Articles with "square planar" as a keyword



Phosphorescent Pt(II) and Pd(II) Complexes for Efficient, High-Color-Quality, and Stable OLEDs.

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Published in 2017 at "Advanced materials"

DOI: 10.1002/adma.201601861

Abstract: Phosphorescent organic light-emitting diodes (OLEDs) are leading candidates for next-generation displays and solid-state lighting technologies. Much of the academic and commercial pursuits in phosphorescent OLEDs have been dominated by Ir(III) complexes. Over the past decade… read more here.

Keywords: phosphorescent; phosphorescent complexes; complexes efficient; square planar ... See more keywords
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Using Complementary Ligand Denticity to Direct Metallosupramolecular Structure about Metal Ions with Square-Planar Geometry.

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Published in 2020 at "ChemPlusChem"

DOI: 10.1002/cplu.202000019

Abstract: An understanding of methods to control the structure of self-assembled architectures is central to the efforts of chemists interested in self-assembly synthesis. Metal ions with square-planar geometry are a favorite of metallosupramolecular chemists, as there… read more here.

Keywords: metal ions; square planar; geometry; structure ... See more keywords
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Halogen Bonds in Square Planar 2,5‐Dihalopyridine–Copper(II) Bromide Complexes

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Published in 2018 at "European Journal of Inorganic Chemistry"

DOI: 10.1002/ejic.201800144

Abstract: Halogen bonding in self-complementary 1:2 metal-ligand complexes obtained from copper(II) bromide (CuBr2) and seven 2,5dihalopyridines are analyzed using single crystal X-ray diffraction. All presented discrete complexes form 1-D polymeric chains connected with C–X···Br–Cu halogen bonds… read more here.

Keywords: bonds square; copper bromide; square planar; halogen ... See more keywords

Gold in Chalcogenide Square Planar Complexes is Electron Richer than is Commonly Considered: Other Cases of Inverted Ligand Field

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Published in 2024 at "European Journal of Inorganic Chemistry"

DOI: 10.1002/ejic.202400373

Abstract: Electron distribution and bonding in extended structures based on square planar gold complexes, traditionally classified as gold (III), have been addressed through solid‐state DFT calculations. The band structure analysis, taken as a diagnostic tool, highlighted… read more here.

Keywords: gold; inverted ligand; square planar; ligand field ... See more keywords

Trans‐philicity (trans‐influence/trans‐effect) ladders for square planar platinum(II) complexes constructed by 35Cl NMR probe

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Published in 2019 at "Journal of Computational Chemistry"

DOI: 10.1002/jcc.26031

Abstract: The unified term of trans‐philicity is proposed to cover the trans‐effect/trans‐influence concepts. NMR trans‐philicity ladders are built for a broad series of square planar trans‐Pt(NH3)2(Cl)L and trans‐Pt(CO)2(Cl)L complexes employing 35Cl NMR probe and quantified by… read more here.

Keywords: trans influence; philicity; square planar; trans philicity ... See more keywords

Enhancement of Chiroptical Responses of trans-Bis[(β-iminomethyl)naphthoxy]platinum(II) Complexes with Distorted Square Planar Coordination Geometry.

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Published in 2022 at "ChemistryOpen"

DOI: 10.1002/open.202200061

Abstract: Invited for this month's cover picture are the groups of Masahiro Ikeshita and Takashi Tsuno at Nihon University and Yoshitane Imai at Kindai University (Japan). The cover picture shows the comparison of circularly polarized luminescence… read more here.

Keywords: platinum complexes; square planar; geometry; enhancement chiroptical ... See more keywords

Square planar versus square pyramidal copper(II) complexes containing N3O moiety: Synthesis, structural characterization, kinetic and catalytic mimicking activity

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Published in 2019 at "Inorganica Chimica Acta"

DOI: 10.1016/j.ica.2018.11.024

Abstract: Abstract In quest of copper complexes having [CuN3O] cores, [Cu(phen)( l –Val)(H2O)]NO3 (1) and [Cu(bpy)( l –Val)]ClO4 (2) complexes have been synthesized and structurally characterized (phen = 1,10–phenanthroline; bpy = 2,2′–bipyridine). Complex 1 possesses a distorted square-pyramidal, whereas 2… read more here.

Keywords: square planar; copper complexes; activity; square pyramidal ... See more keywords

Syntheses of and structural studies on some square planar dithiophosphonato Ni(II) complexes, octahedral pyridine derivatives thereof and X-ray crystallography, DFT and molecular docking studies of the latter

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Published in 2019 at "Journal of Molecular Structure"

DOI: 10.1016/j.molstruc.2018.09.084

Abstract: Abstract Five new dithiophosphonic acids ((p-MeO-C6H4)PS(SH)(OR), HLn, (n = 1–5); R = 3-pentyl-, HL1; R = 1-phenyl-1-propyl-, HL2; R = 4-tert-butyl benzyl-, HL3; R = diphenylmethyl-, HL4; R = 4-tert-butylcyclohexyl-, HL5) were prepared by the reaction of Lawesson reagent with the corresponding alcohols. As the acids were… read more here.

Keywords: pyridine derivatives; crystallography dft; square planar; molecular docking ... See more keywords

Low-dimensional compounds containing bioactive ligands. Part XIII: Square planar anti-cancer Pd(II) complexes with halogenderivatives of 8-quinolinol and dimethylamine

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Published in 2020 at "Polyhedron"

DOI: 10.1016/j.poly.2020.114535

Abstract: Abstract Four new Pd(II) complexes with halogenderivatives of 8-quinolinol (HXQ) were prepared: [PdCl(NH(CH3)2)(CQ)] (1), [PdCl(NH(CH3)2)(dClQ)] (2), [PdCl(NH(CH3)2)(dBrQ)] (3) and [PdCl(NH(CH3)2)(BrQ)] (4), where HCQ is 5-chloro-7-iodo-8-quinolinol, HdClQ is 5,7-dichloro-8-quinolinol, HdBrQ is 5,7-dibromo-8-quinolinol and HBrQ is 7-bromo-8-quinolinol.… read more here.

Keywords: complexes halogenderivatives; pdcl ch3; square planar; cancer ... See more keywords
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Syntheses of Square Planar Gallium Complexes and a Proton NMR Correlation Probing Metalloaromaticity.

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Published in 2020 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.0c01908

Abstract: Syntheses of square planar (SP) coordination complexes of gallium(III) are reported herein. Using the pyridine diimine ligand (PDI), we prepared both (PDI2-)GaH (4) and (PDI2-)GaCl (5), which were spectroscopically and structurally characterized. Reduction of PDI… read more here.

Keywords: proton nmr; square planar; planar gallium; metalloaromaticity ... See more keywords

Compression Produces a Square-Planar Iron Tetracarbonyl.

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Published in 2022 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.2c00346

Abstract: Iron carbonyls are known to form 18-electron complexes like Fe(CO)5, Fe2(CO)9, and Fe3(CO)12 having terminal or bridged Fe-CO bonding. Based on genetic algorithm-assisted density functional theory (DFT) calculations, it is predicted that at pressures above… read more here.

Keywords: iron tetracarbonyl; square planar; chemistry; geometry ... See more keywords