Instituto de Investigaciones Químicas (IIQ) – CIC Cartuja: Envíos recientes
Mostrando ítems 241-260 de 282
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Quadruply bonded dimolybdenum complexes with highly unusual geometries and vacant coordination sites
(Royal Society of Chemistry (Great Britain), 2012)New quadruply bonded dimolybdenum complexes of the terphenyl ligand Ar Xyl2 (Ar Xyl2 = C 6H 3-2,6-(C 6H 3-2,6-Me 2) 2) ...
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Highly enantioselective imine hydrogenation catalyzed by ruthenium phosphane-phosphite diamine complexes
(John Wiley & Sons, 2012)Mildly does it: A highly enantioselective catalyst for the hydrogenation of N-aryl imines is described (see scheme). This ...
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Investigations on the Coupling of Ethylene and Alkynes in Tp Me2 Ir Compounds: Water as an Effective Trapping Agent
(Wiley-VCH, 2007)The reaction of the bis(ethylene) complex [TpMe2Ir(C2H4)2] (1) (TpMe: hydrotris(3,5-dimethylpyrazolyl)borate) with two ...
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Synthesis of amine-functionalized heparin oligosaccharides for the investigation of carbohydrate-protein interactions in microtiter plates
(Royal Society of Chemistry (Great Britain), 2012)The synthesis of well-defined oligosaccharides is crucial for the establishment of structure-activity relationships for ...
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Characterization of the kisspeptin system in human sperm
(European Academy of Andrology, 2012)Kisspeptin, the product of the KISS1 gene, plays an essential role in the regulation of spermatogenesis acting primarily ...
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Well-defined alkylpalladium complexes with pyridine-carboxylate ligands as catalysts for the aerobic oxidation of alcohols
(Royal Society of Chemistry (Great Britain), 2012)Neophylpalladium complexes of the type [Pd(CH(2)CMe(2)Ph)(N-O)(L)], where N-O is picolinate or a related bidentate, ...
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Synthesis of enantioenriched azo compounds: Organocatalytic Michael addition of formaldehyde N-tert-butyl hydrazone to nitroalkenes
(Royal Society of Chemistry (Great Britain), 2013)The unprecedented diaza-ene reaction of formaldehyde N-tert-butyl hydrazone with nitroalkenes can be efficiently catalyzed ...
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Asymmetric organocatalytic Strecker-type reactions of aliphatic N,N-dialkylhydrazones
(Royal Society of Chemistry (Great Britain), 2013)The enantioselective organocatalytic Strecker-type reaction of aliphatic N,N-dialkylhydrazones is presented. Using ...
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Synthesis of chondroitin/dermatan sulfate-like oligosaccharides and evaluation of their protein affinity by fluorescence polarization
(Royal Society of Chemistry (Great Britain), 2013)Here, we present a novel approach for the chemical synthesis of chondroitin and dermatan sulfate oligosaccharides. A key ...
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Catalytic amine-borane dehydrogenation by a PCP-pincer palladium complex: A combined experimental and DFT analysis of the reaction mechanism
(Royal Society of Chemistry (Great Britain), 2013)Catalytic dehydrogenation of ammonia-borane (NH3·BH 3, AB) and dimethylamine borane (NHMe2·BH 3, DMAB) by the PdII complex ...
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Highly enantioselective hydrogenation of 1-alkylvinyl benzoates: A simple, nonenzymatic access to chiral 2-alkanols
(John Wiley & Sons, 2013)Going chiral! Highly enantioselective catalytic hydrogenations of enol esters 1 by using a Rh catalyst bearing a POP ...
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Hydrogenation of imines catalysed by ruthenium(ii) complexes based on lutidine-derived CNC pincer ligands
(Royal Society of Chemistry (Great Britain), 2013)The preparation of new Ru(ii) complexes incorporating fac-coordinated lutidine-derived CNC ligands is reported. These ...
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Cyclodextrin-based multivalent glycodisplays: Covalent and supramolecular conjugates to assess carbohydrate-protein interactions
(Royal Society of Chemistry (Great Britain), 2013)Covalent attachment of biorecognizable sugar ligands in several copies at precise positions of cyclomaltooligosaccharide ...
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Multivalency in heterogeneous glycoenvironments: Hetero-glycoclusters, -glycopolymers and -glycoassemblies
(Royal Society of Chemistry (Great Britain), 2013)Despite efficiently imitating functional ligand presentations in terms of valency and density, most of the reported ...
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A putative RNA binding protein from Plasmodium vivax apicoplast
(Wiley, 2018)Malaria is caused by Apicomplexa protozoans from the Plasmodium genus entering the bloodstream of humans and animals through ...
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Rhodium phosphine-phosphite catalysts in the hydrogenation of challenging N-(3,4-dihydronaphthalen-2-yl) amide derivatives
(American Chemical Society, 2013)The enantioselective catalytic hydrogenation of N-(3,4-dihydronaphthalen-2- yl) amides (1) with rhodium catalysts bearing ...
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Boryl-assisted hydrogenolysis of a nickel–methyl bond
(Royal Society of Chemistry (Great Britain), 2014)A stable Nickel(II) methyl complex containing a diphosphinoboryl (PBP) pincer ligand is described. Mechanistic studies on ...
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Asymmetric hydrogenation reactions with Rh and Ru complexes bearing phosphine-phosphites with an oxymethylene backbone
(Pergamon Press, 2014)Phosphine-phosphites 3a and 3b, derived from diphenylhydroxymethyl phosphine have been prepared. From these ligands ...
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Sulforaphane homologues: Enantiodivergent synthesis of both enantiomers, activationof the Nrf2 transcription factor and selective cytotoxic activity
(Elsevier, 2014)Reported is an enantiodivergent approach for the synthesis of both enantiomers of sulforaphane (SFN) homologues with ...
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Identification of a promising multivalent inhibitor of the DC-SIGN dependent uptake of HIV-1 and Dengue virus
(Elsevier, 2014)DC-SIGN is a C-type lectin receptor on antigen presenting cells (dendritic cells) which has an important role in some viral ...