Başlık için Kimya Bölümü listeleme
Toplam kayıt 107, listelenen: 87-106
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Semi-Empirical Determination of Diabetes, Cholesterol and Blood Pressure Drug Active Compounds and Their Binary Interaction
(2015)Bu çalışmada, Diyabet , Kolestrol ve Tansiyon ilaç moleküllerinin ikili etkileşimleri teorik -
Separation of catechins and methylxanthines in tea samples by capillary electrochromatography
(2009)In this paper, the simultaneous separation of several polyphenols such as (+)-catechin, (-)-epicatechin, (-)-epigallocatechin, theophylline, caffeine in green and black teas by capillary electrochromatography (CEC) was ... -
Sitozin, urasil ve olası tautomerik formlarının gaz fazı semiampirik çalışmaları
(2001)Bu çalışmada sitozin, urasil ve bu moleküllerin olası tautomerik yapıların geometrileri, relatif stabiliteleri, oluşum entalpileri, iyonlaşma potansiyelleri, dipol momentleri ve entropi değerleri semiampirik moleküler ... -
Spectrophotometric determination of the acidity dissociation constants of symmetric Schiff base derivatives
(Gazi University Eti Mahallesi, 2014)In this study, the acidity constants of series symmetric Schiff base derivatives have been determined using the UV-visible spectrophotometric method at a temperature of 25(±0.1) °C. The deprotonated acidity constants (pKa) ... -
Stereoselective and regioselective synthesis of NN-substituted methyl 2-((azolyl)methyl)-3-arylacrylates from Baylis-Hillman acetates
(2017)N -Substituted methyl 2-((azolyl)methyl)-3-arylacrylates were synthesized stereo- and regioselectively with one-pot reaction between Baylis–Hillman acetates and a suitable acylazole in the presence of K2 CO3 as a base ... -
Structural studies of water-soluble beta-brominated manganese porphyrins: Stabilities of MnTDCSPPBr8 and MnTSPPBr8 as homogeneous and supported reagents toward hydrogen peroxide and sodium hypochlorite
(2001)This article describes the structural stabilities of [2,3,7,8,12,13,17,18-octabromo-5,10,15,20-tetrakis(2,6-dichloro-3-sulfonatophenyl)porphinato]manganese(III) X (where X = $H_2O$ and/or OH- , depending on pH) (MnTDCSPPBr8 ... -
Structural studies of water-soluble ß-brominated manganese porphyrins: Stabilities of MnTDCSPPBr8 and MnTSPPBr8 as homogeneous and supported reagents toward hydrogen peroxide and sodium hypochlorite
(2001)This article describes the structural stabilities of [2,3,7,8,12,13,17,18-octabromo-5,10,15,20-tetrakis(2,6-dichloro-3- sulfonatophenyl)porphinato]manganese(III) X (where X = H2O and/or OH-, depending on pH) (MnTDCSPPBr8) ... -
Süperkapasitör Aktif Malzemesi Olarak Poli(N-Etilanilin) ve Poli(Anilin-Ko-N-Etilanilin)?İn Susuz Ortamda Karakterizasyonu
(2015)Poli(N-etilanilin) (PNEA) ve poli(anilin-ko-N-etilanilin) filmleri 0.1 M tetraetilamonyum tetrafloroborat (TEABF4 ) içeren asetonitril (ACN) çözeltisi kullanılarak dönüşümlü voltametri (CV) yöntemiyle kalem grafit elektrot ... -
Süperkritik karbon dioksitte boyama
(2006)Tekstil materyallerinin klasik yöntemlere göre boyanmasında su kullanımı ve bunun sonucunda oluşan atıksu, çevre açısından önemli bir sorundur. Çevresel sorunları önlemek için kanuni yaptırımların olması, endüstriyel ... -
Synthesis and antimicrobial investigation of some 5H-pyridazino[4,5-b] indoles
(2013)Synthesis and in vitro antimicrobial activities are reported for a series of 1,3,5-substituted 4-oxo-3,4-dihydro- 5H -pyridazino[4,5- b]indole derivatives. Corresponding pyridazino[4,5- b]indoles were prepared from ethyl ... -
Synthesis and Characterization of Novel Inorganic and Organic Hybrid Poly[cyc|otriphosphazene-co-(4,4'-diaminophenylmethane)] Microspheres via One-Pot Self-Assembly Polycondensation Approach
(2016)Abstract: Cross-linked cyclomatrix polyphosphazene microspheres have been successfully synthesized via self-assembly polycondensation reaction between hexachlorocyclotriphosphazene (HCCP) and 4,4'-diaminodiphenylmethane ... -
Synthesis and Characterization of Two New Thiophene Acetyl Salicylic Acid Esters and their ortho-and para-effect on Anticancer Activity
(Bentham Science Publ LTD, 2017)Objective: The present study aimed to explore the cytotoxic effect of ortho-and para-positional isomers of thiophene acetyl salicylic acid esters against cancer and normal cell lines. Method: Two new thiophene-2-acetic ... -
Synthesis and Characterization Studies of a Series of N-Vinyl Imidazole-Based Hydrogel
(2016)In this study, poly[(N-vinyl imidazole)-co-(2-dimethylaminoethyl methacrylate)] hydrogels with various mole percentages of monomers were prepared by free radical solution polymerization in aqueous media. N,N'-methylenebi ... -
Synthesis of new Rh(I) and Ru(III) complexes and investigation of their catalytic activities on olefin hydrogenation in green reaction media
(Bulgarian Acad Science, 2017)Two new Ru(III) and Rh(I) complexes of N-acyl benzotriazole derivative ligand have been synthesized and characterized. The catalytic activities of complexes were tested on styrene and 1-octene hydrogenation in ionic liquid ... -
Synthesis of some alkylaminothiophene derivatives from 3,4-dibromothiophene and their theoretical calculations
(Elsevier Ltd, 2019)In this study, the copper catalyzed amination reactions of 3,4-dibromothiophene with some primary, cyclic and acyclic secondary amines were investigated to prepare novel electron rich-thiophenes which are expected to be ... -
Synthesis, Characterization and Spectroscopic Studies on Tautomerism and Acidity Constants of Certain 4- (Phenyldiazenyl) Benzene-1,3-Diol Derivatives
(2016)Bu çalışmada, benzen-1,3-triol ve bazı sübstitüe amino benzen ile monoazo boyar maddeleri sentezlendi. Kimyasal yapıları spektroskopik teknikler ile aydınlatıldı. 4-(fenildiazenil)benzen-1,3-diol türevi bileşiklerinin ... -
The synthesis, characterization and structural analysis of a Co(III) complex of 1,10-phenanthroline and perfluorosebacic acid, [Co(HL)(phen) 2(H2O)]L·H2O
(Verlag der Zeitschrift fur Naturforschung, 2006)The hexacoordinated mononuclear Co(III) complex 1, [Co(HL)(phen) 2(H2O)]L·H2O, with the mixed ligands (H2L = HO2C(CF2)8CO2H and 1,10-phenantroline) has been synthesized and characterized by elemental analysis, IR and UV/vis ... -
Synthesis, characterization, and luminescence of zinc(II) and cadmium(II) coordination complexes: [Zn(phen)2(CH3COO)](ClO4), [Zn(bpy)2(ClO4)](ClO4), and [Cd(phen)2(NO3)2]
(2013)Three metal complexes, [Zn(phen) 2 (CH3 COO)](ClO4) (1), [Zn(bpy) 2 (ClO4)](ClO4) (2), and [Cd(phen) 2 (NO3)2 ] (3) (phen = 1,10-phenanthroline, bpy = 2,2{Abedini, 2005 #222} -bipyridine), were synthesized and their ... -
Synthesis, structural characterization, and benzyl alcohol oxidation activity of mononuclear manganese(II) complex with 2,2'-bipyridine: $[Mn(bipy)_2(ClO_4)_2]$
(2012)A manganese(II) complex of 2,2'-bipyridine (bipy) was synthesized and characterized by X-ray diffraction, IR, and UV-vis spectroscopy. The activity of the complex was tested for oxidation of benzyl alcohols using t-BuOOH ... -
Validated UV-Vis Spectrophotometric Method for the Determination of Copper using 2,3,4,6/-Tetrahydroxy-3/-Sulfoazobenzene in Real Samples
(Chemical Society of Pakistan, 2018)A selective and sensitive spectrophotometric method has been proposed for the determination of copper by forming red-brown chelate at pH 3.5 (3-4) with 2,3,4,6/-tetrahydroxy-3/-sulfoazobenzene (THSA). Molar absorptivity ...