State-of-the-art advances in the structural diversities and catalytic applications of polyoxoniobate-based materials

Coordination Chemistry Reviews, Journal Year: 2021, Volume and Issue: 443, P. 213966 - 213966

Published: May 13, 2021

Language: Английский

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An organic–inorganic hybrid polyoxoniobate decorated by a Co(iii)-amine complex for electrocatalytic urea splitting

Inorganic Chemistry Frontiers, Journal Year: 2023, Volume and Issue: 10(16), P. 4789 - 4796

Published: Jan. 1, 2023

A polyoxoniobate decorated by Co( iii )-amine complex, Na 4 (H 2 O) 15 [Co(en) 3 ] {[Co(en)(Nb 6 O 19 )] }·34H exhibits remarkable catalytic activity for urea oxidation reaction after being firmly attached to the surface of acetylene black polyethyleneimine.

Language: Английский

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Luminescent metal organic framework for selective detection of mercury in aqueous media: Microwave-based synthesis and evaluation

Colloids and Surfaces A Physicochemical and Engineering Aspects, Journal Year: 2020, Volume and Issue: 607, P. 125477 - 125477

Published: Aug. 25, 2020

Language: Английский

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A Cyclen-Functionalized Cobalt-Substituted Sandwich-Type Tungstoarsenate with Versatility in Removal of Methylene Blue and Anti-ROS-Sensitive Tumor Cells

Molecules, Journal Year: 2022, Volume and Issue: 27(19), P. 6451 - 6451

Published: Sept. 30, 2022

Oxidative degradation by using reactive oxygen species (ROS) is an effective method to treat pollutants. The synthesis of artificial oxidase for the dyes a hot spot in molecular science. In this study, nanoscale sandwich-type polyoxometalate (POM) on basis tetra-nuclear cobalt cluster and trivacant B-α-Keggin-type tungstoarsenate {[Co(C8H20N4)]4}{Co4(H2O)2[HAsW9O34]2}∙4H2O (abbreviated as CAW, C8H20N4 = cyclen) has been synthesized structurally examined infrared (IR) spectrum, ultraviolet-visible (UV-Vis) X-ray photoelectron spectrum (XPS), single-crystal diffraction (SXRD), bond valence sum (Σs) calculation. According structural analysis, principal element CAW derived from modifying polyanion {Co4(H2O)2 [HAsW9O34]2}8- with four [Co(Cyclen)]2+, which 1,4,7,10-tetraazacyclododecane (cyclen) firstly applied modify POM. It also demonstrated that capable efficiently catalyzing production ROS synergistic effects POM fragments Co-cyclen complexes. Moreover, can interfere morphology proliferation sensitive cells producing exhibits ability specifically eliminating methylene blue (MB) solution system both adsorption catalytic oxidation.

Language: Английский

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A hexa-Cu cluster sandwiched silicotungstate with reactive oxygen species catalytic ability and anti-tumor activity in PC12 cells

Journal of Molecular Structure, Journal Year: 2022, Volume and Issue: 1267, P. 133616 - 133616

Published: June 30, 2022

Language: Английский

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Isolation of Cytochrome C for Proteomics with Lindqvist-type Polyiodate Modified Metal Organic Framework

Journal of Chromatography A, Journal Year: 2023, Volume and Issue: 1693, P. 463869 - 463869

Published: Feb. 20, 2023

Language: Английский

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A Novel Tri-Coordination Zinc Complex Functionalized Silicotungstate with ROS Catalytic Ability and Anti-Tumor Cells Activity

Catalysts, Journal Year: 2022, Volume and Issue: 12(7), P. 695 - 695

Published: June 24, 2022

Reactive oxygen species (ROS) can be used as an effective method to treat tumors. Artificial oxidase has received increasing attention a catalyst for ROS generation in fields ranging from bioinorganic chemistry pharmaceutical chemistry. In this study, artificial based on binuclear zinc complex and Keggin-type silicotungstate [Zn2(4,4′-bpy)(Phen)2][SiW12O40] (ZSW) (4,4′-bpy = 4,4′-bipyridine; Phen 1,10-phenanthroline) was synthesized structurally featured terms of its X-ray photoelectron spectrum (XPS), bond valence sum (Σs) calculation, IR spectra, single-crystal diffraction (SXRD). ZSW is ionic compound which the cation [Zn2(4,4′-bpy)(Phen)2]4+ anion α-Keggin-type [SiW12O40]4– cluster. Notably, Zn ions [Zn2(4,4′-bpy)(Phen)2] exist tri-coordination, first obtained polyoxometalate (POM) It also demonstrated that capable efficiently catalyzing production ROS, which, according computational calculations, may due synergistic action complexes POM building blocks. Furthermore, exhibited inhibition ability toward ROS-sensitive tumor cells, such PC12 cells.

Language: Английский

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A Heterogeneous Catalyzed Oxidase Consists of Zinc-Substituted Arsenomolybdate with Reactive Oxygen Species Catalytic Ability

Journal of Cluster Science, Journal Year: 2021, Volume and Issue: 33(6), P. 2625 - 2633

Published: Oct. 5, 2021

Language: Английский

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Study on Polyoxomolybdate [Mo8O26]4− Based Crystalline Compound and Its Polypyrrole Nanocomposite as l-Cysteine Colorimetric Biosensor

Journal of Cluster Science, Journal Year: 2021, Volume and Issue: 33(6), P. 2463 - 2473

Published: Sept. 5, 2021

Language: Английский

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An organic–inorganic hybrid nanoscale phosphotungstate with reactive oxygen species catalytic ability

Inorganic and Nano-Metal Chemistry, Journal Year: 2020, Volume and Issue: 51(3), P. 332 - 339

Published: July 8, 2020

An organic-inorganic hybrid polyoxometalate (POM) based on bi-nuclear copper complexes and Dawson-type phosphotungstate (POT) [CuL(H2O)][CuL]2[P2W18O62]·3H2O (abbreviated as CPW) (L = 2-(1H-pyrazol-3-yl)pyridine) was synthesized structurally characterized by IR spectrum, single-crystal X-ray diffraction. Structural analysis indicated that CPW is nanoscale molecule extends into a two-dimensional layer, in which three are substituted at different sites of POT joined adjacent fragments together. Notably, can efficiently catalyze the production reactive oxygen species.

Language: Английский

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