Yazar "RTEÜ, Teknik Bilimler Meslek Yüksekokulu, Kimya ve Kimyasal İşleme Teknolojileri Bölümü" için Teknik Bilimler Meslek Yüksekokulu Koleksiyonu listeleme
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Acetate bridged dinuclear Cu(II) complexes with ferrocene based benzimidazol ligands: Synthesis, spectroscopy, electrochemistry, DFT calculations and catecholase activity
Karaoğlu, Kaan; Emirik, Mustafa; Menteşe, Emre; Zengin, Ali; Serbest, Kerim (Pergamon-Elsevier Science Ltd, 2016)Two new benzimidazole ligands, 1-[(E)-ferrocenylmethylidenehydrazino]-2-{5,6-dichloro-2-[(o-chloro-phenyl)methyl]-1,3-diaza-1H-inden-1-yl}-1-ethanone (1) and 1-[(E)-ferrocenylmethylidenehydrazino]-2-{2-[p-(trifluoromethy ... -
Catalytic activity of palladium doped activated carbon from waste coffee on some environmental pollutants
Karaoğlu, Kaan; Özçifçi, Zehra; Çalışkan, Melike; Baran, Talat; Akçay, Hakkı Türker (Elsevier, 2022)The presence of nitro compounds and such commercial dyes as Congo red, methylene blue, methyl orange and methyl red in water/wastewater causes environmental issues. The treatment of such industrial contaminants, new efficient ... -
Characterization of microplastic pollution in tadpoles living in small water-bodies from Rize, the northeast of Turkey
Karaoğlu, Kaan; Gül, Serkan (Pergamon-Elsevier Science Ltd, 2020)Microplastic pollution is a growing problem for Turkey and other countries, but most studies focus on the pollution in oceans and seas. To understand the relationship between microplastics, fresh water, and terrestrial ... -
Design and synthesis of some piperazine hybrid molecules
Yılmaz, Fatih; Menteşe, Meltem (Editura Acad Romane, 2017)In this work, a new series of piperazine hybrid molecules containing coumarin, isatin, salicyl, furane and 1,2,4-triazol-3-thiol moieties was synthesized in good yields. 2-[4-(4-Nitrophenyl)piperazin-1-yl] acetohydrazide ... -
Detection of Fe2+ in acetonitrile/water mixture by new 8-hydroxyquinolin based sensor through metal displacement mechanism
Karaoğlu, Kaan; Akçay, Hakkı Türker; Yılmaz, İsmail (Elsevier Science Bv, 2017)A 8-hydroxyquinoline-based (8-HQ) fluorescent ligand (2) was designed and synthesized by condensation of pyridine-2-carboxaldehide with 2-(quinolin-8-yloxy)acetohydrazide (1). Fluorometric titrations with various metal ... -
Experimental investigation of the behaviour and capacity of sheathed cold-formed steel stud walls under inward flexural loading
Yılmaz, Fatih; Becque, Jurgen; Mojtabaei, Seyed Mohammad; Hajirasouliha, Iman (Elsevier, 2023)A comprehensive experimental programme was designed and executed with the aim of investigating the out-ofplane bending behaviour and capacity of cold-formed steel (CFS) stud walls sheathed with wood-based boards. The ... -
Green Synthesis and Biological Evaluation of Some 1,2,4-Triazol-3-ones
Yılmaz, Fatih (Springer, 2024)Abstract: A series of 1,2,4-triazol-3-one derivatives were synthesized by using conventional heating and microwave irradiation techniques. Microwave syntheses of the target compounds were carried out by using both a domestic ... -
Mesoporous chromium oxide doped palladium catalysis for cyanation reaction of some aryl halides
Karaoğlu, Kaan; Akçay, Hakkı Türker; Özçifçi, Zehra; Çalışkan, Melike; Baran, Talat (Elsevier, 2021)A Pd/Cr2O3 hybrid catalyst for cyanation reaction of some aryl halides was synthesized and characterized by XRD, SEM/EDS and TEM. The porous structure of the catalyst was also investigated by BET analysis. All XRD ... -
Microwave-assisted synthesis and biological evaluation of some coumarin hydrazides
Yılmaz, Fatih; Faiz, Özlem (2018)In this work, 15 different coumarin hydrazides were successfully synthesized and screened for their antioxidant and antilipase activities. To do this, firstly, salicylaldehyde derivatives and Meldrum's Acid were reacted ... -
Nano-sized and microporous palladium catalyst supported on modified chitosan/cigarette butt composite for treatment of environmental contaminants
Baran, Talat; Karaoğlu, Kaan; Nasrollahzadeh, Mahmoud (Elsevier, 2022)This study reports a versatile process for the fabrication of a microporous heterogeneous palladium nanocatalyst on a novel spherical, biodegradable, and chemically/physically resistant catalyst support consisting of ... -
A new activated carbon-supported Pd-ZnO catalyst for Heck Cross-coupling reactions
Karaoğlu, Kaan; Özçifçi, Zehra; Çalışkan, Melike; Akçay, Hakkı Türker; Baran, Talat (Elsevier, 2023)In this work, to develop catalysts for Heck-type coupling reactions, a hybrid ZnO-Pd nanocatalyst was fabricated on activated carbon sourced from polymer debris. Such techniques as transmission electron microscopy (TEM), ... -
New Chromenylium-cyanine based dual channel chemosensors for copper and hypochlorite sensing
Karaoğlu, Kaan; Kaya, Kerem; Yılmaz, İsmail (Elsevier Sci Ltd, 2020)Based on a change in optical properties of chromenylium-cyanine Schiff base derivatives (5a-c), a series of colorimetric dual sensors have been for the first time designed, synthesized and characterized to monitor Cu2+ and ... -
A new chromenylium-cyanine chemosensor for switch-ON near-infrared copper (II) sensing
Karaoğlu, Kaan (Elsevier, 2020)A highly selective and sensitive near-IR chemosensor having a chromenylium-cyanine backbone for the detection of Cu2+ in aqueous samples has been designed and synthesized. the sensor has exhibited linear optical response ... -
New ferrocenyl naphthoquinone fused crown ether chemosensors: Highly selective, kinetically and regio controlled colorimetric, beryllium ion recognition
Alçay, Yusuf; Yavuz, Özgür; Gelir, Ali; Atasen, Seçil Kırlangıç; Karaoğlu, Kaan; Yücel, Barış; Tüzün, Nurcan Şenyurt; Yılmaz, İsmail (Elsevier Science Sa, 2018)New organometallic chemosensors which are based on triad molecules, ferrocenyl naphthoquinone linearly/angularly fused crown ethers (Fc-cnq-1a and Fc-cnq-1b) bearing ferrocene, quinone, and crown ether functional groups ... -
A new fluorescent "turn-off" coumarin-based chemosensor: Synthesis, structure and Cu-selective fluorescent sensing in water samples
Karaoğlu, Kaan; Yılmaz, Fatih; Menteşe, Emre (Springer/Plenum Publishers, 2017)We report the synthesis and characterization two coumarin-based fluorescence probes, N'-{[7-(diethylamino)-2-oxo-2H-chromen-3-yl]carbonyl}pyridine-3-carbohydrazide (3) and N'-benzoyl-7-(diethylamino)-2-oxo-2H-chromene-3- ... -
Preparation and characterization of the highly efficient tetraphenylimidazole substituted Phthalocyanine/ZnO composite and investigation of its effect on the photocatalytic degradation of Rhodamine B and 2,4,6-trichlorophenol
Karaoğlu, Kaan; Yüzüak, Gizem Durak; Yüzüak, Ercüment; Turan, Hanife; Akçay, Hakkı Türker (Elsevier, 2024)Growing concerns about industrial waste-induced environmental degradation have driven research towards sustainable solutions. Photocatalytic degradation, fueled by light and avoiding harmful chemicals, offers a promising ... -
Studies on synthesis, structure, and DNA cleaving of homo-dinuclear Mn(II), Cu(II), Ni(II), and Zn(II) complexes with a heterocycle-based macroacyclic Schiff base
Baran, Talat; Karaoğlu, Kaan; Serbest, Kerim; Ağır, Hülya; Sandallı, Cemal; Değirmencioğlu, İsmail (Springer Wien, 2013)(E,E',E'',E''')-N,N',N'',N'''-[(1,2-ethenyliden)tetrakis[methylenoxy(2,1-naphthalinediyl)methylidyne]tetrakis[1,2,4-triazol-4-amine] and its novel homo-dinuclear Mn(II), Ni(II), Cu(II), and Zn(II) complexes have been ... -
Synthesis and biological evaluation of some succinimide hybrid molecules
Yılmaz, Fatih; Menteşe, Emre; Baltaş, Nimet (Maik Nauka/Interperiodica/Springer, 2019)In this study, a new series of succinimide hybrid molecules containing isothiocyanate, coumarin, isatin, and furan moieties was synthesized and screened for alpha-glucosidase and antioxidant activities. Preliminary results ... -
Synthesis and characterisation of some new hybrid molecules containing thiophene, triazole and coumarin rings under microwave conditions
Yılmaz, Fatih (Sage Publications Ltd, 2018)In this work, a new series of N'-{[4-amino-5-oxo-3-(thiophen-2-yl)-4,5-dihydro-1H-1,2,4-triazol-1-yl]acetyl}-2-oxo-2H-1-benzopyran-3-carbohydrazides (thiophene-triazole-coumarin hybrid molecules) was synthesised from the ... -
Synthesis of some benzimidazole-thiophene hybrids as potential urease and lipase inhibitors
Yılmaz, Fatih; Menteşe, Emre; Sökmen, Bahar Bilgin (Springer Link, 2023)In this study, some benzimidazole-thiophene hybrid compounds containing isatin and salicyl moieties were synthesized and investigated for their urease and lipase inhibition properties. Most of the synthesized compounds ...