Browsing by Author "Sahmetlioglu, Ertugrul"
Now showing items 1-20 of 28
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Chemoenzymatic polycondensation of para-benzylamino phenol
Yildirim, Pinar; Gokturk, Ersen; Turac, Ersen; Demir, Haci O.; Sahmetlioglu, Ertugrul (SPRINGER INTERNATIONAL PUBLISHING AG, 2016)para-Benzylamine substituted oligophenol was synthesized via enzymatic oxidative polycondensation of 4-(benzylamino) phenol (BAP). Polymerization involved only the phenolic moiety without oxidizing the sec-amine (benzylamine) ... -
Chemoenzymatic Polymerization of Hydrazone Functionalized Phenol
Isci, Irfan; Gokturk, Ersen; Turac, Ersen; Sahmetlioglu, Ertugrul (MAIK NAUKA/INTERPERIODICA/SPRINGER, 2016)Hydrazone substituted oligophenol was synthesized via enzymatic oxidative polymerization of (E)-2-((2-phenylhydrazono) methyl) phenol. Enzymatic polymerization catalyzed by Horseradish peroxidase (HRP) enzyme and H2O2 ... -
Electrochemical Synthesis of a Water-Soluble and Self-Doped Polythiophene Derivative
Turac, Ersen; Varol, Ramazan; Ak, Metin; Sahmetlioglu, Ertugrul; Toppare, Levent (VSP BV, 2008)A new monomer, 4-(thiophen-3-yl methyleneamino)benzene sulfonate) (ThSA), was synthesized and characterized. Electrochemical polymerization of ThSA yields a water-soluble and self-doped polymer (PThSA). This polymer was ... -
Enzymatic oxidative polymerization of para-imine functionalized phenol catalyzed by horseradish peroxidase
Kumbul, Altug; Gokturk, Ersen; Turac, Ersen; Sahmetlioglu, Ertugrul (WILEY-BLACKWELL, 2015)Enzymatic oxidative polymerization of a new para-imine functionalized phenol derivative, 4-(4-hydroxybenzylideneamino)benzoic acid (HBBA), using horseradish peroxidase enzyme and hydrogen peroxide oxidizer has been ... -
Fine tuning of color via copolymerization and its electrochromic device application
Camurlu, Pinar; Sahmetlioglu, Ertugrul; Sahin, Elif; Akhmedov, Idris Mecidoglu; Tanyeli, Cihangir; Toppare, Levent (ELSEVIER SCIENCE SA, 2008)In this study electrochemical copolymerization of 1-(perfluorophenyl)-2,5-di(thiophen-2-yl)-1H-pyrrole and 3,4-ethylenedioxythiophene was used to fulfill a strategy in achieving desired multichromic properties. The resultant ... -
Horseradish peroxidase-catalyzed polymerization of ortho-imino-phenol: Synthesis, characterization, thermal stability and electrochemical properties
Topal, Yasemin; Tapan, Senem; Gokturk, Ersen; Sahmetlioglu, Ertugrul (ELSEVIER SCIENCE BV, 2017)Enzymatic polymerization of phenols has been investigated extensively over the last decades. However, involving imine functional group in the side chain of an oligophenol and its effect on polymerization is poorly understood. ... -
Immobilization of tyrosinase and alcohol oxidase in conducting copolymers of thiophene functionalized poly(vinyl alcohol) with pyrrole
Yildiz, Huseyin Bekir; Sahmetlioglu, Ertugrul; Boyukbayram, Ayse Elif; Toppare, Levent; Yagci, Yusuf (ELSEVIER SCIENCE BV, 2007)Immobilization of tyrosinase and alcohol oxidase is achieved in the copolymer of pyrrole with vinyl alcohol with thiophene side groups (PVATh-co-PPy) which is a newly synthesized conducting polymer. PVATh-co-PPy/alcohol ... -
Multichromic conducting copolymer of 1-benzyl-2,5-di(thiophen-2-yl)-1H-pyrrole with EDOT
Camurlu, Pinar; Tarkuc, Simge; Sahmetlioglu, Ertugrul; Akhmedov, Idris Mecidoglu; Tanyeli, Cihangir; Toppare, Levent (ELSEVIER SCIENCE BV, 2008)Despite the significant progress made in the field of electrochromic polymers, the multichromic facility of current knowledge is restricted. Therefore, as previously proven, electrochemical copolymerization of 1-benzyl-2 ... -
Oxidative polymerization of 4-[(4-phenylazo-phenyimino)-methyl]-phenol catalyzed by horseradish peroxidase
Turac, Ersen; Sahmetlioglu, Ertugrul (ELSEVIER SCIENCE SA, 2010)Schiff base derivate 4-[(4-phenylazo-phenyimino)-methyl]-phenol (4-PPMP) monomer was synthesized by condensation reaction and the chemical structure of the monomer has been characterized by UV-vis, FT-IR, H-1 NMR spectroscopies. ... -
Polypyrrole/multi-walled carbon nanotube composite for the solid phase extraction of lead(II) in water samples
Sahmetlioglu, Ertugrul; Yilmaz, Erkan; Aktas, Ece; Soylak, Mustafa (ELSEVIER SCIENCE BV, 2014)A multi-walled carbon nanotubes-polypyrrole conducting polymer nanocomposite has been synthesized, characterized and used for the separation and preconcentration of lead at trace levels in water samples prior to its flame ... -
Preparation and characterization of magnetic allylamine modified graphene oxide-poly(vinyl acetate-co-divinylbenzene) nanocomposite for vortex assisted magnetic solid phase extraction of some metal ions
Khan, Mansoor; Yilmaz, Erkan; Sevinc, Basak; Sahmetlioglu, Ertugrul; Shah, Jasmin; Jan, Muhammad Rasul; Soylak, Mustafa (ELSEVIER SCIENCE BV, 2016)Magnetic allylamine modified graphene oxide-poly(vinyl acetate-co-divinylbenzene) (MGO-DVB-VA) was synthesized and used for magnetic solid phase extraction of Pb(II), Cd(II), Cu(II), Ni(II) and Co(II) prior to their ... -
Preparation of conductive polybenzoxazines by oxidative polymerization
Kiskan, Baris; Yagci, Yusuf; Sahmetlioglu, Ertugrul; Toppare, Levent (WILEY-BLACKWELL, 2007)precursors were prepared by oxidative polymerization 3-phenyl-3,4-dihydro-2H-benzo[e][1,3] oxazine (P-a) alone and in the presence of thiophene (Th) with ceric ammonium nitrate in acetonitrile. The structure of the precursors ... -
Sustainable polysiloxanes via siloxane metathesis
Sahmetlioglu, Ertugrul; Gokturk, Ersen; Nsengiyumva, Olivier; Miller, Stephen (AMER CHEMICAL SOC, 2015)… -
Synthesis and characterization of a new soluble conducting polymer and its electrochromic devices
Sahin, Elif; Sahmetlioglu, Ertugrul; Akhmedov, Idris M.; Tanyeli, Cihangir; Toppare, Levent (ELSEVIER SCIENCE BV, 2006)A new polythiophene derivative was synthesized by both chemical and electrochemical oxidative polymerization of 1-(perfluorophenyl)-2,5-di(2-thienyl)-1H-pyrrole (FPTPy). The structures of both the monomer and the soluble ... -
Synthesis and characterization of conducting copolymer of (N (1),N (3)-bis(thiophene-3-ylmethylene)benzene-1,3-diamine-co-3,4-ethylenedioxythiophene)
Kumbul, Altug; Turac, Ersen; Dursun, Tugba; Sahmetlioglu, Ertugrul (VERSITA, 2010)Electrochemical copolymerization of N (1),N (3)-bis(thiophene-3-ylmethylene)benzene-1,3-diamine (TMBA) with 3,4-ethylenedioxythiophene (EDOT) was carried out in a CH3CN/LiClO4 (0.1 M) solvent-electrolyte via potentiodynamic ... -
Synthesis and characterization of conducting copolymer of Trans-1-(4-methyl-3'-thienyl)-2-(ferrocenyl)ethene with EDOT
Turac, Ersen; Sahmetlioglu, Ertugrul; Demircan, Aydin; Toppare, Levent (WILEY-BLACKWELL, 2012)Ferrocene-substituted conducting polymer namely poly(trans-1-(4-methyl-3'-thienyl)-2-(ferrocenyl)ethene-co-3,4-ethylenedioxythiophene) [P(MTFE-co-EDOT)] was synthesized and its electrochromic properties were studied. ... -
Synthesis and Characterization of Conducting Copolymers of Bisphenol A-Diglycidyl Ether with Thiophene Side-Groups and Pyrrole
Sahmetlioglu, Ertugrul; Varol, Ramazan; Toppare, Levent; Yuruk, Huseyin (TAYLOR & FRANCIS INC, 2009)Copolymers of bisphenol A-diglycidyl ether with thiophene side-groups and pyrrole were synthesized by electrochemical polymerization. Bisphenol A-diglycidyl ether with thiophene side-groups (DGEBATh) was obtained from the ... -
Synthesis and Characterization of Conducting Copolymers of Quinoxaline Derivatives
Turac, Ersen; Sahmetlioglu, Ertugrul; Toppare, Levent; Yuruk, Huseyin (WILEY, 2011)Electrochemical copolymerizations of 2,3-di(2-thienyl)quinoxaline (M1), 6-methyl-2,3-di(2-thienyl)quinoxaline (M2), and 2,3-di(2-thienyl)quinoxaline-6-yl)(phenyl)methanone (M3) with 3,4-ethylenedioxy thiophene (EDOT) were ... -
Synthesis and Characterization of Conducting Copolymers of Thiophene Derivatives
Turac, Ersen; Sahmetlioglu, Ertugrul; Toppare, Levent (TAYLOR & FRANCIS INC, 2014)Electrochemical copolymerizations of N1,N2-bis(thiophen-3-ylmethylene)benzene-1,2-diamine (TMBD), 4-methyl-N1,N2-bis (thiophen-3-ylmethylene)benzene-1,2-diamine (MTMBD) and 4-nitro-N1,N2-bis(thiophen-3-ylmethylene)benzen ... -
Synthesis and characterization of conducting graft copolymers based on oligophenols
Sahmetlioglu, Ertugrul; Arikan, Ufuk; Toppare, Levent; Yuruk, Huseyin; Mart, Hasan (TAYLOR & FRANCIS INC, 2006)Oligo-2-aminophenol (OAF) was synthesized with oxidative polycondensation of 2-aminophenol and hydrogen peroxide in an aqueous alkaline medium at 80 degrees C. Oligo-2-aminophenol with thiophene side groups (TOAF) was ...
