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1

The Facile Formation of Trioxanaphthacenes by a [4 + 2] Addition of Flavonols to 1,2-Benzoquinone.

Jozsef Kaizer, Gabor Speier, Erzsebet Oesz, Michel Giorgi, Marius Reglier

Journal:

Year:

2005

File:

PDF, 15 KB

2005

2

Oxidative Degradation of Amino Acids and Aminophosphonic Acids by 2,2′-Bipyridine Complexes of Copper(II)

Pap, József S., El Bakkali-Tahéri, Nadia, Fadel, Antoine, Góger, Szabina, Bogáth, Dóra, Molnár, Milán, Giorgi, Michel, Speier, Gábor, Simaan, A. Jalila, Kaizer, József

Journal:

European Journal of Inorganic Chemistry

Year:

2014

Language:

english

File:

PDF, 969 KB

english, 2014

3

Kinetics and Mechanism of the Copper-Catalysed Oxygenation of 2-Nitropropane

Éva Balogh-Hergovich, Zoltán Gréczi, József Kaizer, Gábor Speier, Marius Réglier, Michel Giorgi, László Párkányi

Journal:

European Journal of Inorganic Chemistry

Year:

2002

Language:

english

File:

PDF, 180 KB

english, 2002

4

Copper-Mediated Oxygenolysis of Flavonols via Endoperoxide and Dioxetan Intermediates; Synthesis and Oxygenation of [CuII(Phen)2(Fla)]ClO4 and [CuII(L)(Fla)2] [FlaH = Flavonol; L = 1,10-Phenanthroline (Phen), 2,2′-Bipyridine (Bpy), N,N,N′,N′-Tetramethylethylenediamine (TMEDA)] Complexes

Éva Balogh-Hergovich, József Kaizer, József Pap, Gábor Speier, Gottfried Huttner, László Zsolnai

Journal:

European Journal of Inorganic Chemistry

Year:

2002

Language:

english

File:

PDF, 193 KB

english, 2002

5

A Dramatic Push Effect on the Homolysis of FeIII(OOR) Intermediates To Form Non-Heme FeIVO Complexes

József Kaizer, Miquel Costas, Lawrence Que Jr.

Journal:

Angewandte Chemie

Year:

2003

Language:

english

File:

PDF, 132 KB

english, 2003

6

Structures of Nonheme Oxoiron(IV) Complexes from X-ray Crystallography, NMR Spectroscopy, and DFT Calculations

Eric J. Klinker, József Kaizer, William W. Brennessel, Nathaniel L. Woodrum, Christopher J. Cramer, Lawrence Que Jr.

Journal:

Angewandte Chemie

Year:

2005

Language:

english

File:

PDF, 541 KB

english, 2005

7

A Dramatic Push Effect on the Homolysis of FeIII(OOR) Intermediates To Form Non-Heme FeIVO Complexes

József Kaizer, Miquel Costas, Lawrence Que Jr.

Journal:

Angewandte Chemie International Edition

Year:

2003

Language:

english

File:

PDF, 132 KB

english, 2003

8

Structures of Nonheme Oxoiron(IV) Complexes from X-ray Crystallography, NMR Spectroscopy, and DFT Calculations

Eric J. Klinker, József Kaizer, William W. Brennessel, Nathaniel L. Woodrum, Christopher J. Cramer, Lawrence Que Jr.

Journal:

Angewandte Chemie International Edition

Year:

2005

Language:

english

File:

PDF, 541 KB

english, 2005

9

The Reaction of μ-η2:η2-Peroxo- and Bis(μ-oxo)dicopper Complexes with Flavonol

József Kaizer, József Pap, Gábor Speier, László Párkányi

Journal:

European Journal of Inorganic Chemistry

Year:

2004

Language:

english

File:

PDF, 174 KB

english, 2004

10

New copper flavonolates as quercetin 2,3-dioxygenase models

Éva Balogh-Hergovich, József Kaizer, Gábor Speier, Gottfried Huttner, László Zsolnai

Journal:

Journal of Inorganic Biochemistry

Year:

1995

Language:

english

File:

PDF, 48 KB

english, 1995

11

Modeling antioxidant properties of polyphenols by the TEMPO-initiated reaction of 3,5-di-tert-butylcatechol with dioxygen

József Kaizer, József Pap, Gábor Speier

Journal:

Year:

2005

Language:

english

File:

PDF, 168 KB

english, 2005

12

Synthesis, structure and catecholase-like activity of a new dicopper(II) complex with benzoylacetonate ligand

József Kaizer, Róbert Csonka, Gábor Speier, Michel Giorgi, Marius Réglier

Journal:

Journal of Molecular Catalysis A: Chemical

Year:

2005

Language:

english

File:

PDF, 269 KB

english, 2005

13

Redox and nonredox metal assisted model systems with relevance to flavonol and 3-hydroxyquinolin-4(1H)-one 2,4-dioxygenase

József Kaizer, Éva Balogh-Hergovich, Miklós Czaun, Tamás Csay, Gábor Speier

Journal:

Coordination Chemistry Reviews

Year:

2006

Language:

english

File:

PDF, 455 KB

english, 2006

14

Model systems for the CO-releasing flavonol 2,4-dioxygenase enzyme

József Sándor Pap, József Kaizer, Gábor Speier

Journal:

Coordination Chemistry Reviews

Year:

2010

Language:

english

File:

PDF, 915 KB

english, 2010

15

Chemical models relevant to nitroalkane dioxygenase

Éva Balogh-Hergovich, József Kaizer, Gábor Speier

Journal:

Comptes Rendus Chimie

Year:

2007

Language:

english

File:

PDF, 451 KB

english, 2007

16

Copper-catalyzed oxygenation of 3-hydroxy-2-phenylquinolin-4(1H)-one: Synthesis, structure and spectral properties of [Cu(idpa)(N-baa)]ClO4, [idpa = 3,3′-iminobis(N,N-dimethylpropylamine), N-baaH = N-benzoylanthranilic acid]

József Kaizer, Tamás Csay, Miklós Czaun, Gábor Speier, Marius Réglier, Michel Giorgi

Journal:

Inorganic Chemistry Communications

Year:

2005

Language:

english

File:

PDF, 206 KB

english, 2005

17

(O-Benzoylsalicylato)copper(II) complexes as synthetic enzyme-product models for flavonol 2,4-dioxygenase

József Kaizer, Szabina Góger, Gábor Speier, Marius Réglier, Michel Giorgi

Journal:

Inorganic Chemistry Communications

Year:

2006

Language:

english

File:

PDF, 166 KB

english, 2006

18

Synthesis, structure and catalase-like activity of Cu(N-baa)2(phen) (phen = 1,10-phenanthroline, N-baaH = N-benzoylanthranilic acid)

József Kaizer, Tamás Csay, Gábor Speier, Marius Réglier, Michel Giorgi

Journal:

Inorganic Chemistry Communications

Year:

2006

Language:

english

File:

PDF, 185 KB

english, 2006

19

Synthesis, structure and catalase mimics of novel homoleptic manganese(II) complexes of 1,3-bis(2′-pyridylimino)isoindoline, Mn(4R-ind)2 (R = H, Me)

József Kaizer, Gábor Baráth, Gábor Speier, Marius Réglier, Michel Giorgi

Journal:

Inorganic Chemistry Communications

Year:

2007

Language:

english

File:

PDF, 174 KB

english, 2007

20

A flexible hydroxy-bridged dicopper complex as catechol oxidase mimic

Tamás Csay, Balázs Kripli, Michel Giorgi, József Kaizer, Gábor Speier

Journal:

Inorganic Chemistry Communications

Year:

2010

Language:

english

File:

PDF, 351 KB

english, 2010

21

Molecular and electronic structure of a trinuclear oxo-centred Iron(III) complex with trigonal bipyramidal metal sites

József S. Pap, József Kaizer, Michel Giorgi, Gábor Speier

Journal:

Inorganic Chemistry Communications

Year:

2010

Language:

english

File:

PDF, 578 KB

english, 2010

22

Correlation between the SOD-like activity of hexacoordinate iron(II) complexes and their Fe3+/Fe2+ redox potentials

Balázs Kripli, Gábor Baráth, É. Balogh-Hergovich, Michel Giorgi, A. Jalila Simaan, László Párkányi, József S. Pap, József Kaizer, Gábor Speier

Journal:

Inorganic Chemistry Communications

Year:

2011

Language:

english

File:

PDF, 326 KB

english, 2011

23

Cerium(IV)-mediated oxidation of flavonol with relevance to flavonol 2,4-dioxygenase. Direct evidence for spin delocalization in the flavonoxy radical

József Kaizer, Ildikó Ganszky, Gábor Speier, Antal Rockenbauer, László Korecz, Michel Giorgi, Marius Réglier, Serge Antonczak

Journal:

Journal of Inorganic Biochemistry

Year:

2007

Language:

english

File:

PDF, 307 KB

english, 2007

24

Molecular structure and catechol oxidase activity of a new copper(I) complex with sterically crowded monodentate N-donor ligand

Ádám Kupán, József Kaizer, Gábor Speier, Michel Giorgi, Marius Réglier, Ferenc Pollreisz

Journal:

Journal of Inorganic Biochemistry

Year:

2009

Language:

english

File:

PDF, 518 KB

english, 2009

25

Comparison of the SOD-like activity of hexacoordinate Mn(II), Fe(II) and Ni(II) complexes having isoindoline-based ligands

József S. Pap, Balázs Kripli, Tünde Váradi, Michel Giorgi, József Kaizer, Gábor Speier

Journal:

Journal of Inorganic Biochemistry

Year:

2011

Language:

english

File:

PDF, 605 KB

english, 2011

26

Functional phenoxazinone synthase models: Kinetic studies on the copper-catalyzed oxygenation of 2-aminophenol

Tamás Horváth, József Kaizer, Gábor Speier

Journal:

Journal of Molecular Catalysis A: Chemical

Year:

2004

Language:

english

File:

PDF, 158 KB

english, 2004

27

Synthesis, structure and catalase-like activity of new dicopper(II) complexes with phenylglyoxylate and benzoate ligands

József Kaizer, Róbert Csonka, Gábor Speier, Michel Giorgi, Marius Réglier

Journal:

Journal of Molecular Catalysis A: Chemical

Year:

2005

Language:

english

File:

PDF, 175 KB

english, 2005

28

Catalase mimics of a manganese(II) complex: The effect of axial ligands and pH

József Kaizer, Tamás Csay, Péter Kővári, Gábor Speier, László Párkányi

Journal:

Journal of Molecular Catalysis A: Chemical

Year:

2008

Language:

english

File:

PDF, 549 KB

english, 2008

29

Dual activation process in a copper(II)oxoisoindoline-catalyzed catechol oxidation

József Kaizer, Tamás Csay, Gábor Speier, Michel Giorgi

Journal:

Journal of Molecular Catalysis A: Chemical

Year:

2010

Language:

english

File:

PDF, 330 KB

english, 2010

30

Synthesis, structure, and catalase-like activity of a novel manganese(II) complex: Dichloro[1,3-bis(2′-benzimidazolylimino)isoindoline]manganese(II)

József Kaizer, Balázs Kripli, Gábor Speier, László Párkányi

Journal:

Year:

2009

Language:

english

File:

PDF, 241 KB

english, 2009

31

The facile formation of trioxanaphthacenes by a [4 + 2] addition of flavonols to 1,2-benzoquinone

József Kaizer, Gábor Speier, Erzsébet Ősz, Michel Giorgi, Marius Réglier

Journal:

Tetrahedron Letters

Year:

2004

Language:

english

File:

PDF, 267 KB

english, 2004

32

Copper-mediated oxygenation of flavonolate in the presence of a tridentate N-ligand. Synthesis and crystal structures of [Cu(fla)(idpaH)]ClO4 and [Cu(idpaH)(O-bs)]ClO4, [fla=flavonolate, idpaH=3,3′-iminobis(N,N-dimethylpropylamine), O-bs=O-benzoylsalicylate]

Éva Balogh-Hergovich, József Kaizer, Gábor Speier, Gottfried Huttner, László Zsolnai

Journal:

Inorganica Chimica Acta

Year:

2000

Language:

english

File:

PDF, 130 KB

english, 2000

33

Kinetics and mechanism of the stoichiometric oxygenation of [CuII(fla)(idpa)]ClO4 [fla=flavonolate, idpa=3,3′-imino-bis(N,N-dimethylpropylamine)] and the [CuII(fla)(idpa)]ClO4-catalysed oxygenation of flavonol

László Barhács, József Kaizer, József Pap, Gábor Speier

Journal:

Inorganica Chimica Acta

Year:

2001

Language:

english

File:

PDF, 173 KB

english, 2001

34

Synthesis and characterization of copper(I) and copper(II) flavonolate complexes with phthalazine ligand, and their oxygenation and relevance to quercetinase

Éva Balogh-Hergovich, József Kaizer, Gábor Speier

Journal:

Inorganica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 239 KB

english, 1997

35

Synthesis, structure and catecholase activity of dinuclear copper and zinc complexes with an N3-ligand

József Kaizer, József Pap, Gábor Speier, László Párkányi, László Korecz, Antal Rockenbauer

Journal:

Journal of Inorganic Biochemistry

Year:

2002

Language:

english

File:

PDF, 511 KB

english, 2002

36

Kinetics and mechanism of the Cu(I) and Cu(II) flavonolate-catalyzed oxygenation of flavonol. Functional quercetin 2,3-dioxygenase models

Éva Balogh-Hergovich, József Kaizer, Gábor Speier

Journal:

Journal of Molecular Catalysis A: Chemical

Year:

2000

Language:

english

File:

PDF, 222 KB

english, 2000

37

Radical-initiated oxygenation of flavonols by dioxygen

József Kaizer, Gábor Speier

Journal:

Journal of Molecular Catalysis A: Chemical

Year:

2001

Language:

english

File:

PDF, 78 KB

english, 2001

38

Kinetics and mechanism of the stoichiometric oxygenation of the ionic zinc(II) flavonolate complex [Zn(fla)(idpa)]ClO4 (fla=flavonolate; idpa=3,3′-iminobis(N,N-dimethylpropylamine))

László Barhács, József Kaizer, Gábor Speier

Journal:

Journal of Molecular Catalysis A: Chemical

Year:

2001

Language:

english

File:

PDF, 143 KB

english, 2001

39

Ferroxime(II)-catalyzed oxygenation of nitroalkanes by tert-butyl hydroperoxide and its relevance to 2-nitropropane dioxygenase

József Kaizer, Zoltán Gréczi, Gábor Speier

Journal:

Journal of Molecular Catalysis A: Chemical

Year:

2002

Language:

english

File:

PDF, 67 KB

english, 2002

40

TEMPO-initiated oxidation of 2-aminophenol to 2-aminophenoxazin-3-one

József Kaizer, Róbert Csonka, Gábor Speier

Journal:

Journal of Molecular Catalysis A: Chemical

Year:

2002

Language:

english

File:

PDF, 100 KB

english, 2002

41

Carboxylate-enhanced reactivity in the oxygenation of copper flavonolate complexes

Éva Balogh-Hergovich, József Kaizer, Gábor Speier

Journal:

Journal of Molecular Catalysis A: Chemical

Year:

2003

Language:

english

File:

PDF, 85 KB

english, 2003

42

Oxoiron(IV) complexes of the tris(2-pyridylmethyl)amine ligand family: effect of pyridine α-substituents

Tapan K. Paine, Miquel Costas, József Kaizer, Lawrence Que Jr

Journal:

JBIC Journal of Biological Inorganic Chemistry

Year:

2006

Language:

english

File:

PDF, 326 KB

english, 2006

43

Oxoiron(IV) complexes of the tris(2-pyridylmethyl)amine ligand family: effect of pyridine α-substituents

Tapan K. Paine, Miquel Costas, József Kaizer, Lawrence Que

Journal:

JBIC Journal of Biological Inorganic Chemistry

Year:

2006

Language:

english

File:

PDF, 129 KB

english, 2006

44

DPPH-initiated oxygenation of 3-hydroxyflavone toO-benzoylsalicylic acid

József Pap, József Kaizer, Gábor Speier

Journal:

Reaction Kinetics, Mechanisms and Catalysis

Year:

2005

Language:

english

File:

PDF, 134 KB

english, 2005

45

Kinetics and mechanism of the oxygenation of potassium nitronates. Evidence for a single electron transfer (SET) mechanism

József Kaizer, Norbert Durkó, Miklós Czaun, Gábor Speier

Journal:

Reaction Kinetics, Mechanisms and Catalysis

Year:

2006

Language:

english

File:

PDF, 137 KB

english, 2006

46

Synthesis and catalase-like activity of a dimanganese(II) complex with a pentadentate L-prolin-based ligand

József Kaizer, Róbert Csonka, Gábor Speier

Journal:

Reaction Kinetics, Mechanisms and Catalysis

Year:

2008

File:

PDF, 202 KB

2008

47

Tempo-activated manganese-based catalase mimics

Tamás Csay, József Kaizer, Gábor Speier

Journal:

Reaction Kinetics, Mechanisms and Catalysis

Year:

2009

Language:

english

File:

PDF, 166 KB

english, 2009

48

Synthesis, properties, and crystal structure of a novel 3-hydroxy-(4H)-benzopyran-4-one containing copper(II) complex, and its oxygenation and relevance to quercetinase

József Kaizer, József Pap, Gábor Speier, Marius Réglier, Michel Giorgi

Journal:

Transition Metal Chemistry

Year:

2004

Language:

english

File:

PDF, 102 KB

english, 2004

49

Synthesis, properties, and catecholase-like activity of the [1,4-di(6′-methyl-2′-pyridyl)aminophthalazine]dimanganese(II) complex, Mn2(6′Me2PAP)2Cl4

József Kaizer, Róbert Csonka, Gábor Baráth, Gábor Speier

Journal:

Transition Metal Chemistry

Year:

2007

Language:

english

File:

PDF, 322 KB

english, 2007

50

Redox properties of cobalt(II) complexes with isoindoline-based ligands

József S. Pap, Balázs Kripli, Michel Giorgi, József Kaizer, Gábor Speier

Journal:

Transition Metal Chemistry

Year:

2011

Language:

english

File:

PDF, 343 KB

english, 2011