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1

Methylethers of cinchona alkaloids in Pt-catalyzed hydrogenation of ethyl pyruvate and ketopantolactone: Effect of stereochemical factors on the enantioselectivity

Katalin Balázsik, Imre Bucsi, Szabolcs Cserényi, György Szöllősi, Mihály Bartók

Journal:

Journal of Molecular Catalysis A: Chemical

Year:

2008

Language:

english

File:

PDF, 849 KB

english, 2008

2

Asymmetric reactions in sonochemistry

Béla Török, Katalin Balázsik, Károly Felföldi, Mihály Bartók

Journal:

Ultrasonics Sonochemistry

Year:

2001

Language:

english

File:

PDF, 401 KB

english, 2001

3

An engineered scorpion toxin analogue with improved Kv1.3 selectivity displays reduced conformational flexibility

Bartok, Adam, Fehér, Krisztina, Bodor, Andrea, Rákosi, Kinga, Tóth, Gábor K., Kövér, Katalin E., Panyi, Gyorgy, Varga, Zoltan

Journal:

Scientific Reports

Year:

2016

Language:

english

File:

PDF, 2.09 MB

english, 2016

4

Ultrasonics in heterogeneous metal catalysis: sonochemical chemo- and enantioselective hydrogenations over supported platinum catalysts

Béla Török, György Szöllösi, Katalin Balázsik, Károly Felföldi, István Kun, Mihály Bartók

Journal:

Ultrasonics Sonochemistry

Year:

1999

Language:

english

File:

PDF, 243 KB

english, 1999

5

Heterogeneous asymmetric reactions: Part 40. New data on repeated use of Pt-alumina catalyst during enantioselective hydrogenation of ethyl pyruvate

Katalin Balázsik, Mihály Bartók

Journal:

Journal of Molecular Catalysis A: Chemical

Year:

2004

Language:

english

File:

PDF, 110 KB

english, 2004

6

Modifier–substrate interactions of various types in the Orito reaction: Reversal of the enantioselection in the hydrogenation of ketopantolactone on Pt modified by β-isocinchonine and O-phenylcinchonidine

Szőllősi, György, Balázsik, Katalin, Bucsi, Imre, Bartók, Tibor, Bartók, Mihály

Journal:

Catalysis Communications

Year:

2013

Language:

english

File:

PDF, 475 KB

english, 2013

7

New Data of Nonlinear Phenomenon in the Heterogeneous Enantioselective Hydrogenation of Activated Ketones

Katalin Balázsik, György Szöllősi, Mihály Bartók

Journal:

Catalysis Letters

Year:

2008

Language:

english

File:

PDF, 375 KB

english, 2008

8

Improving diagnostic accuracy of prostate carcinoma by systematic random map-biopsy

János Szabó, György Hegedûs, Katalin Bartók, Tibor Kerényi, Attila Végh, Imre Romics, Béla Szende

Journal:

Pathology & Oncology Research

Year:

2000

Language:

english

File:

PDF, 262 KB

english, 2000

9

Enantioselective hydrogenation of ketopantolactone using Pt–β-ICN chiral catalyst: Correlation between the solution-state concentration of a nucleophilic β-isocinchonine–ketopantolactone complex and enantioselectivity

Tamás A. Martinek, Tibor Varga, Katalin Balázsik, György Szöllősi, Ferenc Fülöp, Mihály Bartók

Journal:

Journal of Catalysis

Year:

2008

Language:

english

File:

PDF, 468 KB

english, 2008

10

Study of enantioselective hydrogenation of bulky esters of phenylglyoxylic acid on Pt-CD and Pt-β-ICN chiral catalysts: Steric effect of ester groups and inversion of enantioselectivity

Kornél Szőri, Katalin Balázsik, Károly Felföldi, Mihály Bartók

Journal:

Journal of Catalysis

Year:

2006

Language:

english

File:

PDF, 157 KB

english, 2006

11

Homogeneous and heterogeneous asymmetric reactions: Part 11: Sonochemical enantioselective hydrogenation of trifluoromethyl ketones over platinum catalysts

Katalin Balázsik, Béla Török, Károly Felföldi, Mihály Bartók

Journal:

Ultrasonics Sonochemistry

Year:

1999

Language:

english

File:

PDF, 157 KB

english, 1999

12

Heterogeneous asymmetric reactions: Part 25. On the pretreatment and prehydrogenation of Pt-alumina catalyst in the hydrogenation of ethyl pyruvate

Mihály Bartók, György Szöllösi, Katalin Balázsik, Tibor Bartók

Journal:

Journal of Molecular Catalysis A: Chemical

Year:

2002

Language:

english

File:

PDF, 124 KB

english, 2002

13

Homogeneous and heterogeneous asymmetric reactions. Part X: Enantioselective hydrogenations over K-10 montmorillonite supported noble metal catalysts with immobilized modifier

Katalin Balázsik, Béla Török, Gerda Szakonyi, Mihály Bartók

Journal:

Applied Catalysis A: General

Year:

1999

Language:

english

File:

PDF, 298 KB

english, 1999

14

New synthesis of a useful C3 chiral building block by a heterogeneous method: enantioselective hydrogenation of pyruvaldehyde dimethyl acetal over cinchona modified Pt/Al2O3 catalysts

Török, Béla, Balázsik, Katalin, Bartók, Mihály, Felföldi, Károly, Bartók, Mihály

Journal:

Chemical Communications

Year:

1999

Language:

english

File:

PDF, 43 KB

english, 1999

15

Inversion of enantioselectivity in the 2,2,2-trifluoroacetophenone hydrogenation over Pt-alumina catalyst modified by cinchona alkaloids

Kornél Szőri, Katalin Balázsik, Szabolcs Cserényi, György Szőllősi, Mihály Bartók

Journal:

Applied Catalysis A: General

Year:

2009

Language:

english

File:

PDF, 359 KB

english, 2009

16

Inversion of enantioselectivity in the hydrogenation of ketopantolactone on a Pt-β-ICN chiral catalyst

Mihály Bartók, Katalin Balázsik, Imre Bucsi, György Szöllősi

Journal:

Journal of Catalysis

Year:

2006

Language:

english

File:

PDF, 307 KB

english, 2006

17

Enantioselective hydrogenation of ethyl pyruvate catalysed by cinchonine-modified Pt/Al2O3: tilted adsorption geometry of cinchonine

Mihály Bartók, Mária Sutyinszki, Katalin Balázsik, György Szöllősi

Journal:

Catalysis Letters

Year:

2005

Language:

english

File:

PDF, 296 KB

english, 2005

18

C9-O-substituted derivatives of cinchona alkaloids as chiral modifiers in the Orito-reaction: Effects of structure of modifiers on sense of enantioselectivity

Szabolcs Cserényi, Károly Felföldi, Katalin Balázsik, György Szöllősi, Imre Bucsi, Mihály Bartók

Journal:

Journal of Molecular Catalysis A: Chemical

Year:

2006

Language:

english

File:

PDF, 418 KB

english, 2006

19

New data on the effect of steric constraints on the chiral induction in the Orito reaction: Hydrogenation of activated steroid ketones

Kornél Szőri, Katalin Balázsik, Károly Felföldi, Imre Bucsi, Szabolcs Cserényi, György Szöllősi, Elemér Vass, Miklós Hollósi, Mihály Bartók

Journal:

Journal of Molecular Catalysis A: Chemical

Year:

2008

Language:

english

File:

PDF, 583 KB

english, 2008

20

Composition depth profile analysis of electrodeposited alloys and metal multilayers: the reverse approach

Katalin Neuróhr, Attila Csik, Kálmán Vad, András Bartók, György Molnár, László Péter

Journal:

Journal of Solid State Electrochemistry

Year:

2011

Language:

english

File:

PDF, 1.96 MB

english, 2011

21

Corrigendum to “Study of enantioselective hydrogenation of bulky esters of phenylglyoxylic acid on Pt–CD and Pt–β–ICN chiral catalysts: Steric effect of ester groups and inversion of enantioselectivity” [J. Catal. 241 (1) (2006) 149–154]

Kornél Szőri, Katalin Balázsik, Károly Felföldi, Mihály Bartók

Journal:

Journal of Catalysis

Year:

2006

Language:

english

File:

PDF, 50 KB

english, 2006

22

Heterogeneous asymmetric reactions: Part 32. High enantioselectivities in the hydrogenation of activated ketones on cinchona alkaloid modified platinum-alumina catalysts

Károly Felföldi, Katalin Balázsik, Mihály Bartók

Journal:

Journal of Molecular Catalysis A: Chemical

Year:

2003

Language:

english

File:

PDF, 169 KB

english, 2003

23

New data in the enantioselective hydrogenation of ethyl pyruvate on Pt-cinchona chiral catalyst using continuous-flow fixed-bed reactor system: The origin of rate enhancement

György Szöllősi, Szabolcs Cserényi, Katalin Balázsik, Ferenc Fülöp, Mihály Bartók

Journal:

Journal of Molecular Catalysis A: Chemical

Year:

2009

Language:

english

File:

PDF, 746 KB

english, 2009

24

Solvent and support effects in the case of acetic acid and alumina: Oxonium cations in asymmetric hydrogenation of ethyl pyruvate over dihydrocinchonidine modified platinum

Mihály Bartók, Katalin Balázsik, György Szöllösi, Tibor Bartók

Journal:

Catalysis Communications

Year:

2001

Language:

english

File:

PDF, 135 KB

english, 2001

25

Enantioselective hydrogenation of itaconic acid over cinchona alkaloid modified supported palladium catalyst

György Szöllősi, Katalin Balázsik, Mihály Bartók

Journal:

Applied Catalysis A: General

Year:

2007

Language:

english

File:

PDF, 495 KB

english, 2007

26

New data on enantiomeric excess versus conversion during enantioselective hydrogenation of activated ketones on a platinum catalyst

Katalin Balázsik, Mihály Bartók

Journal:

Journal of Catalysis

Year:

2004

Language:

english

File:

PDF, 280 KB

english, 2004

27

Heterogeneous asymmetric reactions, 33. Novel interpretation of the enantioselective hydrogenation of a-ketoesters on Pt/alumina-cinchona alkaloid catalyst system

Mihály Bartók, Katalin Balázsik, Ferenc Notheisz

Journal:

Reaction Kinetics, Mechanisms and Catalysis

Year:

2002

Language:

english

File:

PDF, 72 KB

english, 2002

28

Preparation and Characterization of New Chirally Modified Laponites

Török, BÉLa, Balázsik, Katalin, Dékány, Imre, Bartók, MiháLy

Journal:

Molecular Crystals and Liquid Crystals Science and Technology Section A Molecular Crystals and Liquid Crystals

Year:

2000

Language:

english

File:

PDF, 273 KB

english, 2000

29

PESTICIDE USAGE AND EPIPHYTIC LICHEN DIVERSITY IN ROMANIAN ORCHARDS

Katalin BARTÓK

Journal:

The Lichenologist

Year:

1999

Language:

english

File:

PDF, 115 KB

english, 1999

30

Methylethers of cinchona alkaloids in Pt-catalyzed hydrogenation of methyl benzoylformate and pyruvaldehyde dimethyl acetal: Part 2: Effect of stereochemical factors on the enantioselectivity

Katalin Balázsik, Imre Bucsi, Szabolcs Cserényi, György Szöllősi, Mihály Bartók

Journal:

Journal of Molecular Catalysis A: Chemical

Year:

2008

Language:

english

File:

PDF, 681 KB

english, 2008

31

New Data on the Orito Reaction: Effect of Substrate Structure on Nonlinear Phenomenon

Katalin Balázsik, Szabolcs Cserényi, György Szöllősi, Ferenc Fülöp, Mihály Bartók

Journal:

Catalysis Letters

Year:

2008

Language:

english

File:

PDF, 407 KB

english, 2008

32

Electrospray Ionization–Mass Spectrometry in the Enantioselective Hydrogenation of Ethyl Pyruvate Catalyzed by Dihydrocinchonidine Modified Pt/Al2O3 in Acetic Acid

Mihály Bartók, Katalin Balázsik, György Szöllösi, Tibor Bartók

Journal:

Journal of Catalysis

Year:

2002

Language:

english

File:

PDF, 151 KB

english, 2002

33

Probing pattern and dynamics of disulfide bridges using synthesis and NMR of an ion channel blocker peptide toxin with multiple diselenide bonds

Fehér, Krisztina, Timári, István, Rákosi, Kinga, Szolomájer, János, Illyés, Tünde Z., Bartok, Adam, Varga, Zoltan, Panyi, Gyorgy, Tóth, Gábor K., Kövér, Katalin E.

Journal:

Chemical Science

Year:

2016

Language:

english

File:

PDF, 580 KB

english, 2016

34

Enantiodifferentiation in asymmetric sonochemical hydrogenations

Béla Török, Károly Felföldi, Gerda Szakonyi, Katalin Balázsik, Mihály Bartók

Journal:

Catalysis Letters

Year:

1998

Language:

english

File:

PDF, 143 KB

english, 1998

35

ChemInform Abstract: Asymmetric Synthesis of Alkyl 5-Oxotetrahydrofuran-2-carboxylates by Enantioselective Hydrogenation of Dialkyl 2-Oxoglutarates over Cinchona Modified Pt/Al2O3 Catalysts.

Katalin Balazsik, Kornel Szoeri, Karoly Felfoeldi, Bela Toeroek, Mihaly Bartok

Journal:

Year:

2000

File:

PDF, 30 KB

2000

36

A new rigid cinchona modified (α-IQ) platinum catalyst for the enantioselective hydrogenation of activated ketones: Data to the origin of enantioselection

Katalin Balázsik, Tamás A. Martinek, Imre Bucsi, György Szőllősi, Gabriella Fogassy, Mihály Bartók, George A. Olah

Journal:

Journal of Molecular Catalysis A: Chemical

Year:

2007

Language:

english

File:

PDF, 774 KB

english, 2007

37

New phenomenon in competitive hydrogenation of binary mixtures of activated ketones over unmodified and cinchonidine-modified Pt/alumina catalyst

Katalin Balázsik, Kornél Szőri, György Szőllősi, Mihály Bartók

Journal:

Catalysis Communications

Year:

2011

Language:

english

File:

PDF, 589 KB

english, 2011

38

Identification of new types of aluminium compounds by electrospray ionization mass spectrometry: oxonium cations

Mihály Bartók, Pál Tamás Szabó, Tibor Bartók, György Szöllösi, Katalin Balázsik

Journal:

Rapid Communications in Mass Spectrometry

Year:

2001

Language:

english

File:

PDF, 124 KB

english, 2001

39

Heterogeneous asymmetric reactions. 23. Enantioselective hydrogenation of ethyl pyruvate over cinchonine- and α-isocinchonine-modified platinum catalysts

Mihály Bartók, Béla Török, Katalin Balázsik, Tibor Bartók

Journal:

Catalysis Letters

Year:

2001

Language:

english

File:

PDF, 81 KB

english, 2001

40

Asymmetric synthesis of alkyl 5-oxotetrahydrofuran-2-carboxylates by enantioselective hydrogenation of dialkyl 2-oxoglutarates over cinchona modified Pt/Al2O3 catalysts

Balázsik, Katalin, Szöri, Kornél, Török, Béla, Bartók, Mihály

Journal:

Chemical Communications

Year:

2000

Language:

english

File:

PDF, 42 KB

english, 2000

41

Pesticide Usage and Epiphytic Lichen Diversity in Romanian Orchards

Bartók, Katalin

Journal:

The Lichenologist

Year:

1999

Language:

english

File:

PDF, 205 KB

english, 1999

42

Heterogeneous Asymmetric Reactions 20. Effect of Ultrasonic Variables on the Enantiodifferentiation in Cinchona-Modified Platinum-Catalyzed Sonochemical Hydrogenations

Béla Török, Katalin Balázsik, Marianna Török, Károly Felföldi, Mihály Bartók

Journal:

Catalysis Letters

Year:

2002

Language:

english

File:

PDF, 319 KB

english, 2002

43

Ultrasonics in asymmetric syntheses. Sonochemical enantioselective hydrogenation of prochiral C=O groups over platinum catalysts

Béla Török, Katalin Balázsik, György Szöllösi, Károly Felföldi, Mihály Bartók

Journal:

Year:

1999

Language:

english

File:

PDF, 96 KB

english, 1999

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