Başlık için listeleme
Toplam kayıt 3474, listelenen: 3062-3081
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Syntaxonomy and vegetation-environment relationships in Mount Akdag (Amasya/Turkiye)
(Springer-Verlag Italia Srl, 2022)In this study, vegetation-environment relationships, species, and syntaxonomic diversity in Akdag, located in the transition zone to the Euxin of the Central Iran-Turanian floristic region, were investigated using classical ... -
Synthesis and characterization of new cyclotriphosphazene compounds
(PERGAMON-ELSEVIER SCIENCE LTD, 2013)In the present study, Spiro (1a), dispiro (1b, 2, 3), per-substituted spermine-bridged (6-9) and dispiroansa spermine (10) derivatives of cyclotriphosphazene have been synthesized. The structures of the novel compounds ... -
Synthesis and electrical characterization of Graphene Oxide films
(ELSEVIER SCIENCE SA, 2015)In this work, we have synthesized Graphene Oxide (GO) using modified Hummers method and investigated its electrical properties using parallel plate impedance spectroscopic technique. Graphene Oxide films were prepared using ... -
Synthesis and Structural and Biochemical Activity Studies of Dioxime Ligand and its Mononuclear Cu(II), Ni(II), and Co(II) Complexes
(TAYLOR & FRANCIS INC, 2011)A new tetradentate ligand incorporating dioxime moities has been synthesized. Its copper(II), nickel(II), and cobalt(II) complexes have been prepared and characterized by spectral methods. Elemental analyses and spectroscopic ... -
Synthesis and structural and thermal properties of cyclotriphosphazene-based ionic liquids: tribological behavior and OFET application
(SPRINGER HEIDELBERG, 2019)Three new fully substituted starting materials (Pz1-3) were synthesized reacting dimethylaminoethanol, 3-dimethylamino-1-propanol, and 4-pyrridinemethanol, which were saltified using metallic sodium, with partly substituted ... -
Synthesis of PhTAD-substituted dihydropyrrole derivatives via stereospecific C-H amination
(SPRINGER, 2017)Stereospecific alpha-amination has been accomplished via addition of N-phenyltriazolinedione (PhTAD) to the allylic position of dihydropyrroles. The aim of this study is to evaluate new PhTAD derivatives of biologically ... -
Synthesis of some novel purine derivatives incorporating tetrazole ring and investigation of their antimicrobial activity and DNA interactions
(SPRINGER BIRKHAUSER, 2015)This work describes a novel purine derivatives incorporating tetrazole ring for biological applications. Initially, (6-aminopurin-9-yl)alkanenitrile compounds were synthesized. Then, 9-((1H-tetrazol-5-yl)alkyl)-9H-purin-6-amine ... -
Synthesis of Spirocyclic and Tricyclic Isoxazoline via 1,3-Dipolar Cycloaddition Reactions
(WILEY-BLACKWELL, 2014)1,3-Dipolar cycloadditions of the bicyclic monoterpenes (S)-(-)-camphene (1), (R)-(+)-a-pinene (2), and (S)-(-)-b-pinene (3) with aryl and heteroaryl nitrile oxides afforded new spirocyclic and tricyclic isoxazoline ... -
Synthesis, antimicrobial activity and molecular docking studies of spiroquinoline-indoline-dione and spiropyrazolo-indoline-dione derivatives
(Nature Portfolio, 2023)Spiro[benzo[h]quinoline-7,3 '-indoline]diones and spiro[indoline-3,4 '-pyrazolo[3,4-b]quinoline]diones were efficiently synthesized via one-pot multi-component reactions under ultrasound-promoted conditions. Spiro[benzo[ ... -
Synthesis, Antioxidant Activity and Theoretical Investigation of Isoxazolines Derivatives of Monoterpenoids
(BENTHAM SCIENCE PUBL LTD, 2019)The 3+2 cycloaddition reactions are important to generate five-membered heterocyclic compounds as well as altering biological activity effects based on structure. In the study, we synthesized new isoxazoline derivatives ... -
Synthesis, Antiproliferative Activity and In Silico Studies of Chalcones Derived From 4-(Imidazole-1-yl)Acetophenone
(Turkish Chemical Society, 2023)In this study, the synthesis of chalcone compounds (1-11) derived from 4-(imidazol-1-yl)acetophenone and the structure determination of these compounds by various spectroscopic methods were carried out. The anticancer ... -
Synthesis, characterization and cytotoxic activity studies on cancer cell lines of new paraben-decorated monospiro-cyclotriphosphazenes
(Royal Soc Chemistry, 2022)Cancer is one of the Leading causes of death worldwide. Among the causes of cancer-related deaths in women, breast cancer, which is the most common type of cancer in women, is in second place. On the other hand, colon ... -
Synthesis, Characterization, Antimicrobial and Time Killing Activities of New Sulfa- Derived Schiff Bases Coordinated with Cu(II)
(Gadjah Mada Univ, Dept Chemistry, 2023)Synthesis of three Schiff bases of 5-bromo-3-nitro salicylaldehyde containing different sulfonamide group antibiotic compounds and their Cu(II) complexes was carried out. Structures of all compounds were characterized with ... -
Synthesis, crystal structure analysis, spectral characterization, quantum chemical calculations, antioxidant and antimicrobial activity of 3-(4-chlorophenyl)-3a,4,7,7a-tetrahydro-4,7-methanobenzo[d]isoxazole
(ELSEVIER SCIENCE BV, 2016)In this paper, 3-(4-chlorophenyl)-3a,4,7,7a-tetrahydro-4,7-methanobenzo[d]isoxazole was synthesized via 1,3 dipolar cycloaddition, characterized by spectroscopic analysis such as FT-IR, H-1 NMR, C-13 NMR, UV-Vis, LC-MS/MS, ... -
Synthesis, crystal structure and electronic applications of monocarboxylic acid substituted phthalonitrile derivatives combined with DFT studies
(Elsevier, 2021)Monocarboxylic acid substituted phthalonitrile derivatives (PN1 and PN2) have been synthesized and their molecular geometries and hydrogen bond interactions investigated with single cystal X-ray diffraction analysis. PN1-a ... -
Synthesis, crystal structure, antibacterial activity and theoretical studies on a novel Zn(II) complex based on 2,4,6-tris(2-pyridyl)-1,3,5-triazine ligand
(Elsevier, 2021)It is known that 2,4,6-tri(2-pyridyl)-1,3,5-triazine (tptz) also belongs to noticeable building blocks in both organic and inorganic supramolecular chemistry. We have prepared new Zn(II) complex of 2,4,6-tri(2-pyridyl)-1 ... -
Synthesis, crystal structure, spectral analysis and DFT computational studies on a novel isoindoline derivative
(ELSEVIER SCIENCE BV, 2016)The isoindoline compound, 2-(3-chloro-4-(4-chloroPhenoxy)phenyflisoindoline-1,3-dione, has been synthesized and characterized by FT-IR, UV-Vis and X-ray single-crystal determination. The compound crystallizes in the ... -
Synthesis, crystal structure, spectroscopic characterization and DFT studies of bis[(1Z,2E)-N-(2,6-diethylpheny1)-N'-hydroxy-2(hydroxyimino)acetimidamidato]nickel(II)
(ELSEVIER SCIENCE SA, 2017)Bis[(1Z,2E)-N-(2,6-diethylpheny1)-N'-hydroxy-2-(hydroxyimino)acetimidamidato]nickel(II) was synthesized and characterized by IR, UV Vis, and X-ray diffraction technique. The molecular geometry and vibrational wavenumbers ... -
Synthesis, crystal structure, spectroscopic investigations and DFT calculations of the copper(II) complex of 4-(Trifluoromethyl)pyridine-2-carboxylic acid
(ELSEVIER SCIENCE BV, 2017)A novel polymeric complex of Cu(II) ion, [Cu(tfpc)(2)],, [tfpc: 4-(Trifluoromethyl)pyridine-2-carboxylate] has been prepared and characterized spectroscopically (by FT-IR) and structurally (by single-crystal XRD). The ... -
Synthesis, cytotoxicity and apoptosis of cyclotriphosphazene compounds as anti-cancer agents
(ELSEVIER FRANCE-EDITIONS SCIENTIFIQUES MEDICALES ELSEVIER, 2012)In the present study, a number of new dispirobino and dispiroansa spermine derivatives of cyclotriphosphazene (8-10, 13) were synthesized and characterized by elemental analysis, mass spectrometry, H-1 and P-31 NMR ...
