IstvÁn Greiner: search on Z-Library

The world's largest scientific articles store. 70,000,000+ articles for free.

Don't use scam websites

1

A useful acylation method using trichloroacetonitrile and triphenylphosphine for solid phase organic synthesis

István Vágó, István Greiner

Journal:

Tetrahedron Letters

Year:

2002

Language:

english

File:

PDF, 62 KB

english, 2002

2

Kynurenic acid amides as novel NR2B selective NMDA receptor antagonists

István Borza, Sándor Kolok, Kornél Galgóczy, Anikó Gere, Csilla Horváth, Sándor Farkas, István Greiner, György Domány

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2007

Language:

english

File:

PDF, 133 KB

english, 2007

3

Green Chemical Synthesis of Bisphosphonic/Dronic Acid Derivatives

Keglevich, György, Grün, Alajos, Kovács, Rita, Garadnay, Sándor, Greiner, István

Journal:

Phosphorus Sulfur and Silicon and the Related Elements

Year:

2015

Language:

english

File:

PDF, 118 KB

english, 2015

4

The route from problem to solution in multistep continuous flow synthesis of pharmaceutical compounds

Bana, Péter, Örkényi, Róbert, Lövei, Klára, Lakó, Ágnes, Túrós, György István, Éles, János, Faigl, Ferenc, Greiner, István

Journal:

Bioorganic & Medicinal Chemistry

Year:

2016

Language:

english

File:

PDF, 932 KB

english, 2016

5

Synthesis of Urea Derivatives in Two Sequential Continuous-Flow Reactors

Bana, Péter, Lakó, Ágnes, Kiss, Nóra Zsuzsa, Béni, Zoltán, Szigetvári, Áron, Kóti, János, Túrós, György István, Éles, János, Greiner, István

Journal:

Organic Process Research & Development

Year:

2017

Language:

english

File:

PDF, 575 KB

english, 2017

6

ChemInform Abstract: Synthesis of Vinca Alkaloids and Related Compounds. Part 94. Epimerization of Compounds with Aspidospermane and D-Secoaspidospermane Skeleton.

Gyoergy Kalaus, Imre Juhasz, Janos Eles, Istvan Greiner, Maria Kajtar-Peredy, Janos Brlik, Lajos Szabo, Csaba Szantay

Journal:

Year:

2000

File:

PDF, 35 KB

2000

7

ChemInform Abstract: Synthesis of Vinca Alkaloids and Related Compounds. Part 95. Attempted Build-Up of the Aspidospermidine Skeleton by [4 + 2] Cycloaddition. Some Unexpected Reactions, and Formation of a New Ring System.

Istvan Vago, Gyoergy Kalaus, Istvan Greiner, Maria Kajtar-Peredy, Janos Brlik, Lajos Szabo, Csaba Szantay

Journal:

Year:

2001

File:

PDF, 33 KB

2001

8

Synthesis of Vinca Alkaloids and Related Compounds. Part 98. Oxidation with Dimethyldioxirane of Compounds Containing the Aspidospermane and Quebrachamine Ring System. A Simple Synthesis of (7S,20S)-(+)-Rhazidigenine and (2R,7S,20S)-(+)-Rhazidine.

Janos Eles, Gyoergy Kalaus, Albert Levai, Istvan Greiner, Maria Kajtar-Peredy, Pal Szabo, Lajos Szabo, Csaba Szantay

Journal:

Year:

2002

File:

PDF, 32 KB

2002

9

ChemInform Abstract: Green Chemical Approaches and Tools in the Development of Environmentally Friendly Synthetic Methods

Gyorgy Keglevich, Andrea Kerenyi, Melinda Sipos, Viktoria Ujj, Attila Mako, Istvan Csontos, Tibor Novak, Peter Bako, Istvan Greiner

Journal:

Year:

2009

File:

PDF, 15 KB

2009

10

ChemInform Abstract: Synthesis of α-Hydroxy-methylenebisphosphonates by the Microwave-Assisted Reaction of α-Oxophosphonates and Dialkyl Phosphites under Solventless Conditions.

Alajos Gruen, Istvan Gabor Molnar, Bela Bertok, Istvan Greiner, Gyoergy Keglevich

Journal:

Year:

2010

File:

PDF, 26 KB

2010

11

ChemInform Abstract: The Role of Phase Transfer Catalysis in the Microwave-Assisted N-Benzylation of Amides, Imides and N-Heterocycles.

Istvan Greiner, Fanni Daruny Sypaseuth, Alajos Gruen, Eva Karsai, Gyoergy Keglevich

Journal:

Year:

2010

File:

PDF, 38 KB

2010

12

ChemInform Abstract: Heterogeneous Phase Alkylation of Phenols Making Use of Phase Transfer Catalysis and Microwave Irradiation.

Gyoergy Keglevich, Erika Balint, Eva Karsai, Judit Varga, Alajos Gruen, Maria Balint, Istvan Greiner

Journal:

Year:

2010

File:

PDF, 33 KB

2010

13

ChemInform Abstract: Solid—Liquid Two-Phase Alkylation of Tetraethyl Methylenebisphosphonate Under Microwave Irradiation.

Istvan Greiner, Alajos Gruen, Krisztina Ludanyi, Gyoergy Keglevich

Journal:

Year:

2011

File:

PDF, 28 KB

2011

14

ChemInform Abstract: Microwave-Assisted Alkylation of Phenols by Quaternary Onium Salts.

Erika Balint, Istvan Greiner, Gyoergy Keglevich

Journal:

Year:

2011

File:

PDF, 27 KB

2011

15

ChemInform Abstract: Solid—Liquid Phase Alkylation of P=O-Functionalized CH Acidic Compounds Utilizing Phase Transfer Catalysis and Microwave Irradiation.

Gyoergy Keglevich, Alajos Gruen, Zsofia Blastik, Istvan Greiner

Journal:

Year:

2011

File:

PDF, 33 KB

2011

16

ChemInform Abstract: Phenyl-, Benzyl-, and Unsymmetrical Hydroxy-Methylenebisphosphonates as Dronic Acid Ester Analogues from α-Oxophosphonates by Microwave-Assisted Syntheses.

Gyoergy Keglevich, Alajos Gruen, Istvan Gabor Molnar, Istvan Greiner

Journal:

Year:

2012

File:

PDF, 43 KB

2012

17

Synthesis of 2-phosphinoxidomethyl- and 2-phosphonomethyl glutaric acid derivatives

Kálmán Harsányi, György Domány, István Greiner, Henrietta Forintos, György Keglevich

Journal:

Heteroatom Chemistry

Year:

2005

Language:

english

File:

PDF, 72 KB

english, 2005

18

A study on the michael addition of dialkylphosphites to methylvinylketone

György Keglevich, Melinda Sipos, Daniella Takács, István Greiner

Journal:

Heteroatom Chemistry

Year:

2007

Language:

english

File:

PDF, 128 KB

english, 2007

19

Synthesis of cyclic aminomethylphosphonates and aminomethyl-arylphosphinic acids by an efficient microwave-mediated phospha-mannich approach

György Keglevich, Anna Szekrényi, Melinda Sipos, Krisztina Ludányi, István Greiner

Journal:

Heteroatom Chemistry

Year:

2008

Language:

english

File:

PDF, 124 KB

english, 2008

20

Synthesis of α-hydroxy-methylenebisphos-phonates by the microwave-assisted reaction of α-oxophosphonates and dialkyl phosphites under solventless conditions

Alajos Grün, István Gábor Molnár, Béla Bertók, István Greiner, György Keglevich

Journal:

Heteroatom Chemistry

Year:

2009

Language:

english

File:

PDF, 84 KB

english, 2009

21

Solid–liquid two-phase alkylation of tetraethyl methylenebisphosphonate under microwave irradiation

István Greiner, Alajos Grün, Krisztina Ludányi, György Keglevich

Journal:

Heteroatom Chemistry

Year:

2011

Language:

english

File:

PDF, 72 KB

english, 2011

22

Solid–liquid phase alkylation of P=O–functionalized CH acidic compounds utilizing phase transfer catalysis and microwave irradiation

György Keglevich, Alajos Grün, Zsófia Blastik, István Greiner

Journal:

Heteroatom Chemistry

Year:

2011

Language:

english

File:

PDF, 92 KB

english, 2011

23

Phenyl-, benzyl-, and unsymmetrical hydroxy-methylenebisphosphonates as dronic acid ester analogues from α-oxophosphonates by microwave-assisted syntheses

György Keglevich, Alajos Grün, István Gábor Molnár, István Greiner

Journal:

Heteroatom Chemistry

Year:

2011

Language:

english

File:

PDF, 115 KB

english, 2011

24

Synthesis of vinca alkaloids and related compounds part 94. Epimerization of compounds with aspidospermane and D-secoaspidospermane skeleton

György Kalaus, Lajos Szabó, János Éles, Csaba Szántay, Imre Juhász, IstvÁn Greiner, János Brlik, Mária Kajtár-Peredy

Journal:

Journal of Heterocyclic Chemistry

Year:

2000

File:

PDF, 562 KB

2000

25

Synthesis of vinca alakaloids and realated compounds 98. Oxidation with dimethyldioxirane of compounds containing the aspidospermane and quebrachamine ring system. A simple synthesis of (7S,20S)-(+)-rhazidigenine and (2R,7S,20S)-(+)-rhazidine

János Éles, György Kalaus, Lajos SzabÓ, Albert LÉvai, IstvÁn Greiner, MÁria KajtÁr-Peredy, PÁl SzabÓ, Csaba SzÁntay

Journal:

Journal of Heterocyclic Chemistry

Year:

2002

Language:

english

File:

PDF, 62 KB

english, 2002

26

Synthesis of vinca alkaloids and related compounds, 73. Synthesis and ring transformations of deethylaspidospermane derivatives. Synthesis of (±)-20-deethyl-3-oxotabersonine

György Kalaus, Imre Juhász, István Greiner, Mária Kajtár-Peredy, János Brlik, Lajos Szabó, Csaba Szántay

Journal:

European Journal of Organic Chemistry

Year:

1995

Language:

english

File:

PDF, 823 KB

english, 1995

27

Analog of the Peierls-type phase transition in nuclear matter

István Lovas, Lívia Molnár, Kornél Sailer, Walter Greiner

Journal:

Physics Letters B

Year:

1994

Language:

english

File:

PDF, 212 KB

english, 1994

28

Synthesis and neuropharmacological evaluation of 2-aryl- and alkylapomorphines

Attila Sipos, Béla Kiss, Éva Schmidt, István Greiner, Sándor Berényi

Journal:

Bioorganic & Medicinal Chemistry

Year:

2008

Language:

english

File:

PDF, 170 KB

english, 2008

29

Solid-phase synthesis of an N-(phenylalkyl)cinnamide library via Horner–Wadsworth–Emmons reaction

Csaba Wéber, Attila Bielik, Györgyi I. Szendrei, György M. Keserû, István Greiner

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2004

Language:

english

File:

PDF, 139 KB

english, 2004

30

Novel sulfonamides having dual dopamine D2 and D3 receptor affinity show in vivo antipsychotic efficacy with beneficial cognitive and EPS profile

Éva Ágai-Csongor, Katalin Nógrádi, János Galambos, István Vágó, Attila Bielik, Ildikó Magdó, Györgyi Ignácz-Szendrei, György Miklós Keserű, István Greiner, István Laszlovszky, Éva Schmidt, Béla Kiss,

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2007

Language:

english

File:

PDF, 287 KB

english, 2007

31

Hit-to-lead optimization of disubstituted oxadiazoles and tetrazoles as mGluR5 NAMs

Gábor Wágner, Csaba Wéber, Olga Nyéki, Katalin Nógrádi, Attila Bielik, László Molnár, Amrita Bobok, Attila Horváth, Béla Kiss, Sándor Kolok, József Nagy, Dalma Kurkó, Krisztina Gál, István Greiner, Zs

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2010

Language:

english

File:

PDF, 334 KB

english, 2010

32

Corrigendum to “Hit-to-lead optimization of disubstituted oxadiazoles and tetrazoles as mGluR5 NAMs” [Bioorg. Med. Chem. Lett. 20 (2010) 3737–3741]

Gábor Wágner, Csaba Wéber, Olga Nyéki, Katalin Nógrádi, Attila Bielik, László Molnár, Amrita Bobok, Attila Horváth, Béla Kiss, Sándor Kolok, József Nagy, Dalma Kurkó, Krisztina Gál, István Greiner, Zs

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2011

Language:

english

File:

PDF, 220 KB

english, 2011

33

Solid-phase synthesis of 6-hydroxy-2,4-diaminoquinazolines

Csaba Wéber, Attila Bielik, Ádám Demeter, István Borza, Györgyi I. Szendrei, György M. Keserű, István Greiner

Journal:

Year:

2005

Language:

english

File:

PDF, 186 KB

english, 2005

34

An efficient solid-phase synthesis of 2-alkyl-4,6-diaminopyrimidines and 2,4,6-triaminopyrimidines

Csaba Wéber, Ádám Demeter, István Greiner

Journal:

Year:

2006

Language:

english

File:

PDF, 197 KB

english, 2006

35

Synthesis of vinca alkaloids and related compounds. Part 105: Efficient convergent synthetic pathway to the ibophyllidine skeleton and synthesis of (±)-19-hydroxy-ibophyllidine and (±)-19-hydroxy-20-epiibophyllidine

Flórián Tóth, György Kalaus, István Greiner, Mária Kajtár-Peredy, Ágnes Gömöry, László Hazai, Csaba Szántay

Journal:

Year:

2006

Language:

english

File:

PDF, 184 KB

english, 2006

36

Synthesis of vinca alkaloids and related compounds. Part 108: Efficient convergent synthetic pathway to the ibophyllidine skeleton IV. First synthesis of (±)-18-hydroxy-20-epiibophyllidine

Flórián Tóth, György Kalaus, Vajk Dániel Horváth, István Greiner, Mária Kajtár-Peredy, Ágnes Gömöry, László Hazai, Csaba Szántay

Journal:

Year:

2007

Language:

english

File:

PDF, 152 KB

english, 2007

37

Synthesis of vinca alkaloids and related compounds. Part 110: A new synthetic method for the preparation of pandoline-type alkaloid-like molecules

Flórián Tóth, Julianna Oláh, György Kalaus, István Greiner, Áron Szőllősy, Ágnes Gömöry, László Hazai, Csaba Szántay

Journal:

Year:

2008

Language:

english

File:

PDF, 708 KB

english, 2008

38

Optimized synthesis of N-heterocyclic dronic acids; closing a black-box era

György Keglevich, Alajos Grün, Klára Aradi, Sándor Garadnay, István Greiner

Journal:

Tetrahedron Letters

Year:

2011

Language:

english

File:

PDF, 211 KB

english, 2011

39

Synthesis of vinca alkaloids and related compounds. Part 101: A new convergent synthetic pathway to build up the aspidospermane skeleton. Simple synthesis of 3-oxovincadifformine and 3-oxominovincine. Attempts to produce 15β-hydroxyvincadifformine

János Éles, György Kalaus, István Greiner, Mária Kajtár-Peredy, Pál Szabó, Lajos Szabó, Csaba Szántay

Journal:

Year:

2002

Language:

english

File:

PDF, 213 KB

english, 2002

40

Synthesis of vinca alkaloids and related compounds. Part 102: Simple synthesis and ring transformation of (±)-minovincine. First synthesis of (±)-vincaminine

György Kalaus, László Léder, István Greiner, Mária Kajtár-Peredy, Károly Vékey, Lajos Szabó, Csaba Szántay

Journal:

Year:

2003

Language:

english

File:

PDF, 164 KB

english, 2003

41

Novel solid-phase synthesis of 2,6-disubstituted 4(3H)-quinazolinones for combinatorial library generation

Csaba Wéber, Attila Bielik, Györgyi I Szendrei, István Greiner

Journal:

Tetrahedron Letters

Year:

2002

Language:

english

File:

PDF, 98 KB

english, 2002

42

Solid-phase synthesis of 2,6- and 2,7-diamino-4(3H)-quinazolinones via palladium-catalyzed amination

Csaba Wéber, Ádám Demeter, Györgyi I. Szendrei, István Greiner

Journal:

Tetrahedron Letters

Year:

2003

Language:

english

File:

PDF, 108 KB

english, 2003

43

Indole-2-carboxamidines as novel NR2B selective NMDA receptor antagonists

István Borza, Sándor Kolok, Györgyi Ignácz-Szendrei, István Greiner, Gábor Tárkányi, Kornél Galgóczy, Csilla Horváth, Sándor Farkas, György Domány

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2005

Language:

english

File:

PDF, 95 KB

english, 2005

44

Synthesis and circular dichroism of optically active 1,3-disubstituted isochromans of dopamine D4 antagonist activity

Gábor Kerti, Tibor Kurtán, Katalin E. Kövér, Sándor Sólyom, István Greiner, Sándor Antus

Journal:

Tetrahedron: Asymmetry

Year:

2010

Language:

english

File:

PDF, 499 KB

english, 2010

45

Chemoselectivity in the microwave-assisted solvent-free solid–liquid phase benzylation of phenols: O- versus C-alkylation

György Keglevich, Erika Bálint, Éva Karsai, Alajos Grün, Mária Bálint, István Greiner

Journal:

Tetrahedron Letters

Year:

2008

Language:

english

File:

PDF, 179 KB

english, 2008

46

Gluon-condensation of quark-gluon plasma in mean field approximation

István Lovas, Walter Greiner, Péter Hraskó, Erika Lovas, Kornél Sailer

Journal:

Physics Letters B

Year:

1985

Language:

english

File:

PDF, 207 KB

english, 1985

47

Discovery of cariprazine (RGH-188): A novel antipsychotic acting on dopamine D3/D2 receptors

Éva Ágai-Csongor, György Domány, Katalin Nógrádi, János Galambos, István Vágó, György Miklós Keserű, István Greiner, István Laszlovszky, Anikó Gere, Éva Schmidt, Béla Kiss, Mónika Vastag, Károly Tihan

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2012

Language:

english

File:

PDF, 263 KB

english, 2012

48

Synthesis of Vinca Alkaloids and Related Compounds, 76. 1 Synthesis and Ring Transformations of Compounds with the Aspidospermane- and D-Noraspidospermane Skeleton. A Formal Synthesis Of (±)-12-Demethoxy-N(1)-Acetyl-Cylindrocarine

Kalaus, György, Vágó, István, Greiner, István, Peredy, Mária Kajtár, Brlik, János, Szabó, Lajos, Szántay, Csaba

Journal:

Natural Product Letters

Year:

1995

Language:

english

File:

PDF, 519 KB

english, 1995

49

Environmentally Friendly Syntheses and Tools

Keglevich, György, Kovács, Rita, Grün, Alajos, Greiner, István

Journal:

Phosphorus Sulfur and Silicon and the Related Elements

Year:

2013

Language:

english

File:

PDF, 220 KB

english, 2013

50

Synthesis of vinca alkaloids and related compounds. 63. A new synthetic pathway for preparing alkaloids and related compounds with the aspidosperma skeleton. Total syntheses of (.+-.)-vincadifformine, (.+-.)-tabersonine, and (.+-.)-oxotabersonine

Kalaus, Gyorgy, Greiner, Istvan, Kajtar-Peredy, Maria, Brlik, Janos, Szabo, Lajos, Szantay, Csaba

Journal:

Journal of Organic Chemistry

Year:

1993

Language:

english

File:

PDF, 1.16 MB

english, 1993