FEF, Kimya Bölümü Koleksiyonu: Recent submissions
Now showing items 21-40 of 441
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Theoretical determination of electronic, geometric and spectroscopic properties of some 1,2,4-triazol derivatives
(2023)In this study, molecular geometric optimization of five 4,5-dihydro-1H-1,2,4-triazol-5-one derivative compounds was obtained using Density Functional Theory, (DFT, B3LYP)/ Hartree Fock, (HF, B3LYP) methods on the basis set ... -
Cellulose ester-based aerogel: lightweight and highly water-absorbent
(American Chemical Society, 2023)Cellulose was extracted from waste generated by pruning tea stem wastes. The interaction between pure cellulose and homophthalic acid produced a light (0.22 g·cm-3) and eco-friendly hybrid aerogel product that is highly ... -
Human health risk assessment of heavy metals accumulation in different genders and tissues of whiting fish (Merlangius merlangus euxinus Nordmann, 1840) from Rize, Turkey
(Elsevier, 2024)The contamination of fish resulting from marine pollution is a major concern, as it poses potential adverse effects on human health. Therefore, heavy metal concentrations (Cr, Fe, Ni, Cu, Zn, and Pb) in different genders ... -
Effect of Usnea longissima ethyl acetate extract on acute oxidative and inflammatory lung damage from Staphylococcus aureus infection in rats
(University of South Bohemia in Ceske Budejovice Faculty of Health and Social Sciences, 2023)The role of oxidants and proinflammatory cytokines in the pathogenesis of pneumonia caused by Staphylococcus aureus (S. aureus) has been demonstrated. The present study aims to investigate the protective effect of ethyl ... -
Synthesis of some benzimidazole-thiophene hybrids as potential urease and lipase inhibitors
(Springer Link, 2023)In this study, some benzimidazole-thiophene hybrid compounds containing isatin and salicyl moieties were synthesized and investigated for their urease and lipase inhibition properties. Most of the synthesized compounds ... -
Stereo- and Regio-selective benzo- and Benzohalo-conduritols: Anti-diabetes & anti-tumor activity investigation, kinetic and molecular docking studies
(Elsevier, 2023)In this study, benzoconduritols, benzohalogenoconduritol, and benzodihalogenoconduritols with conduritol-A and –C structures from oxo-norbornene derivative endo-10 b, exo-11 b cleavaged by Lewis acids (BBr3, BCl3, BF3· ... -
Multicomponent diastereoselective synthesis of tetrahydropyridines as α-amylase and α-glucosidase enzymes inhibitors
(2023)Background: Researchers seeking new drug candidates to treat diabetes mellitus have been exploring bioactive molecules found in nature, particularly tetrahydropyridines (THPs). Methods: A library of THPs (1–31) were ... -
A facile and sensitive coprecipitation method coupled with flame atomic absorption spectrometry for quantification of Cu(II) ions in complex matrices
(Serbian Chemical Society, 2023)In the present investigation, the application of an organic coprecipitant, 2-[5,6-dichloro-2-(2-bromobenzyl)-1H-benzimidazole-1-yl]acetohydrazide (DIBBA), for separation and preconcentration of Cu(II) ions in fruit and ... -
Benzimidazolone-piperazine/triazole/thiadiazole/furan/thiophene conjugates: Synthesis, in vitro urease inhibition, and in silico molecular docking studies
(Wiley, 2023)This study describes the synthesis, in vitro urease inhibition, and molecular docking studies of benzimidazolone derivatives incorporating the piperazine, triazole, thiadiazole, furan, thiophene, and thiosemicarbazide ... -
Diastereoselective synthesis, characterization, investigation of anticancer, antibacterial activities, in silico approaches and DNA/BSA binding affinities of novel pyrimidine-sugar derivatives
(Elsevier, 2023)Eighteen novel carbohydrate conjugates (1-9) and their tetra-O-acetyl derivatives (10-18) were synthesized in total and evaluated for their biological properties, including antimicrobial and anticancer functions, and ... -
Staphylococcus aureus bacteriophage 52 endolysin exhibits anti-biofilm and broad antibacterial activity against gram-positive bacteria
(Springer, 2023)Bacteriophage endolysins have been shown to hold great promise as new antibacterial agents for animal and human health in food preservation. In the present study, endolysin from Staphylococcus aureus subsp. aureus ATCC ... -
Microplastics in branded milk: Dietary exposure and risk assessment
(Elsevier, 2023)In this study, 14 packaged milk of various brands sold in the Türkiye market was examined. The microplastics were physically characterised under the microscope. Their vibrational spectra were recorded with the ATF/FT-IR ... -
A new activated carbon-supported Pd-ZnO catalyst for Heck Cross-coupling reactions
(Elsevier, 2023)In this work, to develop catalysts for Heck-type coupling reactions, a hybrid ZnO-Pd nanocatalyst was fabricated on activated carbon sourced from polymer debris. Such techniques as transmission electron microscopy (TEM), ... -
Synthesis of new coumarin-C-3 benzimidazole hybrids and their urease inhibition studies
(Bentham Science Publications, 2023)A novel series of coumarin-benzimidazole hybrids were designed, synthesized, and extensively characterized using spectral data, including FT-IR, H-1-NMR, and C-13-NMR. Weatherburn's method was used to test new compounds' ... -
Metabolite profiling of Althaea officinalis by HPLC-DAD-MS with in silico and in vitro analysis for therapeutic potential
(Springer, 2023)Althaea officinalis L. has been widely used traditionally as an herbal tea and for the treatment of cough, mucous membrane irritation, colds, and inflammation. Parts of the plant extracts were analyzed using HPLC-DAD and ... -
Regioselective syntheses of 2-oxopyridine carbonitrile derivatives and evaluation for antihyperglycemic and antioxidant potential
(Elsevier, 2023)A library of 2-oxopyridine carbonitriles 1-34 was synthesized by regioselective nucleophilic substitution reactions. In the first step, a one-pot multicomponent reaction yield pyridone intermediates. The resulting pyridone ... -
Phylogenetic analysis based on the ITS, matK and rbcL DNA barcodes and comparison of chemical contents of twelve Paeonia taxa in Turkiye
(Springer, 2023)BackgroudTwelve taxa of herbaceous Paeonia species were recorded in Turkiye. All definitions were performed morphologically and/or anatomically and there is no study based on DNA barcode sequences. Three barcode regions ... -
New pyrimidine-N-β-D-glucosides: synthesis, biological evaluation, and molecular docking investigations
(Scientific Technical Research Council Turkey, TÜBİTAK, 2023)In this study, syntheses of new pyrimidine-coupled N-beta-glucosides and tetra-O-acetyl derivatives were carried out. All glycoconjugates were investigated in comparison with known chemotherapeutic agents in terms of their ... -
Chalcone-based dipolar cycloaddition of novel heteroaromatic compounds: Their anticancer examination
(Elsevier, 2023)In this study, new chalcone-isoxazole-based hybrid derivatives (12, 13, 18, and 21) and chalcone-triazole hybrid molecules (26) were synthesized using the click chemistry approach. Among these hybrid molecules, 12, 13, 21, ... -
Development of a new and facile carrier element-free coprecipitation procedure for separation, preconcentration and sensitive determination of Cu(II) and Cd(II) Ions in water and vegetable samples
(Taylor & Francis Ltd., 2023)A facile and sensitive method predicated on carrier element free coprecipitation (CEFC) using 2-(2-(2-(4-bromobenzyl)-1H-benzo[d]imidazole-1-yl)acetyl)-N-ethylhydrazine-1-carbothioamide (BIMANEC) is reported for trace ...