Başlık için Kimya Bölümü listeleme
Toplam kayıt 209, listelenen: 169-188
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The synthesis and structural characterization of transition metal coordination complexes of coumarilic acid
(Springer Netherlands, 2017)The coumarilate (coum−) complexes of CoII(1), NiII(2) CuII(3) and ZnII(4) were synthesized and characterized by elemental analysis, magnetic susceptibility, solid-state UV–Vis, FTIR spectra, thermoanalytical TG–DTG/DTA and ... -
Synthesis and structures of Fe(II), Zn(II) and Pd(II) complexes with a schiff base derived from methyl 2-amino-6-methyl-4,5,6,7-tetrahydrothieno[2,3-c] pyridine-3-carboxylate and comparison of their optical constants for different solvents and molarities
(American Scientific Publishers, 2017)Schiff base derived from condensation of o-vanillin (3-methoxysalicylaldehyde) and methyl 2-amino-6-methyl- 4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxylate and its metal complexes are synthesized and characterized ... -
Synthesis and thermal characterization of p-coumaric acid complexes of CoII, NiII, CuII and ZnII metal cations and biological applications
(Hitit University, 2016)The phenolic compound used in this study is p-coumaric acid, which is the derivative of phenolic acid playing a role in giving color, odor and taste to the plants. The p-coumaric acid is an organic compound derived from ... -
Synthesis of a bipyridine-derived achiral thiourea trifluoromethanesulfonic acid salt and its application as an additive in organocatalytic asymmetric reactions
(2013)The host-guest complex of a proline-thiourea bipyridine trifluoromethanesulfonic acid salt can catalyze organocatalytic asymmetric reactions such as aldol, Michael, and Mannich in polar protic medium with high stereoselectivities. ... -
Synthesis of bis(thiosemicarbazone) derivatives: Definition, crystal structure, biological potential and computational analysis
(Taylor and Francis Ltd., 2018)(2-(2-(2-methoxyphenyl)hydrazono)cyclohexane-1,3-diylidene) bis(hydrazine carbothioamide) (L1), 4-(2-(-2,-6-bis(2-carbamothioylhydrazono) cyclohexylidene) hydrazinyl)benzoic acid (L2), and (2-(2-(4-bromophenyl) hydrazono) ... -
Synthesis of CeO2-based core/shell nanoparticles with high oxygen storage capacity
(Springer International Publishing Ag, 2017)Ceria plays a key role in various applications including sensing and catalysis owing to its high oxygen storage capacity (OSC). The aim of this work is to prepare novel MO (x) /CeO2 (M: Zr, Ti, Cu) metal oxide systems with ... -
Synthesis of new azo schiff bases of pyrazole derivatives and their spectroscopic and theoretical investigations
(Elsevier B.V., 2018)New pyrazole Schiff bases containing azo groups, 4-((E)-phenyldiazenyl)-3-(4-nitrobenzylidene)-1-phenyl-pyrazole-5-amine and its series, were synthesized using the condensation reaction between p-nitrobenzaldehyde and ... -
Synthesis of novel Schiff Bases containing acryloyl moiety and the investigation of spectroscopic and electrochemical properties
(Elsevier B.V., 2016)A novel Schiff bases and their acryloyl derivatives were synthesized through the reaction of p-hydroxybenzaldehyde in order of with aniline, p-chloroaniline, p-nitroaniline, p-methylaniline and p-aminobenzoic acid. The ... -
Synthesis of pyrrolo-pyrrolo-pyrazines via the Pd/C-catalyzed cyclization of N-propargyl pyrrolinyl-pyrrole derivatives
(Elsevier Ltd, 2019)A novel and efficient synthesis of N-substituted dipyrrolo[1,2-a:2',1'-c]pyrazine derivatives has been developed. The synthetic strategy relies on the synthesisof 4',5'-dihydro-1H,3'H-2,2'-bipyrrole, followed by the reaction ... -
Synthesis of some novel derivatives of 2,6-diaminoanthraquinone dyes
(2008)In present study, some derivatives of 2,6-diaminoanthraquinone dyes are synthesized and their UV-visible spectra are investigated in various conditions. Ten compounds (1a-e) and (2a-e), two of which (1a, 1b) were previously ... -
Synthesis of {substituted-[(4-{[4-(carboxymethyl-carbamoyl)phenylimino] methyl}benzylidene)-amino]benzoylamino}carboxylic acids
(2008)Some novel derivatives of methotrexate like compounds 2a-f have been synthesized, using terephthalaldehyde, isophthalaldehyde, 4-aminobenzoic acid and amino acids (glycine, ?-alanine, L-glutamic acid). The structures of ... -
Synthesis, characterisation and DFT calculations of azo-imine dyes
(Turkish Chemical Society, 2018)In this study, azo dyes containing an imine group were synthesised by coupling p-hydroxybenzylidene aniline with the diazonium salts of p-toluidine, 4-aminophenol, aniline, p-chloroaniline, p-fluoroaniline and p-nitroaniline. ... -
Synthesis, characterization and antibacterial application of silver nanoparticle embedded composite cryogels
(Elsevier, 2020)Water treatment applications; they consist of processes that desalination, softening, removals of dissolved organic matter, color, particle and microorganism. In traditional treatment processes, microorganisms cause thick ... -
Synthesis, characterization of poly(E)-3-amino-4-((3-bromophenyl)diazenyl)-1H-pyrazol-5-ol: Investigation of antibacterial activity, fluorescence, and optical properties
(2012)The oxidative polycondensation reaction conditions of (E)-3-amino-4-((3-bromophenyl)diazenyl)-1H-pyrazol-5-ol (Schiff base monomer) has been accomplished using NaOCl, and air O 2 oxidants in an aqueous alkaline medium. The ... -
Synthesis, characterization of poly-2- (2-hydroxybenzylideneamino)-6- phenyl-4,5,6, 7-tetrahydrobenzo[b]thiophene-3-carbonitrile: Investigation of antibacterial activity and optical properties
(2012)The oxidative polycondensation reaction conditions of 2-(2- hydroxybenzylideneamino)-6-phenyl-4,5,6,7-tetrahydrobenzo[b]thiophene-3- carbonitrile were examined. The magnitude of the reflectance of the polymer decreases ... -
Synthesis, characterization, and antimicrobial properties of a new ligand and its Pd(II), Ru(II), Fe(II), Co(II) complexes
(Düzce Üniversitesi, 2018)Schiff bases and their complexes are versatile compounds synthesized from the condensation of an amino compound with carbonyl compounds and widely used for industrial purposes and also exhibit a broad range of biological ... -
Synthesis, characterization, antioxidant, antimicrobial and DNA binding properties of ruthenium(II), cobalt(II) and nickel(II) complexes of Schiff base containing o-vanillin
(Springer Netherlands, 2019)In this study, the complex combinations of Ru(II), Co(II) and Ni(II) with Schiff base obtained through the condensation of (E)-methyl 2-amino-6-methyl-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxylate with 2-hydroxy- ... -
Synthesis, characterization, conformational equilibrium and intramolecular hydrogen bond analysis of Novel Azocalix[4]arenes including acryloyl moiety using DFT studies
(Elsevier B.V., 2019)Azocalix[4]arenes were synthesized via diazo-coupling reaction with aniline in 1:1, 1:2, 1:3 and 1:4 molar ratio. Novel Azocalix[4]arenes having Acryloyl moiety were prepared esterification reaction with metallic sodium ... -
Synthesis, spectral characterisation and thermal behaviours of some new p-tert-butylcalix[4]arene and calix[4]arene-esters containing acryloyl groups
(2013)The mono-, di-, tri-, and tetra-acryloyl esters of p-tert-butylcalix [4]arene and calix[4]arene were synthesised by reacting acryloyl chloride with sodium salts of p-tert-butylcalix[4]arene and calix[4]arene in THF. The ... -
Synthesis, spectral, and thermal studies of Co(II), Ni(II), Cu(II), and Zn(II)-glycinato complexes and ınvestigation of their biological properties: Crystal structure of [Cu(µ-gly)2(H2O)]n
(Taylor and Francis Inc., 2016)The complexes of metal cations with glycine amino acid were synthesized and characterized by FTIR, TGA, UV-Vis, and elemental analysis methods. Just the CuII-complex was suitably obtained as a single crystal. Neighboring ...