Yazar "Özkınalı, Sevil" için Makale Koleksiyonu listeleme
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Antimicrobial activities, absorption characteristics and tautomeric structures of o,o’-hydroxyazo dyes containing an acryloyloxy group and their chromium complexes
Alp Avcı, Gülçin; Özkınalı, Sevil; Özlük, Aydın; Avcı, Emre; Kocaokutgen, Hasan (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
Özkınalı, Sevil; Şener, Nesrin; Gür, Mahmut; Güney, Kerim; Olgun, Çağrı (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 ... -
Chromate-selective electrodes prepared by using calix[4]arenes for the speciation of Cr(VI) and Cr(III)
Dalkıran, Berna; Kormalı Ertürün, H. Elif; Demirel Özel, Ayça; Canel, Esin; Özkınalı, Sevil; Kılıç, Esma (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 ... -
Determination of antimicrobial activity and chemical composition of pimento & ginger essential oil
Şener, Nesrin; Özkınalı, Sevil; Gür, Mahmut; Güney, Kerim; Özkan, Osman Emre; Khalifa, Moustafa Milad (Association of Pharmaceutical Teachers of India, 2017)The essential oil was obtained from pimento (Pimenta racemosa Mill.) and ginger (Zingiber officinale Rosc.) through hydrodistillation method. The chemical composition of pimento and ginger essential oils were analyzed by ... -
Spectroscopic and thermal properties of newly mixed azocalix[4]arene ester derivatives
Özkınalı, Sevil (Elsevier B.V., 2014)The mono-, di-, tri-, and tetra-acryloyl esters of p-chloroazocalix[4]arene which include the first examples of mixed azo ester dyes were synthesized by reacting acryloyl chloride with sodium salts of p-chloroazocalix[4]arene ... -
Structural, absorption, and molecular properties of o,o'-dihydroxyazo resorcinol dyes bearing an acryloyloxy group
Özkınalı, Sevil; Çavuş, Muhammet Serdar; Ceylan, Abdullah; Gür, Mahmut (Elsevier B.V., 2017)To the best of our knowledge, this is the first study reporting the synthesis and characterization of o,o?-dihydroxyazo dyes bearing an acryloyl group. The o,o?-dihydroxyazo dyes were synthesized through coupling of ... -
Synthesis and characterization of 1,3,4-thiadiazole compounds derived from 4-phenoxybutyric acid for antimicrobial activities
Muğlu, Halit; Şener, Nesrin; Mohammad Emsaed, Hamza Ahmet; Özkınalı, Sevil; Özkan, Osman Emre; Gür, Mahmut (Elsevier B.V., 2018)New 1,3,4-thiadiazole compounds were synthesized through the cyclization reaction of 4-phenoxybutyric acid and N-phenylthiosemicarbazide derivatives with phosphorous oxychloride. The structures of 1,3,4-thiadiazole compounds ... -
Synthesis of new azo schiff bases of pyrazole derivatives and their spectroscopic and theoretical investigations
Özkınalı, Sevil; Gür, Mahmut; Şener, Nesrin; Alkın, Satı; Çavuş, Muhammet Serdar (Elsevier B.V., 2018)New pyrazole Schiff bases containing azo groups, 4-((E)-phenyldiazenyl)-3-(4-nitrobenzylidene)-1-phenyl-pyrazole-5-amine and its series, were synthesized using the condensation reaction between p-nitrobenzaldehyde and ... -
Synthesis of novel Schiff Bases containing acryloyl moiety and the investigation of spectroscopic and electrochemical properties
Sılku, Pakize; Özkınalı, Sevil; Öztürk, Zeynel; Asan, Abdurrahman; Köse, Dursun Ali (Elsevier B.V., 2016)A novel Schiff bases and their acryloyl derivatives were synthesized through the reaction of p-hydroxybenzaldehyde in order of with aniline, p-chloroaniline, p-nitroaniline, p-methylaniline and p-aminobenzoic acid. The ... -
Synthesis, characterisation and DFT calculations of azo-imine dyes
Özkınalı, Sevil; Çavuş, Muhammet Serdar; Sakin, Büşra (Turkish Chemical Society, 2018)In this study, azo dyes containing an imine group were synthesised by coupling p-hydroxybenzylidene aniline with the diazonium salts of p-toluidine, 4-aminophenol, aniline, p-chloroaniline, p-fluoroaniline and p-nitroaniline. ... -
Synthesis, characterization, conformational equilibrium and intramolecular hydrogen bond analysis of Novel Azocalix[4]arenes including acryloyl moiety using DFT studies
Özkınalı, Sevil; Karayel, Arzu (Elsevier B.V., 2019)Azocalix[4]arenes were synthesized via diazo-coupling reaction with aniline in 1:1, 1:2, 1:3 and 1:4 molar ratio. Novel Azocalix[4]arenes having Acryloyl moiety were prepared esterification reaction with metallic sodium ... -
Synthesis, spectral characterisation and thermal behaviours of some new p-tert-butylcalix[4]arene and calix[4]arene-esters containing acryloyl groups
Özkınalı, Sevil; Kocaokutgen, Hasan (2013)The mono-, di-, tri-, and tetra-acryloyl esters of p-tert-butylcalix [4]arene and calix[4]arene were synthesised by reacting acryloyl chloride with sodium salts of p-tert-butylcalix[4]arene and calix[4]arene in THF. The ...