Search Results - "Bényei, Attila C"

Asymmetric Hydrogenation of Ketones by Simple Alkane-Diyl-Based Ir(P,N,O) Catalysts: A Comparative Study by Császár, Zsófia, Guóth, Mária, Kovács, Margit, Bényei, Attila C, Bakos, József, Farkas, Gergely

“…The development of new chiral ligands with simple and modular structure represents a challenging direction in the design of efficient homogeneous transition…”
Get full text

Novel Sulfonated N-Heterocyclic Carbene Gold(I) Complexes: Homogeneous Gold Catalysis for the Hydration of Terminal Alkynes in Aqueous Media by Almássy, Ambroz, Nagy, Csilla E, Bényei, Attila C, Joó, Ferenc

“…A series of novel water-soluble AuI complexes using sulfonated N-heterocyclic imidazolylidene carbenes as ligands was prepared by transmetalation from the…”
Get full text

Lower Denticity Leading to Higher Stability: Structural and Solution Studies of Ln(III)–OBETA Complexes by Negri, Roberto, Baranyai, Zsolt, Tei, Lorenzo, Giovenzana, Giovanni B, Platas-Iglesias, Carlos, Bényei, Attila C, Bodnár, Judit, Vágner, Adrienn, Botta, Mauro

“…The heptadentate ligand OBETA (2,2′-oxybis(ethylamine)-N,N,N′,N′-tetraacetic acid) was reported to form complexes with Ln3+ ions more stable than those formed…”
Get full text

Ruthenium complexes of new chiral phosphine‐amine‐ether ligands (Ru‐PNO) for asymmetric hydrogenation – the role of backbone chirality in pincer ligand design by Császár, Zsófia, Pőrgye, Zsanett E., Tóth‐Farsang, Evelin, Kovács, Margit, Bényei, Attila C., Bakos, József, Farkas, Gergely

“…New chiral phosphine‐amine‐ether (PNO) ligands of the general formula Ph2PCH(R1)(CH2)nCH(R1)N(R2)CH(R3)CH2OMe, where R1, R2, and R3 = H or Me, n = 0 or 1, and…”
Get full text

Hydrogenation and Redox Isomerization of Allylic Alcohols Catalyzed by a New Water-Soluble Pd–tetrahydrosalen Complex by Voronova, Krisztina, Purgel, Mihály, Udvardy, Antal, Bényei, Attila C, Kathó, Ágnes, Joó, Ferenc

“…For applications in aqueous media, sulfonated tetrahydrosalen (sulfosalan, HSS) was synthesized by sulfonation of tetrahydrosalen in fuming sulfuric acid. The…”
Get full text

Modular Synthesis of Heterocyclic Carbene Precursors by Paczal, Attila, Bényei, Attila C, Kotschy, András

“…A series of N-heterocyclic carbene precursors, containing an imidazoline or tetrahydropyrimidine framework, were prepared from ω-chloroalkanoyl chlorides. The…”
Get full text

Quinoidal Tetrazines:  Formation of a Fascinating Compound Class by Bostai, Beatrix, Novák, Zoltán, Bényei, Attila C, Kotschy, András

“…A series of different N-heterocyclic carbenes (NHCs) were reacted with 3,6-bis(3‘,5‘-dimethylpyrazolyl)-tetrazine in the presence of an inorganic carbonate to…”
Get full text

Application of alkane-diyl based chiral phosphine-aminophosphine (P-NP) and thioether-aminophosphine (S-NP) ligands in Rh-catalyzed asymmetric hydrogenation by Farkas, Gergely, Császár, Zsófia, Tóth-Farsang, Evelin, Bényei, Attila C., Bakos, József

“…•Novel highly modular phosphine-aminophosphine (P-NP) ligands have been synthesized.•[Rh(COD)(P-NP)]BF4 and [Rh(CO)2(P-NP)]BF4 type complexes were…”
Get full text

Chelate ring size effects of Ir(P,N,N) complexes: Chemoselectivity switch in the asymmetric hydrogenation of α,β-unsaturated ketones by Császár, Zsófia, Szabó, Eszter Z., Bényei, Attila C., Bakos, József, Farkas, Gergely

“…A novel, highly modular approach has been developed for the synthesis of new chiral P,N,N ligands with the general formula…”
Get full text

Hydrogen bond-directed coordination of phosphine-amino-alcohol (P,N,OH) ligands: Stereochemical considerations and catalytic studies by Császár, Zsófia, Guóth, Mária, Farsang, Evelin, Bényei, Attila C., Bakos, József, Farkas, Gergely

“…[Display omitted] •3 novel phosphine-amino-alcohol type chiral ligands have been synthesized.•[Pd(P,N,OH)Cl2] complexes have been prepared and…”
Get full text

Backbone effects in the synthesis, coordination chemistry and catalytic properties of new chiral heterobidentate ligands with P,N and S,N donor sets by Major, Máté M., Császár, Zsófia, Bényei, Attila C., Balogh, Szabolcs, Bakos, József, Farkas, Gergely

“…Novel alkane-diyl based heterobidentate P,N and S,N ligands with the general formula R1R2NCH(R3)(CH2)nCH(R4)Q (R1 = Me or iPr; R2 = H or Me; R3, R4 = H or Me;…”
Get full text

Characterization of the ionic liquid obtained by chlorosulfonation of 1-methylimidazole: 1-methyl-3-sulfonic acid imidazolium chloride, 1-methylimidazolium chlorosulfate or a zwitterionic salt? by Urbán, Béla, Szalontai, Gábor, Papp, Máté, Fehér, Csaba, Bényei, Attila C., Skoda-Földes, Rita

“…A great number of organic reactions catalyzed by the ionic liquid product of chlorosulfonation of 1-methylimidazole have been reported recently. At the same…”
Get full text

Pd-Tetrahydrosalan-Type Complexes as Catalysts for Sonogashira Couplings in Water: Efficient Greening of the Procedure by Voronova, Krisztina, Homolya, Levente, Udvardy, Antal, Bényei, Attila C., Joó, Ferenc

“…New sulfonated tetrahydrosalen‐type ligands and their water‐soluble palladium(II) complexes have been synthesized. The palladium(II) complexes catalyze the…”
Get full text

Molecular and crystal structure of bis( N-cyclohexyl-2-pyrrolidone)dioxouranium(VI) nitrate by Varga, Tamás R, Bényei, Attila C, Fazekas, Zsolt, Tomiyasu, Hiroshi, Ikeda, Yasuhisa

“…Bis( N-cyclohexyl-2-pyrrolidone)dioxouranium(VI) nitrate, UO 2(NO 3) 2(NCP) 2, has been prepared by mixing UO 2(NO 3) 2·6H 2O and N-cyclohexyl-2-pyrrolidone…”
Get full text

Novel Pd(PN,S)-complexes: Highly active catalysts designed for asymmetric allylic etherification by Major, Máté M., Guóth, Mária, Balogh, Szabolcs, Simon, József, Bényei, Attila C., Bakos, József, Farkas, Gergely

“…•A highly modular approach has been developed for the synthesis of chiral PN,S-ligands.•The ligands were used in Pd-catalyzed asymmetric allylic…”
Get full text

Formation and Solid State Structures of Highly Crystalline Guanidinium Salts of Sulfonated Tertiary Phosphanes by Kathó, Ágnes, Bényei, Attila C., Joó, Ferenc, Sági, Mária

“…Formation of highly crystalline guanidinium salts of sulfonated triphenylphosphane derivatives is demonstrated as a general method for obtaining samples…”
Get full text

Versatility of Coordination Modes in Complexes of Monohydroxamic Acids with Half‐Sandwich Type Ruthenium, Rhodium, Osmium and Iridium Cations by Buglyó, Péter, Parajdi‐Losonczi, Péter L., Bényei, Attila C., Lihi, Norbert, Bíró, Linda, Farkas, Etelka

“…Complexation of the secondary N‐methyl‐acetohydroxamic acid (HMeaha) with [(η6‐p‐cym)Ru(H2O)3]2+, [(η5‐Cp*)Rh(H2O)3]2+, [(η6‐p‐cym)Os(H2O)3]2+ or…”
Get full text

Modular Synthesis of Chiral NHC Precursors and Their Silver and Gold Complexes by Szabo, Zita, Timari, Matyas, Kassai, Rudolf, Szokol, Bianka, Benyei, Attila C, Gáti, Tamás, Paczal, Attila, Kotschy, Andras

“…The stereoselective synthesis of chiral heterocyclic carbene precursors and the structural features of their silver and gold complexes were investigated. The…”
Get full text

Catalytic properties of water-soluble rhodium and iridium complexes: the influence of the ligand structure by Gulyás, Henrik, Bényei, Attila C, Bakos, József

“…Rhodium and iridium complexes of trisulfonated triarylphosphanes, TPPTS (tris(3-sulfonatophenyl)phosphane), T( p-A)PTS…”
Get full text

Metal−Metal Bond or Isolated Metal Centers? Interaction of Hg(CN)2 with Square Planar Transition Metal Cyanides by Jószai, Róbert, Beszeda, Imre, Bényei, Attila C, Fischer, Andreas, Kovács, Margit, Maliarik, Mikhail, Nagy, Péter, Shchukarev, Andrey, Tóth, Imre

“…Three adducts have been prepared from Hg(CN)2 and square planar MII(CN)4 2- transition metal cyanides (M = Pt, Pd, or Ni, with d8 electron shell) as solids…”
Get full text