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Now showing items 12671-12690 of 14373
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Synthesis and characterization of chitosan-vermiculite-lignin ternary composite as an adsorbent for effective removal of uranyl ions from aqueous solution: Experimental and theoretical analyses
(International Journal of Biological Macromolecules, 2022)Chitosan (Ch), vermiculite (V) and lignin (L) were used as the components of a natural composite adsorbent (Ch-VL) for the removal of the UO22+ ions in aqueous solutions. During the study, we recorded and analyzed the ... -
Synthesis and characterization of chitosan–vermiculite composite beads for removal of uranyl ions: isotherm, kinetics and thermodynamics studies
(Springer, 2021)In this study, a new material containing Chitosan (Ch)–Vermiculite (V) composite beads was synthesized with epichlorohydrin cross-linking agent and used to remove uranyl ions from the aqueous solution. The prepared new ... -
Synthesis and characterization of Co(II), Ni(II), Cu(II) and Zn(II) complexes with a new homopiperazine macrocyclic Schiff base ligand
(ELSEVIER SCIENCE SA, 2015)A new macrocyclic Schiff-base ligand, L, was synthesized by condensation reaction of 1,4-bis(2-formylphenyl) homopiperazine and 1,3-diaminopropane in acetonitrile. The Schiff-base ligand was characterized by using elemental ... -
Synthesis and characterization of conductive poly(o-anisidine)/talc composite
(GAZI UNIV, FAC ENGINEERING ARCHITECTURE, 2018)Conductive poly(o-anisidine) (POA)/talc composite was prepared by chemical polymerization of o-anisidine in the presence of talc using ammonium persulfate (APS) as oxidant. The polymerization parameters such as APS/o-anisidine ... -
Synthesis and characterization of dextran hydrogels prepared with chlor- and nitrogen-containing crosslinkers
(JOHN WILEY & SONS INC, 2006)In this study, we have synthesized dextran hydrogels by the crosslinking reactions of dextran with some selective Cl-, and N-containing functional monomers, such as epichlorohydrin (ECH), N,N'-methylenebisacrylamide (MBAm), ... -
Synthesis and characterization of hybrid iron oxide silicates for selective removal of arsenic oxyanions from contaminated water
(ACADEMIC PRESS INC ELSEVIER SCIENCE, 2017)A series of hybrid silicates containing iron oxides was synthesized by adding various amounts of iron into silica on the basis of using post precipitation mechanism from aqueous solutions in order to form hydrated iron ... -
Synthesis and Characterization of Macroporous Poly(Acrylamide-Methacrylic Acid) Cryogel and its Interaction with Clarithromycin
(COLEGIO FARMACEUTICOS PROVINCIA DE BUENOS AIRES, 2015)In this study, macroporous poly(acrylamide/methacrylic acid - PAM) polymers have been prepared and characterized. Swelling characteristics of PAM cryogels and the percentage of macroporosity have been examined. Their ... -
Synthesis and characterization of metal ion-imprinted polymers
(INDIAN ACAD SCIENCES, 2018)In this study, ion-imprinted polymeric materials from an aqueous solution were prepared to remove metal ions (M2+) like Ni2+, Co2+, etc. To prepare ion-imprinted polymers (IIPs), acrylic acid derivatives (XA) like acrylamide ... -
Synthesis and characterization of molybdenum trioxide with an orthorhombic crystal structure for supercritical water gasification application
(01.03.2023)Supercritical water (SCW) catalytic gasification is promising for the production of synthetic gas from biomass. However, maintaining the activity of heterogeneous catalysts under high pressure and hydrothermal conditions ... -
Synthesis and Characterization of Poly(2-hydroxyethylmethacrylate-hydroxyapatite) a Novel Composite for the Removal of Lead(II) from Aqueous Solutions
(WILEY-BLACKWELL, 2012)In the present study, a novel adsorbent, poly (2-hydroxyethylmethacrylate-hydroxyapatite) [P(HEMA-Hap)], was prepared and characterized. The synthesis was achieved by means of free-radical polymerization and a number of ... -
Synthesis and characterization of poly(N-Ethyl aniline) / talc composite materials
(2013)A new substituted polyaniline/layered talc conductive composite material were synthesized chemically using ammonium persulfate as oxidizing agent in aqueous HCl medium. The oxidant type, N-ethyl aniline to oxidant mole ... -
Synthesis and characterization of poly(o-toluidine)/kaolinite conductive composites for humidity and temperature sensing
(PAMUKKALE UNIV, 2018)Conductive poly(o-toluidine)/kaolinite composite was synthesized via chemical polymerization of o-toluidine in the availability of kaolinite using ammonium persulfate as oxidizing agent. To investigate the use of the ... -
Synthesis and comparative study of thermal stabilities of the imidization of some maleic anhydride copolymers
(JOHN WILEY & SONS INC, 2006)In the present study, first, maleic anhydridestyrene (MA-St), maleic anhydride-allyl phenyl ether (MA-APhE), maleic anhydride-heptene-1(MA-Hp), and maleic anhydride-allyl propionate (MA-AP) copolymers have been synthesized ... -
Synthesis and competitive 7 Li NMR studies of two morpholine-based ligands
(Elsevier, 2021)7 Li NMR spectroscopy was used to investigation the stability, stoichiometry and thermodynamic infor- mation of a Li + complex with one known, N1-(2-morpholinoethyl)-N1-((pyridine-2-yl)methyl)propane- 1,3-diamine (A 1 ) ... -
Synthesis and docking calculations of tetrafluoronaphthalene derivatives and their inhibition profiles against some metabolic enzymes
(5 February)Syntheses of tetrahydroepoxy, O‐allylic, O‐prenylic, and O‐propargylic tetrafluoronaphthalene derivatives, starting from 1‐bromo‐2,3,4,5,6‐pentafluorobenzene, are reported here for the first time. The O‐substituted ... -
Synthesis and in vitro antioxidant evaluation of new bis(-aminoalkyl)phosphinic acid derivatives
(TAYLOR & FRANCIS LTD, 2016)Diamines were added to arylaldehydes in ethanol, which resulted in corresponding diimines. Novel bis-1-aminophosphinic acid compounds were synthesized through the interaction of diimines and hypophosphorous acid. The new ... -
Synthesis and investigation of antibacterial activities and carbonic anhydrase and acetyl cholinesterase inhibition profiles of novel 4,5-dihydropyrazol and pyrazolyl-thiazole derivatives containing methanoisoindol-1,3-dion unit
(TAYLOR & FRANCIS INC, 2017)Novel 4,5-dihydropyrazole derivatives (3a-i), 3-(4-((3aR,4S,7R,7aS)-1,3-dioxo-3a,4,7,7a-tetrahydro-1H-4,7-methanoisoindol-2(3H)-yl)phenyl)-5-phenyl-4,5-dihydro-1H-pyrazole-1-carbothio amide, were obtained by the addition ... -
Synthesis and investigation of anticancer, antibacterial activities and carbonic anhydrase, acetylcholinesterase inhibition profiles of novel (3aR,4S,7R,7aS)-2-[4-[1-acetyl-5-(aryl/heteroaryl)-4,5-dihydro-1H-pyrazol-3-yl]phenyl]-3a,4,7,7a-tetrahydro-1H-4,7-methanoisoindole-1,3(2H)-diones
(SPRINGER WIEN, 2019)A series of novel 1,3,5-trisubstituted pyrazoline derivatives, (3aR,4S,7R,7aS)-2-[4-[1-acetyl-5-(aryl/heteroaryl)-4,5-dihydro-1H-pyrazol-3-yl]phenyl]-3a,4,7,7a-tetrahydro-1H-4,7-methanoisoindole-1,3(2H)-diones, were ... -
Synthesis and Molecular Docking of New N-Acyl Hydrazones- Benzimidazole as hCA I and II Inhibitors
(20.01.2023)Background: The carbonic anhydrases (CAs) which are found in most living organisms is a member of the zinc-containing metalloenzyme family. The abnormal levels and activities are frequently associated with various diseases ... -
Synthesis and use of trans-dichlorido-tetrakis-(N-R-imidazole)nickel(II) complexes in Kumada-Tamao-Corriu cross-coupling reactions
(PERGAMON-ELSEVIER SCIENCE LTD, 2011)Two dichlorido-tetrakis-(N-R-imidazole)nickel(II) complexes (R = 2,6-diisopropylphenyl (1): methyl (2)) have been synthesised. A single crystal X-ray diffraction study was carried out for 1, which revealed a centrosymmetric ...