Articles with "ion complexes" as a keyword



Elaborated spectral, modeling, QSAR, docking, thermal, antimicrobial and anticancer activity studies for new nanosized metal ion complexes derived from sulfamerazine azodye

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Published in 2017 at "Journal of Thermal Analysis and Calorimetry"

DOI: 10.1007/s10973-017-6598-4

Abstract: New azodye ligand (H2L) and its relative Cr(III)-, Mn(II)-, Fe(III)-, Co(II)-, Ni(II)-, Cu(II)-, Zn(II)- and Cd(II)-nanosized complexes were prepared. A new synthesized compounds were characterized using spectral (mass, IR, UV–Vis, XRD, and ESR) and analytical… read more here.

Keywords: azodye; ion complexes; activity; metal ion ... See more keywords
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Structural study on Ti-ion complexes in concentrated aqueous electrolytes: Raman spectroscopy and high-energy X-ray total scattering

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Published in 2020 at "Journal of Molecular Liquids"

DOI: 10.1016/j.molliq.2020.112867

Abstract: Abstract We report a structural study on the characterization of specific structures of Ti-ion complexes in the ion-concentrated aqueous sulfuric acid solutions, which are promising new-type redox flow battery electrolytes. On the basis of the… read more here.

Keywords: concentrated aqueous; structural study; ion complexes; ion ... See more keywords

Synthesis, characterization, DFT and antimicrobial studies of transition metal ion complexes of a new schiff base ligand, 5-methylpyrazole-3yl-N-(2́-hydroxyphenylamine)methyleneimine, (MPzOAP)

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Published in 2019 at "Journal of Molecular Structure"

DOI: 10.1016/j.molstruc.2018.09.095

Abstract: Abstract A new pyrazole based ‘NNO’ tridentate ligand, 5-methylpyrazole-3yl-N-(2-hydroxyphenylamine)methyleneimine, (MPzOAP) was synthesized and characterized by elemental analyses, mass, IR, 1H NMR spectral parameters. The versatile coordination mode of the ligand was established by the synthesis… read more here.

Keywords: methylpyrazole 3yl; ligand methylpyrazole; ligand; ion complexes ... See more keywords

Zwitterionic and Anionic Polycarboxylates as Coligands in Uranyl Ion Complexes, and Their Influence on Periodicity and Topology.

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Published in 2022 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.2c02426

Abstract: The three zwitterionic di- and tricarboxylate ligands 1,1'-[(2,3,5,6-tetramethylbenzene-1,4-diyl)bis(methylene)]bis(pyridin-1-ium-4-carboxylate) (pL1), 1,1'-[(2,3,5,6-tetramethylbenzene-1,4-diyl)bis(methylene)]bis(pyridin-1-ium-3-carboxylate) (mL1), and 1,1',1″-[(2,4,6-trimethylbenzene-1,3,5-triyl)tris(methylene)]tris(pyridin-1-ium-4-carboxylate) (L2) have been used as ligands to synthesize a series of 15 uranyl ion complexes involving various anionic coligands, in most cases… read more here.

Keywords: topology; uranyl ion; bis; uo2 pl1 ... See more keywords

Woven, Polycatenated, or Cage Structures: Effect of Modulation of Ligand Curvature in Heteroleptic Uranyl Ion Complexes.

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Published in 2023 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.3c00432

Abstract: Combining the flexible zwitterionic dicarboxylate 4,4'-bis(2-carboxylatoethyl)-4,4'-bipyridinium (L) and the anionic dicarboxylate ligands isophthalate (ipht2-) and 1,2-, 1,3-, or 1,4-phenylenediacetate (1,2-, 1,3-, and 1,4-pda2-), of varying shape and curvature, has allowed isolation of five uranyl ion… read more here.

Keywords: uranyl ion; uo2 pda; ion complexes; curvature ... See more keywords
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Structure-Directing Effects of Counterions in Uranyl Ion Complexes with Long-Chain Aliphatic α,ω-Dicarboxylates: 1D to Polycatenated 3D Species.

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Published in 2019 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.8b02762

Abstract: Nine uranyl ion complexes were synthesized under (solvo-)hydrothermal conditions using α,ω-dicarboxylic acids HOOC-(CH2) n-2-COOH (H2C n, n = 6-9) and diverse counterions. Complexes [PPh4][UO2(C6)(NO3)] (1) and [PPh4][UO2(C8)(NO3)] (2) contain zigzag one-dimensional (1D) chains, with further… read more here.

Keywords: directing effects; pph3me uo2; ion complexes; structure directing ... See more keywords

Quantification and Improvement of the Dynamics of Human Serum Albumin and Glycated Human Serum Albumin with Astaxanthin/Astaxanthin-Metal Ion Complexes: Physico-Chemical and Computational Approaches

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Published in 2022 at "International Journal of Molecular Sciences"

DOI: 10.3390/ijms23094771

Abstract: Glycated human serum albumin (gHSA) undergoes conformational changes and unfolding events caused by free radicals. The glycation process results in a reduced ability of albumin to act as an endogenous scavenger and transporter protein in… read more here.

Keywords: metal ion; serum albumin; spectroscopy; ion complexes ... See more keywords