4   Artículos

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en línea
György Keglevich (Guest-Editor)     Pág. 1 - 2
Editorial for the 100+75 Anniversary Issue of Periodica Polytechnica Chemical Engineering
Revista: Periodica Polytechnica: Chemical Engineering    Formato: Electrónico

 
en línea
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... ver más
Revista: Periodica Polytechnica: Chemical Engineering    Formato: Electrónico

 
en línea
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... ver más
Revista: Periodica Polytechnica: Chemical Engineering    Formato: Electrónico

 
en línea
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... ver más
Revista: Periodica Polytechnica: Chemical Engineering    Formato: Electrónico

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