a schiff base nickel comple a new material as
Apr 06 2006 · The Schiff base macroligands 16 are synthesized from the reaction of dialdehydes and amino compounds Given that these materials form stable complexes they provide the opportunity to design new systems selective to specific metallic ions
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1200TD Flotation Plant for Gold Ore in CambodiaIn this plant, gold ore is mainly natural gold among the ore to be processed, but it is mostly distributed in the crack of poisonous sand, pyrrhotite and quartz crystal gap, which significantly improves the processing difficulty of the gold ore. The custo
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A new Schiff base nickelII complex 55′dihydroxy22Nov 01 2009 · Comment Nickel complexes have attracted intensive interest in the past decade because they play important roles in bioinorganic chemistry and redox enzyme systems Amirnasr et al 2006In a continuation of a study of Schiff base ligands and their nickelII complexes we report here the title complex Fig 1 in which the main plane being formed by the three phenyl and the N 2 O 2
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NickelII complexes of some quadridentate Schiff baseComplexes of divalent nickel and copper with the Schiff base derived from 22aminophenylbenzimidazole and benzaldehyde Transition Metal Chemistry 1984 9 8 318321
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The application of a nickelII Schiff base complex forHerein the role of Ni oxide under the electrowater oxidation of a nickelII Schiff base NN′bis salicylideneethylenediamino nickelII was investigated by scanning electron microscopy transmission electron microscopy energy dispersive spectrometry Xray diffraction nuclear magnetic resonance spectroscopy extended Xray absorption
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COMPLEXES OF NICKEL II WITH THE SCHIFF BASESThe nickel II complexes with Schiff base ligand derived from the condensation of Bis 1amidinoOmethylurea NiII chloride and salicylaldehyde have been prepared and investigated using different chemical techniques such as
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Co II Ni II and Cu II Complexes with Schiff BaseSome new diimino Schiff base ligands and their complexes with Co II Ni II and Cu II were synthesized and characterized All the complexes were octahedral in nature The binding affinity values were determined from docking studies using Auto Dock VinaPyRx software
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Complexes of nickel II with the schiff bases derivedWe synthesized a new Schiff base ligand by condensation reaction of 4dimethylaminobenzaldehyde and 13phenylenediamine Treatment of this Schiff base ligand with ZincII nitrate and CadmiumII
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Synthesis and characterization of nickelII complexes ofFive new mononuclear zincII complexes with a tetradentate Ndonor Schiff base Syntheses structures and influence of anionic coligands on the luminescence behaviour
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Energy materials based on metal Schiff base complexesThe presence of transition metal elements with a polydentate Schiff base ligand to form metal complexes offers a good platform for combining the chemical electronic magnetic optical and redox properties of metal complexes with those of the organic materials Metal Schiff base complexes can be incorporated into discrete small molecules oligomers or polymers generating new functional materials
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SYNTHESIS AND CHARACTERIZATION OF IRON II ANDThe benzoin and Schiff base have been prepared as reported Mahaptra et al1977 Vogel 1978 they are pale yellow and grayish white respectively The iron II and nickel II Schiff base complexes have been prepared using the adopted synthetic procedure reported by Mahaptra et al 1977 the compounds are brown and blue respectively
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A new Schiff base nickelII complex 55′dihydroxy22Nov 01 2009 · Comment Nickel complexes have attracted intensive interest in the past decade because they play important roles in bioinorganic chemistry and redox enzyme systems Amirnasr et al 2006In a continuation of a study of Schiff base ligands and their nickelII complexes we report here the title complex Fig 1 in which the main plane being formed by the three phenyl and the N 2 O 2
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A New Class of Quadruplex DNABinding Nickel Schiff BaseWe have prepared six new nickel Schiff base complexes via reactions of substituted benzophenones with different diamines in the presence of nickelII These new complexes were then reacted with 12choroethylpiperidine to afford a further six novel nickelII Schiff base complexes
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A new Schiff base nickelII complex Europe PMCComment Nickel complexes have attracted intensive interest in the past decade because they play important roles in bioinorganic chemistry and redox enzyme systems Amirnasr et al 2006In a continuation of a study of Schiff base ligands and their nickelII complexes we report here the title complex Fig 1 in which the main plane being formed by the three phenyl and the N 2 O 2
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Self‐Assembly of NickelII Complexes of New Bis‐BidentateNickelII complexes derived from three new bis‐bidentate Schiff bases H 2 L 1−3 having two N‐n‐propyl‐salicylaldiminate units linked by an O−CH 2 n −O spacer n 4 8 12 respectively at the 3‐position of the salicyl moieties are described
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Nickel complexes of Schiff bases derived from monoNickel complexes of Schiff bases derived from monodiketone with anthranilic acid Synthesis characterization and microbial evaluation II with Schiff bases offers an opportunity to understand various properties of NiII complexes The preparation of nickelII complexes with Schiff base 21Hbenzod Methods and materials
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Structural variations in nickelII and copperII MN4Structural variations in nickelII and copperII MN 4 Schiffbase complexes with deprotonated tetradentate NN′bis5aminopyrazol4ylmethylenepolymethylenediamine ligands Alexander L Nivorozhkin Hans Toftlund Per Lauge Jørgensen and Leonid E Nivorozhkin
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Hydrothermal synthesis of copper II and Nickel II nanoTwo new nano particles of copper II and nickel II complexes Cucd5Clsalen 1 and Nicd5Clsalen 2 with unsymmetrical tetradentate Schiff base ligand cd5Clsalenmethyl2N22hydroxy5choloro2phenyl methylidynetriloethylamino1cyclopentenedithiocarboxylate were synthesized by hydrothermal method These compounds were characterized by a variety of physic
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Synthesis crystal structures and nonlinear optical NLOSynthesis crystal structures and nonlinear optical NLO properties of new Schiffbase nickelII complexes Toward a new type of molecular switch Jean Pierre Costes Jean François Lamère Christine Lepetit Pascal G Lacroix Françoise Dahan Keitaro Nakatani PMID 15762724
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New quaternized poly4vinylpyridine co divinylbenzeneJul 17 2018 · New quaternized poly4vinylpyridinecodivinylbenzene material containing nickelII Schiff base complex synthesis thermogravimetry and application for heterogeneous electrooxidation of ethanol Abdeslam Bezza 1
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Synthesis and antibacterial activity of some SchiffKeywords Schiff base complexes antibacterial activity DMF 14dioxane INTRODUCTION To overcome the alarming problem of microbial resistance to antibiotics the discovery of novel active compounds against new targets is a matter of urgency Many of the crude drugs which are sources of medicinal preparations still origi
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Metal Complexes of a Novel Schiff Base Based on PenicillinMoreover the revival of research is essential to generate new Schiff base metal complexes with a diverse range of applications Schiff base complexes have been used as drugs and have valuable antibacterial 4 5 antifungal 6–8 antiviral 9 10 antiinflammatory and antitumor activities
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Synthesis and Characterization of some TransitionSynthesis and Characterization of some transition metal complexes derived from bidentate Schiff base 64 Page 32 IR spectra and mode of bonding The IR spectral data of some important functional groups of the Schiff base ligand and its transition
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Synthesis Characterization and Biological Activity ofSynthesis Characterization and Biological Activity of ChromiumIII ManganeseII CobaltII NickelII CopperII and ZincII Complexes with New Schiff Base Derived from 6methylquinoxaline2 31H4Hdione and Diethylenetriamine Mahmoud Najim AlJibouri 1 and Saad Mohammad Hasun 1
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Hydrolysis of a NiSchiffBase Complex Using Conditions1 Hydrolysis of NiSchiffBase Complex Dissolve 1 mmol of the NiPBPSchiffbase complex in 40 mL of NNdimethylformamide DMF with stirring in a 250 mL round bottom flask at room temperature Add 60 mL of 02 M aqueous EDTA solution pH 45 Using a magnetic stir bar and stir plate stir the combined solution overnight
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The application of a nickelii Schiff base complex inHerein the role of Ni oxide in the electrocatalytic water oxidation of a nickelii Schiff base NN′bis salicylideneethylenediamino nickelii is investigated using scanning electron microscopy transmission electron microscopy energy dispersive spectrometry Xray diffraction nuclear magnetic resona
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Synthesis and Crystal Structure Determination of a NickelWe have synthesised a variety of tripodal tetraamine ligands and several series of their related acyclic and macrocyclic N 5 Schiff base complexes using a template method 678910 Herein we report the synthesis of a new nickel II complex of an acyclic pentadentate N 5 mono Schiff base ligand
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A new zinc–Schiff base complex as an electroluminescent2014 A new zinc–Schiff base complex as an electroluminescent material Journal of Organic Semiconductors Vol 2 No 1 pp 1520
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DNAbinding interactions of nickel Schiff baseDNAbinding interactions of nickel Schiff base complexes Nawal Masoud O Assadawi University of Wollongong Unless otherwise indicated the views expressed in this thesis are those of the author and do not necessarily represent the views of the University of Wollongong
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Spectrochemical Properties and Solvatochromism ofJul 30 2018 · New face of Schiff base Metal complexes with Schiff bases can be compounds of great practical importance provided that their spectral properties are known very this work the coordination properties of the Schiff base derived from salicylaldehyde and 13‐propanediamine and its nickelII complex in solution are known that is the structure of the complex in solution are
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NickelII copperII and cobaltII complexes derivedA series of NiII CuII and CoII complexes ML 2 of a new thioether containing ONS donors have been synthesized where L deprotonated Schiff analytical spectral FTIR 1 H NMR UV–vis conductivity and magnetic studies showed that the metal complexes possess octahedral geometry and are nonelectrolytes The structures of ligand as well as nickelII complex NiL 2 2
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Synthesis Characterization and Biological Activity ofSynthesis Characterization and Biological Activity of ChromiumIII ManganeseII CobaltII NickelII CopperII and ZincII Complexes with New Schiff Base Derived from 6methylquinoxaline2 31H4Hdione and Diethylenetriamine Mahmoud Najim AlJibouri 1 and Saad Mohammad Hasun 1
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Application of NN′ ethylenebisacetylacetoneiminatoThe present paper reports for the first time the applicability of NN′ethylenebisacetylacetoneiminato nickel II and copper II Schiff base complexes as acid–base indicators in strong acidweak base titrations where the pH at the equivalence point is 4
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Synthesis and characterization of schiff baseSchiff bases offer a versatile and flexible series of ligand capable of bind with various metal ions to give complexes with suitable properties for theoretical or practical application During the past two decades considerable attention has been paid to the chemistry of the metal complexes of schiff base containing nitrogen and other donors
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Mesoporous silica nanoparticles supported copperII andSchiff base grafted mesoporous silica nanoparticle was synthesized by the condensation of 2hydroxy3methoxybenzaldehyde and aminefunctionalized MSNs The latter material was then treated with CuII and NiII salts separately to obtain copper and nickel complexes anchored mesoporous composites
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Essay on nickel complex from Schiff base ligand 968 WordsOn the second part of this experiment we react the Schiff base ligand with hydrated nickel complex this will allow us to form new nickel complex which is known as We do this through condensation and substitution from the hydrated nickel complex Results and discussion
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Mononuclear NickelII Complexes with Schiff Base LigandsAnalogous to the procedure of preparing copperII complexes 131415 the reactions of Schiff base ligands HL1‒HL5 with nickelII acetate yielded the N Ochelate NiII Complexes 1–5 in good yields The products precipitated from the solution after the reaction was cooled to room temperature
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SB Schiff base AcronymAtticDOI 102240azojomo0184 A Schiff Base Nickel Complex A New Material as Modifier for Selective Electrodes A New Material as Modifier for Selective Electrodes Hello everyone
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Molecules Free FullText Synthesis CharacterizationThe higher antibacterial activity of Schiff base metal complexes than the free Schiff base ligands can be explained by chelation of the Schiff base with metal ions as metal chelates display both polar and nonpolar properties this makes them suitable for permeation into cells and tissues The polarity of the metal ion will be reduced to a
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