Search Results - "Zekany, Laszlo"

A comparative study of capillary zone electrophoresis and pH-potentiometry for determination of dissociation constants by Andrasi, Melinda, Buglyo, Peter, Zekany, Laszlo, Gaspar, Attila

“…Acidity constants of six cephalosporin antibiotics, cefalexin, cefaclor, cefadroxil, cefotaxim, cefoperazon and cefoxitin are determined using capillary zone…”
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The Role of Equilibrium and Kinetic Properties in the Dissociation of Gd[DTPA-bis(methylamide)] (Omniscan) at near to Physiological Conditions by Baranyai, Zsolt, Brücher, Ernő, Uggeri, Fulvio, Maiocchi, Alessandro, Tóth, Imre, Andrási, Melinda, Gáspár, Attila, Zékány, László, Aime, Silvio

“…[Gd(DTPA‐BMA)] is the principal constituent of Omniscan, a magnetic resonance imaging (MRI) contrast agent. In body fluids, endogenous ions (Zn2+, Cu2+, and…”
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Solution Structures, Stabilities, Kinetics, and Dynamics of DO3A and DO3A–Sulphonamide Complexes by Takács, Anett, Napolitano, Roberta, Purgel, Mihály, Bényei, Attila Csaba, Zékány, László, Brücher, Ernő, Tóth, Imre, Baranyai, Zsolt, Aime, Silvio

“…The Gd3+-DO3A–arylsulphonamide (DO3A–SA) complex is a promising pH-sensitive MRI agent. The stability constants of the DO3A–SA and DO3A complexes formed with…”
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A Bisamide Derivative of [Mn(1,4-DO2A)] - Solution Thermodynamic, Kinetic, and NMR Relaxometric Studies by Forgács, Attila, Tei, Lorenzo, Baranyai, Zsolt, Tóth, Imre, Zékány, László, Botta, Mauro

“…A new 1,4‐DO2A‐bisamide [1,4‐DO2AM; 1,4‐DO2A = 2,2′‐(1,4,7,10‐tetraazacyclododecane‐1,4‐diyl)diacetic acid] ligand was synthesized, and its MnII complex was…”
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[TlIII(dota)]−: An Extraordinarily Robust Macrocyclic Complex by Fodor, Tamás, Bányai, István, Bényei, Attila, Platas-Iglesias, Carlos, Purgel, Mihály, Horváth, Gábor L, Zékány, László, Tircsó, Gyula, Tóth, Imre

“…The X-ray structure of {C­(NH2)3}­[Tl­(dota)]·H2O shows that the Tl3+ ion is deeply buried in the macrocyclic cavity of the dota4– ligand…”
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Dithallium(III)-Containing 30-Tungsto-4-phosphate, [Tl2Na2(H2O)2(P2W15O56)2]16–: Synthesis, Structural Characterization, and Biological Studies by Ayass, Wassim W, Fodor, Tamás, Farkas, Edit, Lin, Zhengguo, Qasim, Hafiz M, Bhattacharya, Saurav, Mougharbel, Ali S, Abdallah, Khaled, Ullrich, Matthias S, Zaib, Sumera, Iqbal, Jamshed, Harangi, Sándor, Szalontai, Gábor, Bányai, István, Zékány, László, Tóth, Imre, Kortz, Ulrich

“…Here we report on the synthesis and structural characterization of the dithallium­(III)-containing 30-tungsto-4-phosphate [Tl2Na2(H2O)2­{P2W15O56}2]16– (1) by…”
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Synthesis, Structure, and Antibacterial Activity of a Thallium(III)-Containing Polyoxometalate, [Tl2{B‑β-SiW8O30(OH)}2]12 by Ayass, Wassim W., Fodor, Tamás, Lin, Zhengguo, Smith, Rachelle M., Xing, Xiaolin, Abdallah, Khaled, Tóth, Imre, Zékány, László, Pascual-Borràs, Magda, Rodríguez-Fortea, Antonio, Poblet, Josep M., Fan, Linyuan, Cao, Jie, Keita, Bineta, Ullrich, Matthias S., Kortz, Ulrich

“…We have synthesized and structurally characterized the first discrete thallium-containing polyoxometalate, [Tl2{B-β-SiW8O30(OH)}2]12– (1). Polyanion 1 was…”
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Study on repeatability of the determination of temozolomide by micellar electrokinetic capillary chromatography using internal standards by Andrasi, Melinda, Zekany, Laszlo, Gaspar, Attila

“…This paper demonstrates the study of the use of single or multiple (2–4) internal standards for the improvement of the repeatability of the micellar…”
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Complexation Properties of N,N' ,N{/giflibrary/18/Prime.gif},N' ' &#3 9; -[1,4,7,10-Tetraazacyclododecane-1,4,7,10-tetrayltetrakis(1-oxoet h ane-2,1-diyl)]tetrakis[glycine] (H4dotagl). Equilibrium, Kinetic, and Relaxation Behavior of the Lanthanide(III) Complexes by Baranyai, Zsolt, Brucher, Erno, Ivanyi, Timea, Kiraly, Robert, Lazar, Istvan, Zekany, Laszlo

“…Eu3+, Dy3+, and Yb3+ complexes of the dota-derived tetramide N,N,N,N-[1,4,7,10-tetraazacyclododecane-1,4,7,10-tetrayltetrakis(1 -…”
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Interaction between iron(II) and hydroxamic acids: oxidation of iron(II) to iron(III) by desferrioxamine B under anaerobic conditions by Farkas, Etelka, Enyedy, Éva A, Zékány, László, Deák, György

“…Interaction between iron(II) and acetohydroxamic acid (Aha), α-alaninehydroxamic acid (α-Alaha), β-alaninehydroxamic acid (β-Alaha), hexanedioic acid…”
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Kinetic Behavior of Carbonate Ligands with Different Coordination Modes: Equilibrium Dynamics for Uranyl(2+) Carbonato Complexes in Aqueous Solution. A 13C and 17O NMR Study by Banyai, Istvan, Glaser, Julius, Micskei, Karoly, Toth, Imre, Zekany, Laszlo

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Studies of equilibrium, structure, and dynamics in the aqueous Al(iii)-oxalate-fluoride system by potentiometry, 13C and 19F NMR spectroscopy by Bodor, Andrea, Tóth, Imte, Bányai, Istudor, Zékány, László, Sjöberg, Staffan

“…The AlOx 1–3 (Ox = oxalate) species were identified in 0.6 M aqueous NaCl by 13C nuclear magnetic resonance (NMR). Rate constants and activation parameters for…”
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Coordination equilibria and water exchange kinetics of lanthanide(III) propylenediaminetetraacetates and other magnetic resonance imaging related complexes by Graeppi, Nicole, Hugh Powell, D., Laurenczy, Gábor, Zékány, László, Merbach, AndréE.

“…The UV-Vis absorption spectra of aqueous solutions of Eu 3+ complexes with the hexadentate polyaminocarboxylate ligands EDTA 4−, CDTA 4−, HDTA 3− and PDTA 4−…”
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Equilibrium and structure of thallium(III)–ethylenediamine complexes in pyridine solution and in solid by Ma, Guibin, Ilyukhin, Andrey, Glaser, Julius, Tóth, Imre, Zékány, László

“…The formation of three [Tl(en) n ] 3+ complexes ( n=1–3) in a pyridine solvent has been established by means of 205Tl and 1H NMR. Their stepwise stability…”
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Studies on the kinetic stabilities of the Gd(3+) complexes formed with the N-mono(methylamide), N'-mono(methylamide) and N,N"-bis(methylamide) derivatives of diethylenetriamine-N,N,N',N",N"-pentaacetic acid by Sarka, Lajos, Burai, László, Király, Róbert, Zékány, László, Brücher, Ernõ

“…High kinetic stability is an important requirement for the Gd(3+) complexes used as contrast enhancement agents in magnetic resonance imaging. The kinetic…”
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Complexation Properties of N,N′,N″,N′′′-[1,4,7,10-Tetraazacyclododecane-1,4,7,10-tetrayltetrakis(1-oxoethane-2,1-diyl)]tetrakis[glycine] (H4dotagl). Equilibrium, Kinetic, and Relaxation Behavior of the Lanthanide(III) Complexes by Baranyai, Zsolt, Brücher, Ernő, Iványi, Tímea, Király, Róbert, Lázár, István, Zékány, László

“…Eu3+, Dy3+, and Yb3+ complexes of the dota‐derived tetramide…”
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Studies on the kinetic stabilities of the Gd3+ complexes formed with the N-mono(methylamide), N′-mono(methylamide) and N,N″-bis(methylamide) derivatives of diethylenetriamine-N,N,N′,N″,N″-pentaacetic acid by Sarka, Lajos, Burai, László, Király, Róbert, Zékány, László, Brücher, Ernõ

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A New Class of Oligonuclear Platinum-Thallium Compounds with a Direct Metal−Metal Bond - 3. Unusual Equilibria in Aqueous Solution by Maliarik, Mikhail, Glaser, Julius, Tóth, Imre, Webba da Silva, Mateus, Zékány, László

“…A new series of four binuclear platinum‐thallium cyano compounds containing a direct and unsupported by ligands metal−metal bond has been prepared in aqueous…”
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