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1

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

Année:

2015

Langue:

english

Fichier:

PDF, 118 KB

english, 2015

2

Milestones in Microwave-Assisted Organophosphorus Chemistry

Keglevich, György, Kiss, Nóra Z., Bálint, Erika, Bagi, Péter, Grün, Alajos, Kovács, Tamara, Henyecz, Réka, Ábrányi-Balogh, Péter

Journal:

Phosphorus Sulfur and Silicon and the Related Elements

Année:

2016

Langue:

english

Fichier:

PDF, 911 KB

english, 2016

3

Advantages of the Microwave Tool in Organophosphorus Syntheses

Keglevich, György, Kiss, Nóra, Grün, Alajos, Bálint, Erika, Kovács, Tamara

Journal:

Année:

2017

Langue:

english

Fichier:

PDF, 1.16 MB

english, 2017

4

Synthesis and Structure Elucidation of Chromogenic Calix[4]arene Indophenols Capped by Carboxamide Bridges

Barbara Balázs, Gábor Tóth, Gyula Horváth, Alajos Grün, Viktor Csokai, László Töke, István Bitter

Journal:

European Journal of Organic Chemistry

Année:

2001

Langue:

english

Fichier:

PDF, 639 KB

english, 2001

5

Synthesis and Conformational Analysis of Dicationic N,N′-Bridged Bis(benzimidazolium) and Bis(imidazolium) Macrocycles

István Bitter, Zsolt Török, Viktor Csokai, Alajos Grün, Barbara Balázs, Gábor Tóth, György M. Keserű, Zoltán Kovári, Mátyás Czugler

Journal:

European Journal of Organic Chemistry

Année:

2001

Langue:

english

Fichier:

PDF, 427 KB

english, 2001

6

Absorption, fluorescence, and cd spectroscopic study of chiral recognition by a binaphthyl-derived chromogenic calixcrown host

Miklós Kubinyi, Krisztina Pál, Péter Baranyai, András Grofcsik, István Bitter, Alajos Grün

Journal:

Année:

2004

Langue:

english

Fichier:

PDF, 209 KB

english, 2004

7

Highly enantioselective organocatalytic conjugate addition of nitromethane to benzylidene acetones

Gábor Szántó, Petra Bombicz, Alajos Grün, István Kádas

Journal:

Année:

2008

Langue:

english

Fichier:

PDF, 145 KB

english, 2008

8

Calixarene/Nafion-Modified Bismuth-Film Electrodes for Adsorptive Stripping Voltammetric Determination of Lead

Ferenc Torma, Alajos Grün, Isván Bitter, Klára Tóth

Journal:

Electroanalysis

Année:

2009

Langue:

english

Fichier:

PDF, 172 KB

english, 2009

9

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

Année:

2009

Langue:

english

Fichier:

PDF, 84 KB

english, 2009

10

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

István Greiner, Alajos Grün, Krisztina Ludányi, György Keglevich

Journal:

Heteroatom Chemistry

Année:

2011

Langue:

english

Fichier:

PDF, 72 KB

english, 2011

11

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

Année:

2011

Langue:

english

Fichier:

PDF, 92 KB

english, 2011

12

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

Année:

2011

Langue:

english

Fichier:

PDF, 115 KB

english, 2011

13

Studies on inclusion complexes of calix[4]arenes capped by diamide bridges with small organic molecules

Barbara Balázs, Alajos Grün, István Bitter, Gábor Tóth

Journal:

Magnetic Resonance in Chemistry

Année:

2008

Langue:

english

Fichier:

PDF, 278 KB

english, 2008

14

Novel chromogenic pyridinium derivatives of calix[4]arenes, I

István Bitter, Alajos Grün, Gábor Tóth, Áron Szöll'´osy, Gyula Horváth, Béla Ágai, László T'´oke

Journal:

Année:

1996

Langue:

english

Fichier:

PDF, 387 KB

english, 1996

15

Crown bridged thiacalix[4]arenes as cesium-selective ionophores in solvent polymeric membrane electrodes

Róbert Bereczki, Viktor Csokai, Alajos Grün, István Bitter, Klára Tóth

Journal:

Analytica Chimica Acta

Année:

2006

Langue:

english

Fichier:

PDF, 244 KB

english, 2006

16

Novel potentiometric and optical silver ion-selective sensors with subnanomolar detection limits

Zsófia Szigeti, Adam Malon, Tamás Vigassy, Viktor Csokai, Alajos Grün, Katarzyna Wygladacz, Nan Ye, Chao Xu, Vincent J. Chebny, István Bitter, Rajendra Rathore, Eric Bakker, Ernö Pretsch

Journal:

Analytica Chimica Acta

Année:

2006

Langue:

english

Fichier:

PDF, 450 KB

english, 2006

17

Complex formation between aliphatic amines and chromogenic calix[4]arene derivatives studied by FT–IR spectroscopy

Ildikó Mohammed-Ziegler, Alajos Grün

Journal:

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy

Année:

2005

Langue:

english

Fichier:

PDF, 685 KB

english, 2005

18

Selective O-alkylations with glycol chlorohydrins via the Mitsunobu reaction. A versatile route to calix[4]- and 1,1′-binaphthocrowns

Alajos Grün, Éva Kőszegi, István Bitter

Journal:

Année:

2004

Langue:

english

Fichier:

PDF, 301 KB

english, 2004

19

Functionalized thiacalix- and calix[4]arene-based Ag+ ionophores: synthesis and comparative NMR study

Viktor Csokai, Alajos Grün, Barbara Balázs, András Simon, Gábor Tóth, István Bitter

Journal:

Année:

2006

Langue:

english

Fichier:

PDF, 511 KB

english, 2006

20

Synthesis, optical and electroanalytical characterizations of a thiacalix[4](N-phenylazacrown-5)ether–BODIPY ionophore

Viktor Csokai, Mihály Kádár, Diem Lan Ha Mai, Olívia Varga, Klára Tóth, Miklós Kubinyi, Alajos Grün, István Bitter

Journal:

Année:

2008

Langue:

english

Fichier:

PDF, 354 KB

english, 2008

21

Catalytic enantioselective Michael addition in the synthesis of α-aminophosphonates

Zsuzsa M. Jászay, Gábor Németh, Truong Son Pham, Imre Petneházy, Alajos Grün, László Tőke

Journal:

Tetrahedron: Asymmetry

Année:

2005

Langue:

english

Fichier:

PDF, 111 KB

english, 2005

22

Asymmetric C–C bond formation via Darzens condensation and Michael addition using monosaccharide-based chiral crown ethers

Péter Bakó, Zsolt Rapi, György Keglevich, Tamás Szabó, Péter L. Sóti, Tamás Vígh, Alajos Grűn, Tamás Holczbauer

Journal:

Tetrahedron Letters

Année:

2011

Langue:

english

Fichier:

PDF, 594 KB

english, 2011

23

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

Année:

2011

Langue:

english

Fichier:

PDF, 211 KB

english, 2011

24

Cavity shaped host–guest interaction of distally dialkylated calix[4]arenes with 1-chloro-4-(trifluoromethyl)benzene

Sándor Kunsági-Máté, István Bitter, Alajos Grün, Géza Nagy, László Kollár

Journal:

Analytica Chimica Acta

Année:

2001

Langue:

english

Fichier:

PDF, 142 KB

english, 2001

25

Solvent effect on the complex formation of distally dialkylated calix[4]arenes with 1-chloro-4-(trifluoromethyl)benzene

Sándor Kunsági-Máté, István Bitter, Alajos Grün, Géza Nagy, László Kollár

Journal:

Analytica Chimica Acta

Année:

2002

Langue:

english

Fichier:

PDF, 108 KB

english, 2002

26

Photochromism of a spiropyran derivative of 1,3-calix[4]crown-5

András Grofcsik, Péter Baranyai, István Bitter, Alajos Grün, Éva Köszegi, Miklós Kubinyi, Krisztina Pál, Tamás Vidóczy

Journal:

Journal of Molecular Structure

Année:

2002

Langue:

english

Fichier:

PDF, 137 KB

english, 2002

27

Studies on calix(aza)crowns, I. Synthesis, alkylation reactions and comprehensive NMR investigation of capped calix[4]arenes

István Bitter, Alajos Grün, Gábor Toth, Barbara Balázs, László Tõke

Journal:

Année:

1997

Langue:

english

Fichier:

PDF, 586 KB

english, 1997

28

Studies on calix(aza)crowns, II. Synthesis of novel proximal doubly bridged calix[4]arenes by intramolecular ring closure of syn 1,3-and 1,2-ω-chloroalkylamides

István Bitter, Alajos Grün, Gábor Tóth, Barbara Balázs, Gyula Horváth, László Tõke

Journal:

Année:

1998

Langue:

english

Fichier:

PDF, 929 KB

english, 1998

29

Synthesis and alkali cation extraction ability of 1,3-alt-thiacalix[4]bis(crown) ethers

Alajos Grün, Viktor Csokai, Gyula Parlagh, István Bitter

Journal:

Tetrahedron Letters

Année:

2002

Langue:

english

Fichier:

PDF, 181 KB

english, 2002

30

Synthesis and alkali cation extraction ability of 1,3-alt-thiacalix[4]mono(crown) ethers

Viktor Csokai, Alajos Grün, Gyula Parlagh, István Bitter

Journal:

Tetrahedron Letters

Année:

2002

Langue:

english

Fichier:

PDF, 166 KB

english, 2002

31

Unprecedented cyclisations of calix[4]arenes with glycols under the Mitsunobu protocol. Part 1: A new perspective for the synthesis of calixcrowns

Viktor Csokai, Alajos Grün, István Bitter

Journal:

Tetrahedron Letters

Année:

2003

Langue:

english

Fichier:

PDF, 207 KB

english, 2003

32

Synthesis of chiral 1,3-calix[4](crown-6) ethers as potential mediators for asymmetric recognition processes

István Bitter, Éva Kőszegi, Alajos Grün, Péter Bakó, Krisztina Pál, András Grofcsik, Miklós Kubinyi, Barbara Balázs, Gábor Tóth

Journal:

Tetrahedron: Asymmetry

Année:

2003

Langue:

english

Fichier:

PDF, 669 KB

english, 2003

33

An easy access to tetra-o-alkylated calix[4]arenes of cone conformation

István Bitter, Alajos Grün, Béla Ágai, László Tôke

Journal:

Année:

1995

Langue:

english

Fichier:

PDF, 363 KB

english, 1995

34

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

Année:

2008

Langue:

english

Fichier:

PDF, 179 KB

english, 2008

35

Novel chromogenic pyridinium derivatives of calix[4]arenes,II

István Bitter, Alajos Grün, László Tőke, Gábor Tóth, Barbara Balázs, Ildikó Mohammed-Ziegler, András Grofcsik, Miklós Kubinyi

Journal:

Année:

1997

Langue:

english

Fichier:

PDF, 504 KB

english, 1997

36

Solid–Liquid Phase Alkylation of N-Heterocycles: Microwave-Assisted Synthesis as an Environmentally Friendly Alternative

Milen, Mátyás, Grün, Alajos, Bálint, Erika, Dancsó, András, Keglevich, György

Journal:

Synthetic Communications

Année:

2010

Langue:

english

Fichier:

PDF, 247 KB

english, 2010

37

Microwave-assisted alkylation of diethyl ethoxycarbonylmethylphosphonate under solventless conditions

Alajos Grün, Zsófia Blastik, László Drahos, György Keglevich

Journal:

Heteroatom Chemistry

Année:

2012

Langue:

english

Fichier:

PDF, 154 KB

english, 2012

38

Chromogenic calix[4]arene as ionophore for potentiometric and optical sensors

Klára Tóth, Bui Thi Thu Lan, Judit Jeney, Mária Horváth, István Bitter, Alajos Grün, Béla Ágai, László Tódke

Journal:

Année:

1994

Langue:

english

Fichier:

PDF, 723 KB

english, 1994

39

Anisotropy decay study on the host–guest interaction of distally dialkylated calix[4]arenes with 1-chloro-4-(trifluoromethyl)benzene

Sándor Kunsági-Máté, István Bitter, Alajos Grün, Géza Nagy, László Kollár

Journal:

Journal of Biochemical and Biophysical Methods

Année:

2002

Langue:

english

Fichier:

PDF, 129 KB

english, 2002

40

Synthesis and Proton Dissociation Properties of Arylphosphonates: A Microwave-Assisted Catalytic Arbuzov Reaction with Aryl Bromides

Keglevich, György, Grün, Alajos, Bölcskei, Adrienn, Drahos, László, Kraszni, Márta, Balogh, György T.

Journal:

Heteroatom Chemistry

Année:

2012

Langue:

english

Fichier:

PDF, 209 KB

english, 2012

41

Microwave-Assisted Amidation of Arylacetic Acids by Reaction with 2-Aryl-ethylamines

Grün, Alajos, Milen, Mátyás, Földesi, Tamás, Ábrányi-Balogh, Péter, Drahos, László, Keglevich, György

Journal:

Synthetic Communications

Année:

2013

Langue:

english

Fichier:

PDF, 235 KB

english, 2013

42

Environmentally Friendly Syntheses and Tools

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

Journal:

Phosphorus Sulfur and Silicon and the Related Elements

Année:

2013

Langue:

english

Fichier:

PDF, 220 KB

english, 2013

43

Microwave-Assisted Esterification of Phosphinic Acids by Alcohols, Phenols, and Alkyl Halogenides

Keglevich, György, Kiss, Nóra Zs., Bálint, Erika, Jablonkai, Erzsébet, Grün, Alajos, Milen, Mátyás, Frigyes, Dávid, Greiner, István

Journal:

Phosphorus Sulfur and Silicon and the Related Elements

Année:

2011

Langue:

english

Fichier:

PDF, 177 KB

english, 2011

44

A new xantphos-type ligand and its gold(I) complexes: Synthesis, structure, luminescence

Besenyei, Gábor, Bitter, István, Párkányi, László, Szalontai, Gábor, Baranyai, Péter, Kunsági-Máté, Éva, Faigl, Ferenc, Grün, Alajos, Kubinyi, Miklós

Journal:

Année:

2013

Langue:

english

Fichier:

PDF, 1.65 MB

english, 2013

45

Enantioselective Michael addition of malonates to aromatic nitroalkenes catalyzed by monosaccharide-based chiral crown ethers

Rapi, Zsolt, Démuth, Balázs, Keglevich, György, Grűn, Alajos, Drahos, László, Sóti, Péter L., Bakó, Péter

Journal:

Tetrahedron: Asymmetry

Année:

2014

Langue:

english

Fichier:

PDF, 776 KB

english, 2014

46

Unprecedented Cyclizations of Calix[4]arenes with Glycols under the Mitsunobu Protocol, Part 2. 1 O,O-and O,S-Bridged Calixarenes

Csokai, Viktor, Grün, Alajos, Balázs, Barbara, Tóth, Gábor, Horváth, Gyula, Bitter, István

Journal:

Organic Letters

Année:

2004

Langue:

english

Fichier:

PDF, 82 KB

english, 2004

47

Stereochemistry of capped calix[4]arenes in liquid and solid phase by NMR spectroscopy

Benevelli, Francesca, Klinowski, Jacek, Bitter, István, Grün, Alajos, Balázs, Barbara, Tóth, Gábor

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

2002

Langue:

english

Fichier:

PDF, 170 KB

english, 2002

48

Synthesis and Optical Investigation of Chromogenic 1,3-Calix[4]crowns

Grün, Alajos, Kőszegi, Éva, Balázs, Barbara, Tóth, Gábor, Bitter, István

Journal:

Supramolecular Chemistry

Année:

2004

Langue:

english

Fichier:

PDF, 242 KB

english, 2004

49

Monitoring the Phosphorylation of Phenol with Diethyl Chlorophosphate in Aqueous Medium in the Presence of Sodium Hydroxide by in Situ Fourier Transform Infrared Spectroscopy

Keglevich, György, Puskás, Réka Eszter, Grün, Alajos, Csontos, István

Journal:

Phosphorus Sulfur and Silicon and the Related Elements

Année:

2010

Langue:

english

Fichier:

PDF, 293 KB

english, 2010

50

Microwave Irradiation as a Useful Tool in Organophosphorus Syntheses

Keglevich, György, Szekrényi, Anna, Kovács, Rita, Grün, Alajos

Journal:

Phosphorus Sulfur and Silicon and the Related Elements

Année:

2009

Langue:

english

Fichier:

PDF, 223 KB

english, 2009