Güncel Gönderiler: FEF, Kimya Bölümü Koleksiyonu
Toplam kayıt 455, listelenen: 421-440
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Synthesis and biological evaluation of some succinimide hybrid molecules
(Maik Nauka/Interperiodica/Springer, 2019)In this study, a new series of succinimide hybrid molecules containing isothiocyanate, coumarin, isatin, and furan moieties was synthesized and screened for alpha-glucosidase and antioxidant activities. Preliminary results ... -
Paeoniflorigenone purified from Paeonia daurica roots potently inhibits viral and bacterial DNA polymerases: investigation by experimental validation and docking simulation
(Springer Birkhauser, 2019)The methanolic extracts from fruit, leaf, stem and roots of Paeonia daurica subsp. macrophylla (P. daurica) were investigated for inhibitory effect on replicative bacterial (PolC and DnaE2) and viral (MMLV-RT from Moloney ... -
Preparation and characterization of a novel activated carbon component via chemical activation of tea woody stem
(Springer, 2019)The novel activated carbon materials were synthesized by the carbonization and chemical activation of agricultural bio-waste from tea woody stems (TWS), and these materials were characterized by using FTIR, SEM, TG/DTA and ... -
Effect of thermocycling on the amount of monomer released from bulk fill composite resins
(Japanese Soc Dental Materials Devices, 2019)The goal of this study was to examine the effect of thermal cycling on the amount of monomer released from bulk fill composites. Five bulk fill composite resins were used in the study. Extraction solutions were obtained ... -
Recycling of an agricultural bio-waste as a novel cellulose aerogel: A green chemistry study
(Springer, 2020)Cellulose aerogel (CA) isolated from tea stem wastes (TSW) is a good fire retardant and heat insulator, environmentally friendly, thermally stable and highly porous material with a network structure. These outstanding ... -
Synthesis and molecular docking studies of novel triazole derivatives as antioxidant agents
(Bentham Science Publ Ltd, 2020)A series of 1,2,4-triazole and 1,2,4- thiadiazole derivatives were prepared starting from ethyl 4-(3-methyl-5-oxo-1,5-dihydro-4H-1,2,4-triazol-4-yl)benzoate. Firstly, both ethyl ester groups were simultaneously transformed ... -
Diet-mediated modulation on the development and phenoloxidase activity in the Alder leaf beetle larvae, Agelastica alni (L., 1758) (Coleoptera: Chrysomelidae)
(Entomological Soc Turkey, Ege Univ, 2020)Food-induced changes in the phenoloxidase activity and development of Agelastica alni (L.,1758) (Coleoptera: Chrysomelidae) larvae reared on unbalanced artificial diets were examined. the study was conducted between ... -
Synthesis, antibacterial and antioxidant activities of some new nsubstituted azachalcone, schiff base and pyrazole derivatives
(Bentham Science Publ Ltd, 2020)Pyrazoles, Schiff bases and the quaternary ammonium compounds (QAC) such as N-alkyl substituted azachalcones are the important group of chemical individuals with widespread usage in many fields of science. in particular, ... -
Photophysical and photochemical study on novel axially chalcone substituted silicon (IV) phthalocyanines
(Elsevier, 2020)The novel axially chalcone bearing furan or thiphene groups substituted silicon (IV) phthalocyanine complexes were synthesized in this study. These novel phthalocyanines were characterized by general spectroscopic methods ... -
Synthesis and solvent-dependent photophysics of a novel fluorescent triazole-coumarin-based dye
(Wiley, 2020)Synthesis of a new coumarin-triazole-based dye and its photophysical parameters such as absorption, fluorescence emission, and fluorescence quantum yield were investigated. Studies have shown that the present dye has ... -
Synthesis of novel tetra-substituted benzimidazole compounds containing certain heterostructures with antioxidant and anti-urease activities
(Wiley, 2020)A new series of 5,6-dimethyl-2-phenyl-1H-benzimidazole derivatives was synthesized. the antioxidant activities of the synthesized compounds were determined according to the cupric reducing antioxidant capacity (CUPRAC), ... -
Determination of color additive tartrazine (E 102) in food samples after dispersive solid phase extraction with a zirconium-based metal-organic framework (UiO-66(Zr)-(COOH)(2))
(Taylor & Francis Ltd, 2020)A new and rapid dispersive solid phase extraction method by using a green-synthesised UiO-66(Zr)-(COOH)(2) (Zr-BTeC) adsorbent with body-centred cubic (bcu) topology was developed for determination of tartrazine in food ... -
Design, synthesis, and characterization of some new benzimidazole derivatives and biological evaluation
(Wiley, 2020)A new series of benzimidazole derivatives (1-15) containing 1,2,4-triazole, 1,3,4-thiadiazole, 1,3,4-oxadiazole, and thiazolidinon rings have been synthesized. All new synthesized benzimidazole compounds were confirmed by ... -
Anticancer evaluation of a manganese complex on HeLa and MCF-7 cancer cells: design, deterministic solvothermal synthesis approach, Hirshfeld analysis, DNA binding, intracellular reactive oxygen species production, electrochemical characterization and density functional theory
(Taylor & Francis Inc, 2020)Herein, a deterministic solvothermal strategy was employed to synthesize an efficient anticancer agent 'cis-dichlorobis(1,10-phenanthroline)manganese(II)' (Mn(phen)(2)Cl-2). A single-crystal X-ray diffraction analysis ... -
Synthesis and spectroscopic characterization of novel methoxy bridged benzimidazolyl-substituted phthalocyanines as potent inhibitors of urease
(Pergamon-Elsevier Science Ltd, 2020)In this study, novel peripherally 4-[(1H-benzimidazol-1-yl)methoxy] substituted Zn(II) (3) Cu(II) (4) and Co(II) (5) phthalocyanines were prepared and their structures were characterized spectroscopically. the light ... -
Novel phthalocyanines bearing 1,2,4 triazole substituents: Synthesis, characterization, photophysical and photochemical properties
(Pergamon-Elsevier Science Ltd, 2020)4-(4,5-Diphenyl-4H-1,2,4-triazol-3-ylthio)phthalonitrile ( 3) and its non-peripherally tetra substituted zinc(II) phthalocyanine (4) and magnesium(II) phthalocyanine (5) derivatives were prepared. the novel compounds 3-5 ... -
New 1,3,4-thiadiazol derivatives: Synthesis, computational study and X-Ray
(Elsevier, 2020)In this study, 4-hydroxyphenyl-3H-1,2,4-triazol-3-one derivatives (la-d), cyanomethoxyphenyl-3-alkyl/aryl-5-oxo-4,5-dihydro-1H-1,2,4-triazol-acetonitriles (2a-d) and bis amino-1,3,4-thiadiazol-5-alkyl/aryl-2,4-dihydro-3H ... -
Novel 2-amino-4-aryl-6-pyridopyrimidines and N-alkyl derivatives: Synthesis, characterization and investigation of anticancer, antibacterial activities and DNA/BSA binding affinities
(Academic Press Inc Elsevier Science, 2020)A series of new 2-amino-4-aryl-6-pyridopyrimidines, and their N-alkyl bromide derivatives were designed and synthesized by employing methyl substituted azachalcones. These novel compounds were evaluated and compared to the ... -
Natural infection potential and efficacy of the entomopathogenic fungus Beauveria bassiana against Orosanga japonica (Melichar)
(Springer, 2020)In this study, potential of the entomopathogenic fungi (EPF) isolates from dead samples of Orosanga japonica (Melichar) (Hemiptera: Ricaniidae) was evaluated. Infected specimens with fungi results confirmed that the samples ... -
Synthesis and characterization of activated carbon produced from waste human hair mass using chemical activation
(Springer Japan Kk, 2020)In this study, hair waste was converted into active carbon for the first time and its characteristics were analyzed. As chemical activation tool, zinc chloride (ZnCl2) was impregnated and then carbonized under different ...