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Szabolcs Mayer, Péter Keglevich, Péter Ábrányi-Balogh, Áron Szigetvári, Miklós Dékány, Csaba Szántay, Jr., László Hazai
Pág. 258 - 263
The Diels-Alder reaction of vindoline and methyl vinyl ketone resulted in a Friedel-Crafts reaction product. In the reaction between the ortho-quinone derivative of vindoline and N-phenylmaleimide, two anomalous products were obtained, a vindoline dimer,...
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Péter Keglevich, László Hazai, György Kalaus, Csaba Szántay
Pág. 3 - 15
New derivatives of natural compounds, galanthamine using in treatment of Alzheimer?s disease and antitumor dimer alkaloids vinblastine and vincristine were synthesized. In the course of the reaction between galanthamine and diazomethane in the pres...
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Péter Bakó, Zsolt Rapi, György Keglevich
Pág. 51 - 58
A number of chiral macrocyclic compounds have been prepared that contain a monosaccharide-derived sub-unit. These sugar-based crown ethers were used as chiral phase transfer catalysts in a few asymmetric reactions. A few of them proved to be effective ca...
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György Keglevich, Alajos Grün, Péter Bagi, Erika Bálint, Nóra Zsuzsa Kiss, Rita Kovács, Erzsébet Jablonkai, Tamara Kovács, Elemér Fogassy, István Greiner
Pág. 82 - 95
The use of the microwave (MW) technique has many advantages in organophosphorus chemistry. MW irradiation may replace a catalyst, or simplify a catalytic system. New reactions may also become possible under MW irradiation. In most cases, microwaves just...
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