نتایج جستجو برای: schiff base electrochemical complexes antioxidant

تعداد نتایج: 532330  

Journal: :Crystals 2022

Because of their importance in a variety interdisciplinary study domains, Schiff-base ligands have performed significant role the evolution contemporary coordination chemistry. This almost-comprehensive review covers all aspects and properties complexes, starting from ligands. Our work is centered on eloquent advances that been developed since 2015, with special consideration to recent developm...

Journal: :Cumhuriyet Science Journal 2021

The reaction of o-aminophenol with para hydroxy and methoxy substituted benzaldehydes yielded two Schiff bases. These bases functioning precursors were turned into palladium complexes by treating acetate. structural formulas based on spectral methods (elemental analysis, FT-IR spectroscopy, NMR spectroscopy QTOF-LC/MS spectroscopy) suggested for obtained both complexes. According to the charact...

2013
K. L. P. Sheeja Lovely

The Schiff base complexes of Co(II), Ni(II) Cu(II) and Zn(II) have been synthesized from 4pyridine carboxaldehyde with 4-aminopyridine. They have been characterized by elemental analysis, molar conductance, molecular weight determination, IR, XRD and SEM. The metal in the Schiff base complex is hexa coordinated which binds through pyridine nitrogen, azomethine nitrogen and nitrate units of meta...

Hadi Kargar, Reza Kia*

New hetero-binuclear Hg-Cu Schiff base complexes were prepared by reaction of 2,2'-[1,1'-(2,2-‎dimethylpropane-1,3-diyldinitrilo)-diethyldyne]diphenolato}copper(II) (CuL1) and 6,6'-X-2,2'-[(2,2-‎dimethylpropane-1,3-diyl)bis(nitrilomethanylylidene)]diphenolato copper(II) [(X = ethoxy (CuL2) and ‎methoxy (CuL3)], with HgCl2 to give [Cu(L1)HgCl2] (1), [Cu(L2)HgCl2] (2), and [Cu(L3)HgCl2] (3), ‎res...

2014
M. Saranya A. Subashini C. Arunagiri Thomas Muthiah

Schiff base has been prepared by the condensation of 2-naphthylamine (NA) with 5bromosalicylaldehyde (BSA). The ligand (NABSA) was isolated and characterized. Metal complexes have been synthesized by the interaction of NABSA with metal ions viz. Co(II), Ni (II), and Cu(II) in 1:2 molar ratio respectively. These complexes have been characterized by FT-IR, electronic spectroscopy, conductance mea...

Abstract New N2O2 type Schiff base has been designed and synthesized by condensing 2,4 dihydroxy benzaldehyde and α-naphthylamine in ethanol. Solid metal complexes of the schiff base with Cu(II), Ni(II) and Zn(II) metal ion were synthesized and characterized by elemental analysis, magnetic susceptibility, molar conductance, IR, UV-Vis and ‘H NMR spectral studies. The data shows that the c...

2013
Ramadoss Gomathi

Schiff-base ligands are potential anti-cancer, anti-bacterial and anti-viral agents and this activity tends to increase in metal(II) Schiff-base complexes. Some oxindole-Schiff base copper(II) complexes have shown potential antitumor activity towards deferent cells, inducing apoptosis in a process modulated by the ligand. Here, six novel copper(II) complexes with schiff base ligands were isolat...

Background & Aims: Angiogenesis plays an important role in tumor growth and metastasis of cancer; therefore, compounds that inhibit the angiogenesis process can prevent tumor growth. Recently, Schiff base complexes have become important due to properties such as anticancer, anti-oxidant, and the like. In this study, the angiogenesis effect of the copper Schiff base complex on the chorioallantoi...

2014
Gurjaspreet Singh Mridula Garg Pooja Manu Dabas

A total of three new silicon (IV) complexes of Schiff base have been synthesized by the reaction of silicon tetrachloride with Schiff base ligands L1 (C16H16N2O2), L2 (C14H12N2O2) and L3 (C13H11NO2).The complexes obtained were characterized qualitatively and quantitatively by using micro-elemental analysis, FTIR spectroscopy, 1 H and 13 C NMR spectroscopy. From the spectral studies we could con...

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