Articles with "binuclear copper" as a keyword



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Antioxidant, DNA interaction, molecular docking and cytotoxicity studies of aminoethylpiperazine‐containing macrocyclic binuclear copper(II) complexes

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Published in 2017 at "Applied Organometallic Chemistry"

DOI: 10.1002/aoc.3669

Abstract: A series of new macrocyclic binuclear copper(II) complexes of the type [Cu2L1–5(ClO4)](ClO4) (1–5) were synthesized by template condensation between precursor compounds 2,6-bis(4-aminoethylpiperazin-1-ylmethyl)-4-substituted phenols and 2,6-diformyl-4-substituted phenols. The synthesized precursors and complexes were characterized using regular… read more here.

Keywords: copper complexes; binuclear copper; macrocyclic binuclear; cytotoxicity ... See more keywords
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Highly Efficient Binuclear Copper‐catalyzed Oxidation of N,N‐Dimethylanilines with O2

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Published in 2020 at "ChemCatChem"

DOI: 10.1002/cctc.201901962

Abstract: A binuclear copper‐salicylate complex, [Cu(Sal)2(NCMe)]2 (Sal=salicylate), was found to be an active catalyst for the oxidation of N,N‐dimethylanilines by O2, affording the corresponding N‐methyl‐N‐phenylformamides as major products. The reactions were carried out with a O2… read more here.

Keywords: efficient binuclear; binuclear copper; highly efficient; oxidation dimethylanilines ... See more keywords
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Binuclear copper iodine cluster-based coordination sheets as photocatalysts for decarboxylative cyanation.

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Published in 2022 at "Chemical communications"

DOI: 10.1039/d2cc00547f

Abstract: We synthesized two new MOFs (Cu-Tpxa-1 and Cu-Tpxa-2) that were used as heterogeneous photocatalysts, combining photocatalysis and copper catalysis to achieve decarboxylative radical cyanation reactions. This new heterogeneous catalysis method optimized the redox properties and… read more here.

Keywords: copper; iodine cluster; cyanation; cluster based ... See more keywords
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Evidence for H-bonding interactions to the μ-η2:η2-peroxide of oxy-tyrosinase that activate its coupled binuclear copper site.

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Published in 2022 at "Chemical communications"

DOI: 10.1039/d2cc00750a

Abstract: The factors that control the diverse reactivity of the μ-η2:η2-peroxo dicopper(II) oxy-intermediates in the coupled binuclear copper proteins remain elusive. Here, spectroscopic and computational methods reveal H-bonding interactions between active-site waters and the μ-η2:η2-peroxide of… read more here.

Keywords: oxy tyrosinase; coupled binuclear; peroxide oxy; bonding interactions ... See more keywords
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Interactions of binuclear copper(II) complexes with S-substituted thiosalicylate derivatives with some relevant biomolecules

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Published in 2019 at "Journal of Coordination Chemistry"

DOI: 10.1080/00958972.2019.1610561

Abstract: Abstract Interactions of copper(II) complexes which contain S-alkyl derivatives of thiosalicylic acid (alkyl = methyl, ethyl, propyl and butyl; aryl = benzyl), marked as 1–5, with guanosine-5′-monophosphate (5′-GMP) and calf thymus DNA (CT-DNA) were studied. Kinetics of substitution reactions… read more here.

Keywords: copper complexes; dna; substituted thiosalicylate; interactions binuclear ... See more keywords
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Binuclear copper(II) complexes based on acyldihydrazones of imino-, oxo-, and thiodiacetic acids and 2-hydroxyacetophenone

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Published in 2017 at "Russian Journal of Inorganic Chemistry"

DOI: 10.1134/s0036023617030093

Abstract: The results of studying the binuclear copper(II) complexes with acyldihydrazones of amino-, oxo-, and thiodiacetic acids and 2-hydroxyacetophenone were described. The temperature variations of the EPR spectra of solutions with a seven-line hyperfine structure indicating… read more here.

Keywords: copper complexes; thiodiacetic acids; copper; acids hydroxyacetophenone ... See more keywords