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Browsing Kimya / Chemistry by Subject "Chemistry"

Now showing items 1-20 of 187

A Comparative Study for Sonic Spray and Electrospray Ionization Methods to Determine Noncovalent Protein-Ligand Interactions

Özdemir, Abdil; Gülfen, Mustafa; Jung-Lee Lin; Chung-Hsuan Chen (TAYLOR & FRANCIS INC, 2019)

A comparative study between sonic spray ionization (SSI) and electrospray ionization (ESI) is reported for cluster formation of proteins and ligands. For the observation of cluster formation, the interactions were not ...
A comprehensive study for selective removal of Cr(VI) by asymmetric imidazolium bromide salts as environmentally-friendly extractant

Eyüpoğlu, Volkan; Halil Ibrahim Turgut; Kumbasar, Recep Ali (TAYLOR & FRANCIS INC, 2018)

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A new and efficient synthesis of indenone

Zengin, Mustafa; Balci, Mustafa (MARCEL DEKKER INC, 2001)

Reaction of dichloroketone 2 with NEt3 gave indenone (4) in high yield. Catodic reaction of 2 in the presence of C/Pt electrodes afforded the rearranged product 3 in high yield besides a small amount of chlorohydroxyketone ...
A new application of chemometric techniques to HPLC data for the simultaneous analysis of a two-component mixture

Özdemir, Abdil (TAYLOR & FRANCIS INC, 2005)

A new chemometric approach using high performance liquid chromatography (HPLC) with photodiode array (PDA) detection was developed and applied to the simultaneous determination of enalapril maleate (EA) and hydrochlorothiazide ...
A novel (E,E)-dioxime and its mono-, di- and trinuclear complexes bearing tetradentate octyl sulfanyl phenylamino substituents. Synthesis, characterization and electrochemical properties of its transition metal complexes

Kandaz, Mehmet; Yılmaz, İsmail (SPRINGER, 2002)

A new vic-dioxime, 13,14-bis-(hydroxyimino)-9,12,15,18-diazadithiaoctacosane, has been synthesized from 2-octylsulfanylaminobenzene and (E, E')-dichloroglyoxime. Mononuclear transition metal complexes of Ni-II, Cu-II, Co-II ...
A quadrupole ion trap mass spectrometer for dry microparticle analysis

Özdemir, Abdil; Jung-Lee Lin; Gülfen, Mustafa; Chun-Jen Hsiao; Chung-Hsuan Chen (ROYAL SOC CHEMISTRY, 2019)

In this work, we report a new design of a charge detection quadrupole ion trap mass spectrometer (QIT-MS) for the analysis of micro-sized dry inorganic and bioparticles including red blood cells (RBCs) and different sizes ...
A vic-dioxime ligand bearing fluorescent coumarin moieties and its complexes; preparation, spectroscopy, and electrochemistry

Kandaz, Mehmet (TAYLOR & FRANCIS LTD, 2008)

The synthesis of a new vic-dioxime ligand, N,N'(2)-dihydroxy-O-1,O-2-bis(4-methyl-2-oxo-2H-chromen-7-yl)oxalimidamid (LH2) (1), bearing functional coumarins and its soluble mono- {Ni(II), Cu(II), Co(II)} and dinuclear ...
A water-soluble multisite ionophore ligand bearing pyridine and aminothiophenol functionality. Synthesis, spectroscopy and electrochemistry of its complexes, and peripheral reactivity of the (E,E)M (M = Ni) complex with Pd2+ and Ag+

Kandaz, Mehmet (KLUWER ACADEMIC PUBL, 2004)

The design, synthesis and coordination of a novel multisite vic-dioxime compound, LH2 containing flexible pyridine substituents and amitiophcnylsulfanyl moieties on the periphery, facilitating solubility in water as ...
ACTIVATED CARBON FROM WILD CHESTNUT SHELL UPON CHEMICAL ACTIVATION WITH PHOSPHORIC ACID

Altıntığ, Esra; O. F. Soydan (SCIBULCOM LTD, 2016)

In this study, activated carbons were produced from wild chestnut shells by means of chemical activation with H3PO4 in a N-2 atmosphere and their characteristics were investigated. The chemical activation process was ...
Adsorption of Cd(II) Ions onto Activated Carbon Prepared from Hazelnut Husks

İmamoğlu, Mustafa (TAYLOR & FRANCIS INC, 2013)

In this study, a batch adsorption of Cd(II) ions onto activated carbon (AC) produced from hazelnut husks were investigated. The factors controlling the adsorption process such as initial pH, agitation time, dosage and ...
Adsorption of Cu(II) ions from aqueous solution by hazelnut husk activated carbon prepared with potassium acetate

İmamoğlu, Mustafa; Asuman Ozturk; Seyma Aydin; Manzak, Aynur; Ali Gundogdu; Celal Duran (TAYLOR & FRANCIS INC, 2018)

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Ag/Ag(2)Cra(4) nanoparticles modified on ZnO nanorods as an efficient plasmonic photocatalyst under visible light

Güy, Nuray; Özacar, Mahmut (ELSEVIER SCIENCE SA, 2019)

The highly efficient plasmonic photocatalysts have drawn attention with their effective charge carrier separation capabilities and visible light absorption features, which makes them immensely favorable material in the ...
Alcohol-soluble functional vic-dioxime bearing alcoholhexylsulfanyl moieties: preparation, spectroscopy and electrochemistry

Kandaz, Mehmet (SPRINGER, 2006)

A new alcohol soluble functionalized vic-dioxime, bis-[(1-hydroxyhexyl)-(8,9-hydroxyimino)-7,10-dithiahexacosane (LH2), and its alcohol-soluble mono and dinuclear complexes (Ni-II, Cu-II, Co-II, Mn-II, Pd-II and UO2II) ...
Aldehyde Substituted Phthalocyanines: Synthesis, Characterization and Investigation of Photophysical and Photochemical Properties

Pinar Sen; Yıldız, Salih Zeki; Ali Erdogmus; Necmi Dege; Atalay, Yusuf (SPRINGER/PLENUM PUBLISHERS, 2016)

The new free and nickel phthalocyanine derivatives, tetrakis [(2-formylphenoxy)-phthalocyanine (4), tetrakis [(2-formylphenoxy)-phthalocyaninato]nickel(II) (5) have been synthesized via de-protection of tetra acetal-substituted ...
alpha- or beta-Substituted functional phthalocyanines bearing thiophen-3-ylmethanol substituents: synthesis, characterization, aggregation behavior and antioxidant activity

Bilgiçli, Ahmet Turgut; Alıcı, Esma Hande; Yaraşır, Meryem Nilüfer; Arabacı, Gülnur; Kandaz, Mehmet (TAYLOR & FRANCIS LTD, 2015)

The tetra - or -thiophene substituted metal and metal-free phthalocyanines (Pcs) M[Pc(-OCH(2)Thiopen)(4)] and M[Pc(-OCH(2)Thiopen)(4)] {(-ThMet-MPc), (-ThMet-MPc) [ThMet: Thiophene methoxy], M=Zn(II), Co(II) and, 2H} were ...
Aminopyrazole-substituted metallophthalocyanines: Preparation, aggregation behavior, and investigation of metabolic enzymes inhibition properties

Güzel, Emre; Umit M. Kocyigit; Baris S. Arslan; Mehmet Atas; Parham Taslimi; Faik Gokalp; Nebioğlu, Mehmet; Şişman, İlkay; Ilhami Gulcin (WILEY-V C H VERLAG GMBH, 2019)

The synthesis, characterization, aggregation behavior, theoretical studies, and investigation of antimicrobial, antidiabetic, and anticholinergic properties of 4-(2-(5-amino-4-(4-bromophenyl)-3-methyl-1H-pyrazol-1-yl)eth ...
An application of derivative and continuous wavelet transforms to the overlapping ratio spectra for the quantitative multiresolution of a ternary mixture of paracetamol, acetylsalicylic acid and caffeine in tablets

Özdemir, Abdil (ELSEVIER SCIENCE BV, 2005)

Quantitative multi resolution of tablets and ternary mixtures of paracetamol (PAR), acetylsalicylic acid (ASP) and caffeine (CAF) having strongly overlapping spectra was accomplished by two graphical transform methods as ...
An assessment of alkyl chain length effect of symmetric midazolium salts as a carrier for selective separation of Cr(VI)

Eyüpoğlu, Volkan; Halil Ibrahim Turgut; Emrah Polat; Ahmet Kunduracioglu; Muharrem Ekrem Koc; Zubeyde Sener; Kumbasar, Recep Ali (TAYLOR & FRANCIS INC, 2017)

Selective solvent extraction (SSX) of Cr(VI) and recovery was evaluated by using a homologous series of symmetric imidazolium bromide salts (SIMs) having various alkyl chain length. Therefore, propyl, pentyl, hexyl, octyl, ...
An environmentally benign synthesis of flavones from 1,3-diketones using silica gel supported NaHSO4 catalyst

Küçükislamoğlu, Mustafa; Nebioğlu, Mehmet; Zengin, Mustafa; Arslan, Mustafa (SCIENCE REVIEWS 2000 LTD, 2005)

A simple and enviromentaly benign method for synthesis of flavones is described via dehydrative cyclisation of o-hydroxydibenzoylmethane using silica gel supported NaHSO4 catalyst.
An evaluation of coal fly ash as an adsorbent for the removal of methylene blue from aqueous solutions: kinetic and thermodynamic studies

Karaca, Hüseyin; Altıntığ, Esra; Devrim Turker; Teker, Murat (TAYLOR & FRANCIS INC, 2018)

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