Başlık için Kimya Bölümü listeleme
Toplam kayıt 209, listelenen: 1-20
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4-[2-(2,2-Dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)hydrazin-1-yl] benzo-nitrile
(2010)In the title compound, C 13H 11N 3O 4, the dioxane ring adopts an envelope conformation with the C atom bonded to the dimethyl group in the flap position [deviation = 0.613 (1) Å]. The nitrile group and the attached benzene ... -
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 activities, absorption characteristics and tautomeric structures of o,o’-hydroxyazo dyes containing an acryloyloxy group and their chromium complexes
(Hacettepe University, 2012)E-1-((2-hydroxy-5-methylphenyl)diazenyl)naphthalene-2,7-diol’ün ve akrilat türevlerinin ve onların krom komplekslerinin farklı çözücüler, pH ve sıcaklıklardaki UV-VIS davranışları tespit edildi. Çözücü içinde boyalar azo ... -
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 ... -
Bazı metal organik kafes yapılı bileşiklerin hidrojen depolama performanslarının incelenmesi
(2013)Hidrojenin bilinen depolama sistemlerinden farklı olarak depolama ortamlarında kimyasal olarak veya zayıf van der Waals etkileşimleriyle fiziksel olarak tutunabildiği bilinmektedir. Hidrojen, fiziksel adsorpsiyonla karbon ... -
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 ... -
Bis(4-methoxybenzoato)-κ2O,O′;κO- bis(nicotinamide-κN1)zinc(II)
(2010)The asymmetric unit of the title complex, [Zn(C8H 7O3)2(C6H6N 2O)2], contains three crystallographically independent molecules with similar configurations. The ZnII cation is coordinated by two N atoms of two nicotinamide ... -
Bis(isonicotinamide-κN1)bis(4-methylbenzoato-κO) copper(II) dihydrate
(2010)In the centrosymmetric title compound, [Cu(C8H7O 2)2(C6H6N2O) 2]·2H2O, the CuII ion is located on a crystallographic inversion center. The asymmetric unit is completed by one 4-methylbenzoate anion, one isonicotinamide ... -
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 ... -
Calcined Eggshell for the Removal of Victoria Blue R Dye from Wastewater Medium by Adsorption
(2021)In this study, the use of calcined eggshell (CE) as an adsorbent in removing Victoria Blue R (VBR) dyestuff from the solution medium was investigated. For this purpose, pH, interaction time, adsorbate concentration, amount ... -
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 ...
