Erişim şekli için "info:eu-repo/semantics/closedAccess" Kimya Bölümü listeleme
Toplam kayıt 158, listelenen: 1-20
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Acesulfame complex compounds of some lanthanide group metal cations. Synthesis and characterization
(Elsevier, 2021)Some rare earth metal cations (Eu3+, Tb3+, HO3+ , Er3+ and Yb3+) of the acesulfame ligand and complex compounds were synthesized by hydrothermal method. Elemental analysis, infrared spectroscopy, mass analysis and solid-state ... -
Adsorption of Victoria Blue R (VBR) dye on magnetic microparticles containing Fe(II)–Co(II) double salt
(Taylor and Francis Inc., 2016)Magnetic microparticles have many applications in various areas today. The aim of this study was to develop hydrophobic magnetic microparticles as an alternative to traditional methods for high capacity and low cost removal ... -
Affinity purification lipase from wheat germ: comparison of hydrophobic and metal chelation effect
(Taylor and Francis Ltd., 2017)Cryogels are used quite a lot nowadays for adsorption studies as synthetic adsorbents. In this study, lipase enzyme (obtained from Candida cylindracea) adsorption capacity of poly(2-hydroxyethyl methacrylate-N-methacrylo ... -
Analytical and preparative scale separation of enantiomers of chiral drugs by chromatography and related methods
(Bentham Science Publishers B.V., 2018)While the amino acids, enzymes and hormones are chiral, chirality plays significant role in the life of plants, animals, as well as the human being. Chirality of molecules is important in various industries, such as ... -
Analytical application of polymethylene blue-multiwalled carbon nanotubes modified glassy carbon electrode on anticancer drug irinotecan and determination of its ionization constant value
(Elsevier B.V., 2013)The voltammetric behavior of anticancer drug irinotecan (IRT) was investigated at poly (methylene blue)/multi-walled carbon nanotube (PMB/MWCNT) modified glassy carbon electrode (GCE). The modified electrode surface was ... -
Antimicrobial activity and chemical composition of coriander & galangal essential oil
(Association of Pharmaceutical Teachers of India, 2017)Essential oils were obtained from Coriandrum sativum and Alpinia officinarum through steam distillation method in this study. Antimicrobial activities of the obtained essential oils were investigated by using minimum ... -
Antimicrobial and cytotoxic evaluation of new quinazoline derivatives
(Natural Product Incorporation, 2016)The synthesis of nine new quinazoline derivatives (2a-2i) and evaluation of their antimicrobial and cytotoxic activities were aims of the present work. For the synthesis of the compounds, 2-chloro-6,7-dimethoxyquinazolin-4-amine ... -
Applications and impact of nanocellulose based adsorbents
(Springer, 2020)Abstract Efficient separation and removal is necessary in applications ranging from environmental remediation to the food sector. A well-designed adsorption system should meet the demands for high efficiency in a cost and ... -
Attitudes, self-efficacy and science processing skills of teaching certificate master's program (OFMAE) students
(2010)Problem Statement: The present research investigated attitudes toward science teaching, science teaching self-efficacy, and science processing skills of 77 students attending a teaching certificate master's program on ... -
Bioactive glasses prepared from organic-mediated B-O-P bonded materials
(Elsevier, 2014)In this study, we introduce an alternative route for the synthesis of bioactive borate-phosphate glasses. Glasses with nominal compositions of xNa2O·yB2O3·zP2O 5 (x = 1, 2; y = 1/2; z = 1/2, 3/2) were obtained via melt-quench ... -
Boric acid complexes with organic biomolecules: Mono-chelate complexes with salicylic and glucuronic acids
(2010)Two mono-chelate borate complexes, lithium mono-salicylatoborate and sodium mono-glucuronatoborate, are reported for the first time. The complexes were isolated from aqueous solutions and characterized by FTIR (Fourier ... -
Boric acid complexes with thiamine (vitamin B1) and pyridoxine (vitamin B6)
(2014)Complexation of boric acid with vitamins B1 (thiamine) and B6 (pyridoxine) was investigated. The products were isolated from aqueous solutions and characterized by elemental analysis, FT-IR, 13C MAS NMR and thermal methods. ... -
Boric acid: A simple molecule of physiologic, therapeutic and prebiotic significance
(Walter de Gruyter GmbH, 2015)Boric acid, H3BO3, is a weak acid and at physiological pH is in the form of an uncharged small molecule. Behaving as a Lewis acid, it forms complexes with amino- and hydroxy acids, carbohydrates, nucleotides and vitamins ... -
Carbon quantum dots co-catalyzed with multiwalled carbon nanotubes and silver nanoparticles modified nanosensor for the electrochemical assay of anti-HIV drug Rilpivirine
(Elsevier B.V., 2019)In this study, a novel and sensitive voltammetric nanosensor has been developed for the first time, for the detection of Rilpivirine based on amine-functionalized multiwalled carbon nanotubes (NH 2 -fMWCNT) with Ag ... -
Chromate-selective electrodes prepared by using calix[4]arenes for the speciation of Cr(VI) and Cr(III)
(Institute for Ionics, 2017)The calix[4]arene and its mono-, di-, tri-, and tetra-acryloyl esters were used as suitable ionophores for Cr(VI) species to develop poly(vinyl chloride) (PVC) membrane electrodes. The influence of membrane contents and ... -
Combined experimental and theoretical investigation of characterization and hydrogen storage properties of Zn(II) based complex and composites
(Elsevier Ltd, 2015)Metal organic structured coordination complex was synthesized by using Zn(II), 1,10 Phenantroline and teraphtalic acid building blocks. Then the synthesized compound have been characterized with Ft-IR, TGA/DTA/DrTGA, EA, ... -
A comparative examination of mono- and bis-chelate salicylatoborate complexes and the crystal structure of layered magnesium bis-salicylatoborate
(2011)Complexes of boric acid with sodium- and magnesium-salicylates were prepared and analyzed to examine the structural consequences resulting from the coordination of the salicylate ligand in mono- and bis-chelate modes. The ... -
Design of pyrazolo-pyrrolo-pyrazines and pyrazolo-pyrrolo-diazepines via AuCl3-catalyzed and NaH-supported cyclization of N -propargyl pyrazoles
(American Chemical Society, 2015)A concise synthetic methodology for new heterocyclic scaffolds, such as pyrazolo-pyrrolo-pyrazine and pyrazolo-pyrrolo-diazepine skeletons, was developed. The key features of this method include (i) synthesis of pyrrole-derived ... -
Determination of dissociation constants of folinic acid (leucovorin), 5-fluorouracil, and irinotecan in hydro-organic media by a spectrophotometry method
(2010)In this study, a multiwavelength spectrophotometry method was used for the determination of the dissociation constants of drugs used for treatment of colorectal cancer, folinic acid (leucovorin), 5-fluorouracil, and ... -
Determination of dissociation constants of some antifungal drugs by two different methods at 298 K
(2013)The dissociation constants of eight antifungal drugs (fenticonazole, isoconazole, itraconazole, ketoconazole, miconazole, ornidazole, tinidazole, tioconazole) have been determined in water and acetonitrile-water binary ...