User profiles for G. Tolnai
Gergely TolnaiEötvös Loránd University Verified email at chem.elte.hu Cited by 946 |
Diaryliodonium salts in organic syntheses: a useful compound class for novel arylation strategies
… Tolnai obtained a degree in chemical engineering at Budapest University of Technology
and Economics in 2009. In the same year, he spent five months at Hovione Farmaciencia SA, …
and Economics in 2009. In the same year, he spent five months at Hovione Farmaciencia SA, …
C2-selective direct alkynylation of indoles
… Tolnai - Laboratory of Catalysis and Organic Synthesis, Institute of Chemical Sciences and
… easily prepared in a two-step protocol from iodobenzoic acid in high yield on a 30 g scale: …
… easily prepared in a two-step protocol from iodobenzoic acid in high yield on a 30 g scale: …
Efficient O‐functionalization of carbohydrates with electrophilic reagents
Novel methodology for O‐functionalization of carbohydrate derivatives has been
established using bench‐stable and easily prepared iodonium(III) reagents. Both electron‐withdrawing …
established using bench‐stable and easily prepared iodonium(III) reagents. Both electron‐withdrawing …
Dramatic Impact of ppb Levels of Palladium on the “Copper‐Catalyzed” Sonogashira Coupling
Palladacadabra! The effect of ppb levels of palladium on the “copper‐catalyzed” Sonogashira
coupling is reported. The observed high sensitivity to palladium impurities queries the …
coupling is reported. The observed high sensitivity to palladium impurities queries the …
[HTML][HTML] Efficient direct 2, 2, 2-trifluoroethylation of indoles via C–H functionalization
A novel highly C3 selective metal free trifluoroethylation of indoles using 2,2,2-trifuoroethyl(mesityl)-iodonium
triflate was developed. The methodology enables the introduction of a …
triflate was developed. The methodology enables the introduction of a …
Revisiting the amine-catalysed cross-coupling
Very recently, it was demonstrated that special amine molecules are able to catalyse the
Suzuki–Miyaura coupling reaction. Here we show that in this recent transformation …
Suzuki–Miyaura coupling reaction. Here we show that in this recent transformation …
Preparation and characterization of surface-modified silica-nanoparticles
G Tolnai, F Csempesz, M Kabai-Faix, E Kálmán… - Langmuir, 2001 - ACS Publications
Stöber silica particles having diameters of ca. 100 and ca. 200 nm were prepared and
silylated using trimethylsilyl N,N-dimethylcarbamate, achieving a range of surface coverage by …
silylated using trimethylsilyl N,N-dimethylcarbamate, achieving a range of surface coverage by …
[HTML][HTML] Gold-catalyzed direct alkynylation of tryptophan in peptides using TIPS-EBX
The selective functionalization of peptides containing only natural amino acids is important
for the modification of biomolecules. In particular, the installation of an alkyne as a useful …
for the modification of biomolecules. In particular, the installation of an alkyne as a useful …
Gold-catalyzed direct alkynylation of azulenes
A novel catalytic method for the direct C–H alkynylation of azulenes is developed. The gold
catalyzed functionalization of this special carbacycle is achieved with hypervalent iodonium …
catalyzed functionalization of this special carbacycle is achieved with hypervalent iodonium …
The effect of preparation conditions on magnetite nanoparticles obtained via chemical co-precipitation
…, E Kuzmann, Z Homonnay, G Tolnai - Materials Chemistry and …, 2019 - Elsevier
… were analyzed by assuming the nuclear gyromagnetic factors of g e = −0.103267 and g g …
of A and g eff : an increase in |B a | will lead to the simultaneous increase of A and g eff . It …
of A and g eff : an increase in |B a | will lead to the simultaneous increase of A and g eff . It …