نتایج جستجو برای: ligands

تعداد نتایج: 105118  

Journal: :Inorganics (Basel) 2023

A predictable type of coordination is a key property tripodal ligands. Homo- and heteroleptic lanthanide complexes with ligands are representative class compounds. However, despite the fact that many them paramagnetic, their magnetic behavior poorly studied. This because photophysical catalytic properties considered more attractive. In present review, we try to summarize available structural in...

Journal: :Acta Chimica Slovenica 2023

A dinuclear zinc complex [Zn2L2] (1), and four mononuclear complexes [ZnBr2(LH)2] (2), [ZnCl2(LH)2] (3), [Zn(LH)2(NCS)2] (4) [ZnI(CH3OH)L] (5), have been prepared from the Schiff base 5-bromo-2-((cyclohexylimino) methyl)phenol (HL) by microwave irradiation method. All were characterized CHN elemental analyses, infrared electronic spectra. Structures of further studied single crystal X-ray deter...

Journal: :EJNMMI research 2021

Abstract Background Positron Emission Tomography (PET) imaging of the Synaptic Vesicle glycoprotein (SV) 2A is a new tool to quantify synaptic density. [ 18 F]UCB-H was one first promising SV2A-ligands be labelled and used in vivo rodent human, while limited information on its pharmacokinetic properties available non-human primate. Here, we evaluate reliability three most commonly modelling app...

Journal: :Pharmaceuticals 2021

In this work, the various biological activities of eight organoruthenium(II) complexes were evaluated to reveal correlations with their stability and reactivity in aqueous media. Complexes general formula [Ru(?6-p-cymene)(X,Y)(Z)] prepared, where (X,Y) represents either an O,O-ligand (?-diketone), N,O-ligand (8-hydroxyquinoline) or O,S-pyrithione-type ligands (pyrithione = 1-hydroxypyridine-2(1...

We have prepared and characterized a few Mn (III) complexes by using a few bidentate and tridentate ligands. Spectra of the manganese (III) ion in a variety of molecular environments are reported. On the basis of solution spectra, some of these complexes seem to be typically distorted

Journal: :Russian Journal of General Chemistry 2022

Abstract New P , S -bidentate phosphoramidite ligands, including these having a stereogenic phosphorus atom in the 1,3,2-dioxaphosphepine ring, have been synthesized on basis of ( R )-BINOL and its adamantanyl derivatives. With their participation Pd-catalyzed asymmetric allylic alkylation E )-1,3-diphenylallyl acetate with dimethyl malonate amination pyrrolidine involving ligands afforded sele...

Journal: : 2023

Many new mixed ligand complexes of mercury(II) have been synthesized with LH = 4,5-(diphenyl)-1,2,4-triazole-3-thione (diptSH) and tertiary phosphines as co-ligands. The compounds characterized by elemental analyses, IR, UV–Vis, molar conductivity, NMR spectroscopy. In the binuclear (2-5), both Hg atoms tetrahedral geometry, atom bonded to three halide ions one thione (LH) through sulfur atom. ...

Journal: :Angewandte Chemie 2023

The design of metal–organic frameworks (MOFs) having large pore sizes and volumes often requires the use complex organic ligands, currently synthesized using costly time-consuming palladium-catalyzed coupling chemistry. Thus, in present work, a new strategy for ligand is reported, where piperazine dihydrophenazine units are used as substitutes benzene rings, which basic building block most MOF ...

Journal: :Pure and Applied Chemistry 1979

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