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1

Determination of the absolute configuration of optically active 2,2-dimethyl-3,4-epoxychromans prepared by the catalytic enantioselective epoxidation with the dimethyldioxirane/Jacobsen Mn(III)salen system

Waldemar Adam, József Jekö, Albert Lévai, Zsuzsa Majer, Csaba Nemes, Tamás Patonay, László Párkányi, Péter Sebök

Journal:

Tetrahedron: Asymmetry

Year:

1996

Language:

english

File:

PDF, 531 KB

english, 1996

2

Dioxirane Oxidation of 3-Arylideneflavanones: Diastereoselective Formation of trans,trans Spiroepoxides from the E Isomers

Nemes, Csaba, Levai, Albert, Patonay, Tamas, Toth, Gabor, Boros, Sandor, Halasz, Judit, Adam, Waldemar, Golsch, Dieter

Journal:

Journal of Organic Chemistry

Year:

1994

Language:

english

File:

PDF, 735 KB

english, 1994

3

ChemInform Abstract: Reaction of E-2-Arylidene-1-indanones, Z-Aurones, Z-1-Thioaurones and Z-2-Arylidene-2,3-dihydro-1H-indole-3-ones with Diazomethane.

Albert Levai, Tamas Patonay

Journal:

Year:

1999

File:

PDF, 31 KB

1999

4

Enantioselective reduction of prochiral ketones by chromium(II) complexes with amino acid ligands as the source of chirality

Tamás Patonay, Csongor Hajdu, József Jekő, Albert Lévai, Károly Micskei, Claudia Zucchi

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 147 KB

english, 1999

5

Improved Industrial Synthesis of Antidepressant Sertraline

Vukics, Krisztina, Fodor, Tamás, Fischer, János, Fellegvári, Irén, Lévai, Sándor

Journal:

Organic Process Research & Development

Year:

2002

Language:

english

File:

PDF, 46 KB

english, 2002

6

Structure Elucidation of the Oxidation Products of 2-Arylidene-1-indanones and 2-Arylidene-1-benzosuberones

Gábor Tóth, Judit Halász, Sándor Boros, Albert Lévai, Csaba Nemes, Tamás Patonay

Journal:

Magnetic Resonance in Chemistry

Year:

1996

Language:

english

File:

PDF, 410 KB

english, 1996

7

Synthesis of 3-Benzoyl-4-styryl-2-pyrazolines and Their Oxidation to the Corresponding Pyrazoles

Diana C. G. A. Pinto, Artur M. S. Silva, Albert Lévai, José A. S. Cavaleiro, Tamás Patonay, José Elguero

Journal:

European Journal of Organic Chemistry

Year:

2000

Language:

english

File:

PDF, 359 KB

english, 2000

8

ChemInform Abstract: Synthesis of Spiro-1-pyrazolines by the 1,3-Dipolar Cycloaddition of Exocyclic α,β-Unsaturated Ketones with Diazomethane.

Albert Levai, Artur M. S. Silva, Tamas Patonay, Jose A. S. Cavaleiro

Journal:

Year:

2000

File:

PDF, 33 KB

2000

9

Synthesis of 3-aryl-5-styryl-2-pyrazolines by the reaction of (E,E)-cinnamylideneacetophenones with hydrazines and their oxidation into pyrazoles

Albert LÉvai, TamÁs Patonay, Artur M. S. Silva, Diana C. G. A. Pinto, José A. S. Cavaleiro

Journal:

Journal of Heterocyclic Chemistry

Year:

2002

Language:

english

File:

PDF, 72 KB

english, 2002

10

A comparative study of the epoxidation of 2-substituted isoflavones by dimethyldioxirane, sodium hypochlorite, and alkaline hydrogen peroxide (weitz-scheffer reaction)

Albert Lévai, Tamás Patonay, Andrea Székely, Erzsébet B. Vass, Waldemar Adam, József Jekö

Journal:

Journal of Heterocyclic Chemistry

Year:

2000

File:

PDF, 408 KB

2000

11

[IEEE 2019 11th International Workshop on Resilient Networks Design and Modeling (RNDM) - Nicosia, Cyprus (2019.10.14-2019.10.16)] 2019 11th International Workshop on Resilient Networks Design and Modeling (RNDM) - Resilient Dataflow Graph Embedding for Programmable Software Switches

Levai, Tamas, Retvari, Gabor

Year:

2019

Language:

english

File:

PDF, 778 KB

english, 2019

12

ChemInform Abstract: Oxazepines and Thiazepines. Part 36. Diastereoselective Sulfoxidation of 2,3-Dihydro-1,5-benzothiazepin-4(5H)-ones by Dimethyldioxirane.

Tamas Patonay, Waldemar Adam, Jozsef Jeko, Katalin E. Koever, Albert Levai, Marta Nemeth, Karl Peters

Journal:

Year:

1999

File:

PDF, 35 KB

1999

13

ChemInform Abstract: Dimethyldioxirane Oxidations of Some Heterocycles Containing Oxygen or Sulfur: Chemo- and Stereoselectivity

Tamas Patonay, Waldemar Adam, Albert Levai

Journal:

Year:

1999

File:

PDF, 25 KB

1999

14

Synthesis of 3-Aryl-5-styryl-2-pyrazolines by the Reaction of (E,E)-Cinnamylideneacetophenones (I) with Hydrazines and Their Oxidation into Pyrazoles.

Albert Levai, Tamas Patonay, Artur M. S. Silva, Diana C. G. A. Pinto, Jose A. S. Cavaleiro

Journal:

Year:

2002

File:

PDF, 31 KB

2002

15

Enantioselective reduction of C=N double bond by chromium(II) complexes of natural amino acids

Károly Micskei, Orsolya Holczknecht, Valér Marchis, Albert Lévai, Tamás Patonay, Claudia Zucchi, Gyula Pályi

Journal:

Year:

2005

Language:

english

File:

PDF, 93 KB

english, 2005

16

New Syntheses of 4(5)-Aryl-5(4)-(2-chromonyl)-1,2,3-triazoles from 2-Styrylchromones and Sodium Azide

M. S. Silva, Artur, S. Vieira, Judite, A. S. Cavaleiro, José, Patonay, Tamás, Lévai, Albert, Elguero, José

Journal:

Year:

1999

Language:

english

File:

PDF, 152 KB

english, 1999

17

Studies of a pyridino-crown ether-based chiral stationary phase on the enantioseparation of biogenic chiral aralkylamines and α-amino acid esters by high-performance liquid chromatography

Lévai, Sándor, Németh, Tamás, Fődi, Tamás, Kupai, József, Tóth, Tünde, Huszthy, Péter, Balogh, György Tibor

Journal:

Journal of Pharmaceutical and Biomedical Analysis

Year:

2015

Language:

english

File:

PDF, 1.17 MB

english, 2015

18

Synthesis of Racemic and Enantiomerically Enriched α-Oxyfunctionalized Benzocyclanones and Chromanones by Dimethyldioxirane and Dimethyldioxirane/Mn(III) Salen System.

Tamas Patonay, Jozsef Jekoe, Attila Kiss-Szikszai, Albert Levai

Journal:

Year:

2004

File:

PDF, 49 KB

2004

19

Enantioselective epoxidation of isoflavones by Jacobsen's Mn(III)salen catalysts and dimethyldioxirane oxygen-atom source

Waldemar Adam, Rainer T Fell, Albert Lévai, Tamás Patonay, Karl Peters, András Simon, Gábor Tóth

Journal:

Tetrahedron: Asymmetry

Year:

1998

Language:

english

File:

PDF, 162 KB

english, 1998

20

ChemInform Abstract: Reactivity of α-Arylidene Benzoheteracyclanone Dibromides Toward Azide Ion: An Effective Approach to 3-(α-Substituted-benzyl)chromones and -1-thiochromones.

Tamas Patonay, Zoltan Dinya, Albert Levai, Denes Molnar

Journal:

Year:

2001

File:

PDF, 37 KB

2001

21

Preparation and Studies of Chiral Stationary Phases Containing Enantiopure Acridino-18-Crown-6 Ether Selectors

Németh, Tamás, Lévai, Sándor, Kormos, Attila, Kupai, József, Tóth, Tünde, Balogh, György Tibor, Huszthy, Péter

Journal:

Year:

2014

Language:

english

File:

PDF, 318 KB

english, 2014

22

Production and Examination of Colour-Galvanized Steel Test Sheets by Modern Analytical Methods

Lévai, Gábor, Godzsák, Melinda, Ender, Alfred, Márkus, Róbert, Török, Tamas I.

Journal:

Materials Science Forum

Year:

2012

Language:

english

File:

PDF, 502 KB

english, 2012

23

ChemInform Abstract: Epoxidation of (Z)-3-Arylidene-1-thioflavanones.

Albert Levai, Gabor Toth, Jozsef Kovacs, Tamas Patonay, Erzsebet B. Vass

Journal:

Year:

2001

File:

PDF, 26 KB

2001

24

Dimethyldioxirane Oxidation of 3-Arylidenechromanones

Waldemar Adam, Judit Halász, Albert Lévai, Csaba Nemes, Tamás Patonay, Gábor Tóth

Journal:

European Journal of Organic Chemistry

Year:

1994

Language:

english

File:

PDF, 894 KB

english, 1994

25

Dioxirane oxidation of (Z)-1-thioaurones, (E)-3-arylidene-1-thiochroman-4-ones and (E)-3-arylidene-1-thioflavan-4-ones

Waldemar Adam, Dieter Golsch, Lazaros Hadjiarapoglou, Albert Lévai, Csaba Nemes, Tamás Patonay

Journal:

Year:

1994

Language:

english

File:

PDF, 493 KB

english, 1994

26

Reaction of E-2-arylidene-1-indanones, Z-aurones, Z-1-thioaurones and Z-2-arylidene-2,3-dihydro-1H-indol-3-ones with diazomethane

Albert Lévai, Tamás Patonay

Journal:

Journal of Heterocyclic Chemistry

Year:

1999

File:

PDF, 580 KB

1999

27

Editorial

Tamás S. Biró, Péter Lévai, Tamás Csörgö

Journal:

The European Physical Journal Special Topics

Year:

2008

Language:

english

File:

PDF, 160 KB

english, 2008

28

Epoxidation studies of 2-styrylchromones using jacobsen's catalyst and hydrogen peroxide and iodosylbenzene as oxidants

Clementina M. M. Santos, Artur M. S. Silva, José A. S. Cavaleiro, Tamás Patonay, Albert Lévai

Journal:

Journal of Heterocyclic Chemistry

Year:

2006

Language:

english

File:

PDF, 447 KB

english, 2006

29

Dioxirane oxidation of benzopyrans, benzothiopyrans, and related compounds

Albert Lévai, Waldemar Adam, Judit Halász, Csaba Nemes, Tamás Patonay, Gábor Tóth

Journal:

Chemistry of Heterocyclic Compounds

Year:

1995

Language:

english

File:

PDF, 286 KB

english, 1995

30

Synthesis of spiro-1-pyrazolines by the 1,3-dipolar cycloaddition of exocyclic α,β-unsaturated ketones with diazomethane

Artur M. S. Silva, José A. S. Cavaleiro, Albert Lévai, Tamás Patonay

Journal:

Journal of Heterocyclic Chemistry

Year:

1999

File:

PDF, 641 KB

1999

31

Synthesis of 4-Aryl-3-(2-chromonyl)-2-pyrazolines by the 1,3-dipolar cycloaddition of 2-styrylchromones with diazomethane

Diana C. G. A. Pinto, Artur M. S. Silva, Lúcia M. P. M. Almeida, José A. S. Cavaleiro, Albert Lévai, Tamás Patonay

Journal:

Journal of Heterocyclic Chemistry

Year:

1998

File:

PDF, 685 KB

1998

32

ChemInform Abstract: Improved Industrial Synthesis of Antidepressant Sertraline.

Krisztina Vukics, Tamas Fodor, Janos Fischer, Iren Fellegvari, Sandor Levai

Journal:

Year:

2002

File:

PDF, 28 KB

2002

33

Dimethyldioxirane oxidation of the epoxides of (Z)-3-arylidene-1-thioflavanones

Albert LÉvai, TamÁs Patonay, GÁbor TÓth, JÓzsef KovÁcs, JÓzsef Jekö

Journal:

Journal of Heterocyclic Chemistry

Year:

2002

Language:

english

File:

PDF, 45 KB

english, 2002

34

Synthesis of Racemic and Enantiomerically Enriched α-Oxyfunctionalized Benzocyclanones and Chromanones by Dimethyldioxirane and Dimethyldioxirane/Mn(III) salen System

Tamás Patonay, József Jekö, Attila Kiss-Szikszai, Albert Lévai

Journal:

Monatshefte für Chemie - Chemical Monthly

Year:

2004

Language:

english

File:

PDF, 240 KB

english, 2004

35

Asymmetric Weitz−Scheffer Epoxidation of Isoflavones with Hydroperoxides Mediated by Optically Active Phase-Transfer Catalysts

Adam, Waldemar, Rao, Paraselli Bheema, Degen, Hans-Georg, Levai, Albert, Patonay, Tamás, Saha-Möller, Chantu R.

Journal:

Journal of Organic Chemistry

Year:

2002

Language:

english

File:

PDF, 79 KB

english, 2002

36

Bromination and Azidation Reactions of 2-Styrylchromones. New Syntheses of 4(5)-Aryl-5(4)-(2-chromonyl)-1,2,3-triazoles

Artur M. S. Silva, Judite S. Vieira, Cristela M. Brito, José A. S. Cavaleiro, Tamás Patonay, Albert Lévai, José Elguero

Journal:

Monatshefte für Chemie - Chemical Monthly

Year:

2004

Language:

english

File:

PDF, 328 KB

english, 2004

37

The Price for Programmability in the Software Data Plane: The Vendor Perspective

Levai, Tamas, Pongracz, Gergely, Megyesi, Peter, Voros, Peter, Laki, Sandor, Nemeth, Felician, Retvari, Gabor

Journal:

IEEE Journal on Selected Areas in Communications

Year:

2018

Language:

english

File:

PDF, 2.65 MB

english, 2018

38

Highly diastereoselective Michael reaction under solvent-free conditions using microwaves: conjugate addition of flavanone to its chalcone precursor

Tamás Patonay, Rajender S Varma, András Vass, Albert Lévai, József Dudás

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 116 KB

english, 2001

39

Ti oxidation states in Zn(Ti) coating of hot-dip galvanized steels

Takáts, Viktor, Hakl, József, Csik, Attila, Bereczki, Helga F., Lévai, Gábor, Godzsák, Melinda, Török, Tamás I., Kaptay, George, Vad, Kálmán

Journal:

Surface and Coatings Technology

Year:

2017

Language:

english

File:

PDF, 1.56 MB

english, 2017

40

Facile Synthesis of Tetrazolylchromonoids and Related Compounds

Tamás Patonay, Albert Lévai

Journal:

Archiv der Pharmazie

Year:

1994

Language:

english

File:

PDF, 360 KB

english, 1994

41

Dimethyldioxirane Oxidation of (E,E)-Cinnamylideneacetophenones

Albert Lévai, Artur M. S. Silva, José A. S. Cavaleiro, Tamás Patonay, Vera L. M. Silva

Journal:

European Journal of Organic Chemistry

Year:

2001

Language:

english

File:

PDF, 302 KB

english, 2001

42

Electron ionization mass spectrometry of spiroepoxides generated from E-3-arylideneflavanones

Miklós Lipták, Zoltán Dinya, Csaba Nemes, Albert Lévai, Tamás Patonay, Karoly Vékey

Journal:

Rapid Communications in Mass Spectrometry

Year:

1993

Language:

english

File:

PDF, 249 KB

english, 1993

43

Chemo- and Diastereoselectivity in the Dimethyldioxirane Oxidation of 2,3-Dihydro-4 H -1-benzothiopyran-4-ones and 4 H -1-Benzothiopyran-4-ones. Unusual Reactivity of 4 H -1-Benzothiopyran-4-one 1-Oxides 1

Patonay, Tamás, Adam, Waldemar, Lévai, Albert, Kövér, Péter, Németh, Márta, Peters, Eva-Maria, Peters, Karl

Journal:

Journal of Organic Chemistry

Year:

2001

Language:

english

File:

PDF, 83 KB

english, 2001

44

Bromination and Azidation Reactions of 2-Styrylchromones. New Syntheses of 4(5)-Aryl-5(4)-(2-chromonyl)-1,2,3-triazoles.

Artur M. S. Silva, Judite S. Vieira, Cristela M. Brito, Jose A. S. Cavaleiro, Tamas Patonay, Albert Levai, Jose Elguero

Journal:

Year:

2004

File:

PDF, 108 KB

2004

45

Epoxidation of (E,E)-Cinnamylideneacetophenones with Hydrogen Peroxide and Iodosylbenzene with Salen-MnIII as the Catalyst

Clementina M. M. Santos, Artur M. S. Silva, José A. S. Cavaleiro, Albert Lévai, Tamás Patonay

Journal:

European Journal of Organic Chemistry

Year:

2007

Language:

english

File:

PDF, 201 KB

english, 2007

46

Enantioselective synthesis and chiroptical properties of optically active isoflavone epoxides

Albert Lévai, Waldemar Adam, Rainer T. Fell, Ralph Gessner, Tamás Patonay, András Simon, Gábor Tóth

Journal:

Year:

1998

Language:

english

File:

PDF, 537 KB

english, 1998

47

DEHYDROGENATION BY IODINE/DIMETHYLSULFOXIDE SYSTEM: A GENERAL ROUTE TO SUBSTITUTED CHROMONES AND THIOCHROMONES

Patonay, Tamäs, Cavaleiro, Jose A.S., Lévai, Albert, Silva, Artur M.S.

Journal:

Heterocyclic Communications

Year:

1997

Language:

english

File:

PDF, 1.10 MB

english, 1997

48

[ACM Press the 1st ACM SIGCOMM Symposium - Santa Clara, California (2015.06.17-2015.06.18)] Proceedings of the 1st ACM SIGCOMM Symposium on Software Defined Networking Research - SOSR '15 - One tool to rule them all

Pelle, István, Lévai, Tamás, Németh, Felicián, Gulyás, András

Year:

2015

Language:

english

File:

PDF, 332 KB

english, 2015

49

ChemInform Abstract: A Comparative Study of the Epoxidation of 2-Substituted Isoflavones by Dimethyldioxirane, Sodium Hypochlorite, and Alkaline Hydrogen Peroxide (Weitz—Scheffer Reaction).

Albert Levai, Tamas Patonay, Andrea Szekely, Erzsebet B. Vass, Waldemar Adam

Journal:

Year:

2001

File:

PDF, 35 KB

2001

50

ChemInform Abstract: Dimethyldioxirane Oxidation of (E,E)-Cinnamylideneacetophenones.

Albert Levai, Artur M. S. Silva, Jose A. S. Cavaleiro, Tamas Patonay, Vera L. M. Silva

Journal:

Year:

2002

Language:

english

File:

PDF, 32 KB

english, 2002

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