Hajos, Gyorgy: search on Z-Library

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1

Formation of a new ring system: Tetrazolo[5,1-f][1,2]azaborinin

Daniella Takács, Péter Király, Ildikó Nagy, Petra Bombicz, Orsolya Egyed, Zsuzsanna Riedl, György Hajós

Journal:

Journal of Organometallic Chemistry

Year:

2010

Language:

english

File:

PDF, 431 KB

english, 2010

2

ChemInform Abstract: Hetaryldienes: Promising Building Blocks to New Polyhetaryl Derivatives

Gyorgy Hajos, Andras Kotschy

Journal:

Year:

1999

File:

PDF, 24 KB

1999

3

Selective ring opening of linearly and angularly fused triazolium salts

András Kotschy, György Hajós, András Messmer, Gurnos Jones

Journal:

Year:

1996

Language:

english

File:

PDF, 694 KB

english, 1996

4

Synthesis of new pyridazino[4,5-c]isoquinolinones by Suzuki cross-coupling reaction

Zsuzsanna Riedl, Bert U.W Maes, Katrien Monsieurs, Guy L.F Lemière, Péter Mátyus, György Hajós

Journal:

Year:

2002

Language:

english

File:

PDF, 120 KB

english, 2002

5

In vitro and ex vivo activity of thioridazine derivatives against Mycobacterium tuberculosis

Marta Martins, Zsuzsanna Schelz, Ana Martins, Joseph Molnar, Gyorgy Hajös, Zsuzsanna Riedl, Miguel Viveiros, Ismail Yalcin, Esin Aki-Sener, Leonard Amaral

Journal:

International Journal of Antimicrobial Agents

Year:

2007

Language:

english

File:

PDF, 130 KB

english, 2007

6

Structure Elucidation, Regioselective Alkylation, and Ring-Opening of 2-Phenyl-3H-pyridazino[6,1-b]quinazoline-3,10(5H)-dione

Dorottya Csányi, György Hajós, Géza Timári, Zsuzsanna Riedl, András Kotschy, Thomas Kappe, László Párkányi, Orsolya Egyed, Mária Kajtár-Peredy, Sándor Holly

Journal:

European Journal of Organic Chemistry

Year:

2002

Language:

english

File:

PDF, 512 KB

english, 2002

7

First Suzuki–Miyaura type cross-coupling of ortho-azidobromobenzene with arylboronic acids and its application to the synthesis of fused aromatic indole-heterocycles

Marc Pudlo, Dorottya Csányi, Fabien Moreau, György Hajós, Zsuzsanna Riedl, Janos Sapi

Journal:

Year:

2007

Language:

english

File:

PDF, 604 KB

english, 2007

8

Synthesis of the benzo-β-carboline isoneocryptolepine: the missing indoloquinoline isomer in the alkaloid series cryptolepine, neocryptolepine and isocryptolepine

Steven Hostyn, Bert U.W. Maes, Luc Pieters, Guy L.F. Lemière, Péter Mátyus, György Hajós, Roger A. Dommisse

Journal:

Year:

2005

Language:

english

File:

PDF, 252 KB

english, 2005

9

A new synthesis of the linearly fused [1,2,4]triazolo[1,5-b]isoquinoline ring. Observation of an unexpected Dimroth rearrangement

László Filák, Zsuzsanna Riedl, Orsolya Egyed, Mátyás Czugler, Cuong N. Hoang, Joachim G. Schantl, György Hajós

Journal:

Year:

2008

Language:

english

File:

PDF, 607 KB

english, 2008

10

Synthesis and ring transformation of novel tetracyclic fused as-triazines

Zsuzsanna Riedl, György Hajós, Gert Kollenz, Heinz Sterk, András Messmer

Journal:

Monatshefte für Chemie - Chemical Monthly

Year:

1992

Language:

english

File:

PDF, 658 KB

english, 1992

11

Recent Advances in the Area of Pyridodiazinium Systems Containing Bridgehead-Nitrogen Atom

Journal:

Current Organic Chemistry

Year:

2006

Language:

english

File:

PDF, 116 KB

english, 2006

12

A Convenient Synthesis of Two New Indoloquinoline Alkaloids

Timári, Géza, Soós, Tibor, Hajós, György

Journal:

Year:

1997

File:

PDF, 167 KB

1997

13

A különböző szilikonbevonatú polipropilén hálók szöveti integrációja

Takács, Ildikó, Horváth, Szabolcs, Balatonyi, Borbála, Jávor, Szaniszló, Molnár, Ágnes, Gáspár, Sarolta, Hajós, Rebeka, Meczker, Ágnes, Lantos, János, Rőth, Erzsébet, Wéber, György

Journal:

Magyar Sebészet (Hungarian Journal of Surgery)

Year:

2010

Language:

hungarian

File:

PDF, 722 KB

hungarian, 2010

14

Synthesis and Methylation of Two Differently Fused Benzologs of Pyrido[1,2-b]pyridazinium-4-olate

Géza Tímári, György Hajós, Sándor Bátori, András Messmer

Journal:

European Journal of Inorganic Chemistry

Year:

1992

Language:

english

File:

PDF, 410 KB

english, 1992

15

Comprehensive Heterocyclic Chemistry II || Bicyclic 5-6 Systems with One Ring Junction Nitrogen Atom: Three Extra Heteroatoms 1:2

Hajós, György

Year:

1996

Language:

english

File:

PDF, 1.82 MB

english, 1996

16

Comprehensive Heterocyclic Chemistry II || Bicyclic 5-6 Systems with One Ring Junction Nitrogen Atom: Three Extra Heteroatoms 3:0

Hajós, György

Year:

1996

Language:

english

File:

PDF, 652 KB

english, 1996

17

Unexpected Ring Transformation to Pyrrolo[3.2- b ]pyridine Derivatives. Fused Azolium Salts. 22 ‡

Riedl, Zsuzsanna, Kövér, Péter, Soós, Tibor, Hajós, György, Egyed, Orsolya, Fábián, László, Messmer, András

Journal:

Journal of Organic Chemistry

Year:

2003

Language:

english

File:

PDF, 179 KB

english, 2003

18

Formation of new pyridyl substituted enamines. Observation of a diaza-Cope rearrangement

Roberta Palkó, Orsolya Egyed, Petra Bombicz, Zsuzsanna Riedl, György Hajós

Journal:

Year:

2008

Language:

english

File:

PDF, 498 KB

english, 2008

19

Synthesis and transformations of tetrazolylacroleins

Ildikó Nagy, Dénes Kónya, Zsuzsanna Riedl, András Kotschy, Géza Timári, András Messmer, György Hajós

Journal:

Year:

2003

Language:

english

File:

PDF, 137 KB

english, 2003

20

Stereoelectronic control in ring opening of bridge-head nitrogen containing fused azolium salts

András Messner, György Hajós, Géza Tímári

Journal:

Year:

1992

Language:

english

File:

PDF, 569 KB

english, 1992

21

Ring opening of [1,2,3]triazolo[1,5-a]pyrazinium salts: Synthesis and some transformations of a novel type of 2-aza-1,3-butadienes

Mariann Béres, György Hajós, Zsuzsanna Riedl, Géza Timári, András Messmer, Sándor Holly, Joachim G. Schantl

Journal:

Year:

1997

Language:

english

File:

PDF, 381 KB

english, 1997

22

Selective ring closure to substituted pyrido[1,2-b]-as-triazinium salt

György Hajós, Zsuzsanna Riedl, Eszter Gács-Baitz, Messmer András

Journal:

Year:

1992

Language:

english

File:

PDF, 405 KB

english, 1992

23

Flash vacuum pyrolysis (F.V.P.) of 1,2,4-benzotriazine derivatives

Zsuzsanna Riedl, György Hajós, Walter J Peláez, Ioulia T Gafarova, Elizabeth L Moyano, Gloria I Yranzo

Journal:

Year:

2003

Language:

english

File:

PDF, 157 KB

english, 2003

24

A straightforward synthesis of indazolo[3,2-a]isoquinolin-6-amines

Balog, József, Riedl, Zsuzsanna, Hajós, György

Journal:

Tetrahedron Letters

Year:

2013

Language:

english

File:

PDF, 537 KB

english, 2013

25

Comprehensive Heterocyclic Chemistry II || Bicyclic 5-6 Systems with One Ring Junction Nitrogen Atom: Three Extra Heteroatoms 2:1

Hajós, György

Year:

1996

Language:

english

File:

PDF, 1.09 MB

english, 1996

26

Synthesis, alkylation and ring opening of two differently fused pyridoquinazolones

Géza Timári, György Hajós, András Messmer

Journal:

Journal of Heterocyclic Chemistry

Year:

1990

File:

PDF, 366 KB

1990

27

Ellipticine analogues and related compounds as inhibitors of reverse transcriptase and as inhibitors of the efflux pump

Derek Sharples, György Hajós, Zsuzsanna Riedl, Dorottya Csányi, József Molnár, Diana Szabó

Journal:

Archiv der Pharmazie

Year:

2001

Language:

english

File:

PDF, 100 KB

english, 2001

28

Immuno-Regulating Peptides, I. Synthesis and Structure-Activity Relationships of Thymopentin Analogs

KISFALUDY, Lajos, NYÉKI, Olga, SCHŐN, István, DÉNES, László, EMBER, Júlia, SZPORNY, László, HAJÓS, György, SZENDE, Béla

Journal:

Hoppe-Seyler's Zeitschrift für physiologische Chemie

Year:

1983

Language:

english

File:

PDF, 1.11 MB

english, 1983

29

Synthesis of novel 1-methyl-1H-pyridazino[3,4-b]indoles

Zsuzsanna Riedl, Katrien Monsieurs, Gábor Krajsovszky, Petra Dunkel, Bert U.W. Maes, Pál Tapolcsányi, Orsolya Egyed, Sándor Boros, Péter Mátyus, Luc Pieters, Guy L.F. Lemière, György Hajós

Journal:

Year:

2006

Language:

english

File:

PDF, 274 KB

english, 2006

30

Synthesis and Transformations of Novel Benzo[c]furans

Hajós, György, Riedl, Zsuzsanna, Sólyom, Sándor, Pallagi, István, András Rokob, Tibor, Egyed, Orsolya, Palkó, Roberta

Journal:

Year:

2011

Language:

english

File:

PDF, 1.28 MB

english, 2011

31

ChemInform Abstract: Synthesis and Reactivity of Linearly Fused Isoquinolines and Isoquinolinium Salts with Bridge-Head Nitrogen Atom

Gyorgy Hajos, Zsuzsanna Riedl

Journal:

Year:

2000

File:

PDF, 25 KB

2000

32

Synthesis of the dibenzo[f,h]phthalazine and dibenzo[f,h]cinnoline skeleton via a ‘Suzuki–Pd-catalyzed intramolecular arylation’ and a ‘Suzuki–Pschorr’ approach

Pál Tapolcsányi, Bert U.W Maes, Katrien Monsieurs, Guy L.F Lemière, Zsuzsanna Riedl, György Hajós, Bart Van den Driessche, Roger A Dommisse, Péter Mátyus

Journal:

Year:

2003

Language:

english

File:

PDF, 222 KB

english, 2003

33

Straightforward synthesis of 11H-indolo[3,2-c]isoquinoline and benzofuro[3,2-c]isoquinoline by ring transformation

Mariann Béres, Géza Timári, György Hajós

Journal:

Tetrahedron Letters

Year:

2002

Language:

english

File:

PDF, 116 KB

english, 2002

34

Direct arylation of tetrazolo[1,5-a]pyridine and its benzenologues

András Messmer, György Hajós, Judit Fleischer, Mátyás Czugler

Journal:

Monatshefte für Chemie - Chemical Monthly

Year:

1985

Language:

english

File:

PDF, 228 KB

english, 1985

35

New approach for the synthesis of 3H-pyrrolo[2,3-c]isoquinoline derivatives

Bharat Dixit, József Balog, Zsuzsanna Riedl, László Drahos, György Hajós

Journal:

Year:

2012

Language:

english

File:

PDF, 323 KB

english, 2012

36

New fluorescent isoquinoline derivatives

József Balog, Zsuzsanna Riedl, György Hajós, Zsombor Miskolczy, László Biczók

Journal:

Tetrahedron Letters

Year:

2011

Language:

english

File:

PDF, 353 KB

english, 2011

37

Classical Retention Mechanism in Ion Exchange Chromatography. Theory and Experiment

Fóti, György, Révész, Gabriella, Hajós, Péter, Pellaton, Gabrielle, sz. Kováts, Ervin

Journal:

Analytical Chemistry

Year:

1996

Language:

english

File:

PDF, 342 KB

english, 1996

38

Cyclizations to new azolopyridazines and related ring systems

György Hajós, Zsuzsanna Riedl, Péter Mátyus, Bert U.W. Maes, Guy L.F. Lemière

Journal:

Journal of Heterocyclic Chemistry

Year:

2005

Language:

english

File:

PDF, 113 KB

english, 2005

39

Synthesis of 4-aryl-5-hydroxy- and 5-aryl-4-hydroxypyridazin-3(2H)-ones and their use in the preparation of 4,5-diarylpyridazin-3(2H)-ones and hitherto unknown isochromeno[3,4-d]pyridazinediones

Bert U.W Maes, Katrien Monsieurs, Kristof T.J Loones, Guy L.F Lemière, Roger Dommisse, Péter Mátyus, Zsuzsanna Riedl, György Hajós

Journal:

Year:

2002

Language:

english

File:

PDF, 262 KB

english, 2002

40

Synthesis and selective reactions of v-triazolo-[1,5-b]pyridazinium salts with nucleophiles. A facile access to functionalized ethenyl-1,2,3-triazoles

Zsuzsanna Riedl, György Hajós, András Messmer, Gert Kollenz

Journal:

Journal of Heterocyclic Chemistry

Year:

1993

File:

PDF, 381 KB

1993

41

Meet Our Editorial Board Member:

Journal:

Current Organic Chemistry

Year:

2015

Language:

english

File:

PDF, 97 KB

english, 2015

42

Recent Advances in Ring Transformations of Five-Membered Heterocycles and Their Fused Derivatives

György Hajós, Zsuzsanna Riedl, Gert Kollenz

Journal:

European Journal of Organic Chemistry

Year:

2001

Language:

english

File:

PDF, 588 KB

english, 2001

43

Unexpected valence bond isomerization of [1,2,4]triazolo[3,4-c][1,2,4]benzotriazines under flash vacuum pyrolytic (fvp) conditions

Walter J. Peláez, Gloria I. Yranzo, Csilla Gróf, Zsuzsanna Riedl, György Hajós

Journal:

Year:

2005

Language:

english

File:

PDF, 326 KB

english, 2005

44

A concise synthesis of furostifoline

Tibor Soós, Géza Timári, György Hajós

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 130 KB

english, 1999

45

Flash vacuum pyrolysis of azolylacroleins and azolylbutadienes

Paola L. Lucero, Walter J. Peláez, Zsuzsanna Riedl, György Hajós, Elizabeth L. Moyano, Gloria I. Yranzo

Journal:

Year:

2012

Language:

english

File:

PDF, 443 KB

english, 2012

46

Synthesis of Azinylvinylpyridazines: A General Note on the Isomerization of Hetaryldienamines †

Kotschy, András, Hajós, György, Timári, G., Messmer, András

Journal:

Journal of Organic Chemistry

Year:

1996

Language:

english

File:

PDF, 196 KB

english, 1996

47

Unusual conversions of a zwitterionic polyfused triazine with electron-deficient dienophiles

Riedl, Zsuzsanna, Hajós, György, Messmer, András, Rockenbauer, Antal, Korecz, László, Kollenz, Gert, Fabian, Walter M. F., Peters, Karl, Peters, Eva-Maria

Journal:

Chemical Communications

Year:

1997

Language:

english

File:

PDF, 87 KB

english, 1997

48

Transformation of Zwitterionic Pyridine Derivatives to a Spiro-Fused Ring System: Azoniabenzo[ de ]fluorine. Synthesis and Mechanistic Rationalization

Palkó, Roberta, Egyed, Orsolya, Rokob, Tibor András, Bombicz, Petra, Riedl, Zsuzsanna, Hajós, György

Journal:

Journal of Organic Chemistry

Year:

2015

Language:

english

File:

PDF, 683 KB

english, 2015

49

"IONIC DIELS-ALDER" REACTION OF ΗETARYLDIENAMINES

Kotschy, András, Hajós, György, Timári, Géza, Messmer, András, Schantl, Joachim G.

Journal:

Heterocyclic Communications

Year:

1997

Language:

english

File:

PDF, 236 KB

english, 1997

50

Rearrangement of Aryl- and Benzylthiopyridinium Imides with Participation of a Methyl Substituent

Palkó, Roberta, Egyed, Orsolya, Riedl, Zsuzsanna, Rokob, Tibor András, Hajós, György

Journal:

Journal of Organic Chemistry

Year:

2011

Language:

english

File:

PDF, 326 KB

english, 2011

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