bonds (96 kcal mol-1) on par with the valine C-H bond… read more here.

Keywords: thiolate ligated; thiolate; derived aliphatic; ligated peroxo ... See more keywords
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Privileged Role of Thiolate as the Axial Ligand in Hydrogen Atom Transfer Reactions by Oxoiron(IV) Complexes in Shaping the Potential Energy Surface and Inducing Significant H-Atom Tunneling.

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Published in 2017 at "Journal of the American Chemical Society"

DOI: 10.1021/jacs.7b11300

Abstract: An H/D kinetic isotope effect (KIE) of 80 is found at -20 °C for the oxidation of 9,10-dihydroanthracene by [FeIV(O)(TMCS)]+, a complex supported by the tetramethylcyclam (TMC) macrocycle with a tethered thiolate. This KIE value… read more here.

Keywords: atom; privileged role; role thiolate; thiolate ... See more keywords
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Effect of thiolate-ligand passivation on the electronic structure and optical absorption properties of ultrathin one and two-dimensional gold nanocrystals.

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Published in 2020 at "Nanoscale"

DOI: 10.1039/c9nr06051k

Abstract: Gold nanomaterials, including one-dimensional (1D) gold nanorods (AuNRs) and nanowires (AuNWs) and two-dimensional (2D) gold nanoprisms with a large surface area and stability, have attracted widespread research interest. A large number of experimental and theoretical… read more here.

Keywords: absorption; passivation; dimensional gold; gold nanocrystals ... See more keywords
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Formation of iron(iii)–thiolate metallocyclophane using a ferrocene-based bis-isocyanide

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Published in 2020 at "New Journal of Chemistry"

DOI: 10.1039/d0nj03967e

Abstract: Two ferrocene–isocyanide ligands, 1-isocyanoferrocene (FcNC) and 1,1′-diisocyanoferrocene [Fc(NC)2], were observed to react with the redox active iron–thiolate core complexes [(CpFe)2(μ-SEt)2(CH3CN)2][BF4]2 (1[BF4]2) to form the respective ferrocenyl–isocyanide adducts, [(CpFe)2(μ-SEt)2(FcNC)2][BF4]2 (2[BF4]2) and [(CpFe)2(μ-SEt)2(Fc(NC)2)][BF4]2 (3[BF4]2). By using ESI-MS,… read more here.

Keywords: cpfe set; bf4; formation; bf4 bf4 ... See more keywords
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Cation polymer-induced aggregation of water-soluble Au(I)-thiolate complexes and their photoluminescence properties.

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Published in 2022 at "Chemical communications"

DOI: 10.1039/d2cc02608b

Abstract: Au(I)-thiolate complexes are a new class of aggregation-induced emission (AIE) material. Here we demonstrate a new aggregation strategy of water-soluble Au(I)-thiolate complexes induced by cationic polymers at optimized pH values. The generated AIE shows longer… read more here.

Keywords: aggregation; thiolate; soluble thiolate; thiolate complexes ... See more keywords