Listar Artículos (Química Orgánica) por fecha de publicación
Mostrando ítems 1-20 de 267
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Estabilidad térmica de una montmorillonita Trancos conteniendo pilares de alumina y alumina-oxido de lantano
(1990)Se ha investigado el efecto de diversos tratamientos térmicos sobre la estructura porosa de una montmorillonita denominada ...
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Analysis of the lipid moiety of lipopolysaccharide from Rhizobium tropici CIAT899: identification of 29-hydroxytriacontanoic acid
(American Society for Microbiology, 1994)The lipid moieties of two lipid A's isolated from the phenolic and aqueous fractions of lipopolysaccharide from Rhizobium ...
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Synthesis of tri- and tetramines containing two 2,3-dihydroxypyrrolidine moieties and their inhibitory activity toward α-mannosidases
(Arkat USA, 2002)Through the reductive amination of N-[(tert-butoxy)carbonyl]-2,5-dideoxy-2, 5-imino-3,4-O-isopropylidene-L-ribose with ...
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Synthesis of tri- and tetramines containing two 2,3-dihydroxypyrrolidine moieties and their inhibitory activity toward α-mannosidases
(ARKAT USA INC, 2002)Through the reductive amination of N-[(tert-butoxy)carbonyl]-2,5-dideoxy-2,5-imino-3,4-Oisopropylidene-L-ribose with ...
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NolR Regulates Diverse Symbiotic Signals of Sinorhizobium fredii HH103
(The American Phytopathological Society, 2004)We have investigated in Sinorhizobium fredii HH103-1 (=HH103 Strr ) the influence of the nolR gene on the production of ...
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Synthesis of sugar oxazolines by intramolecular Ritter-like reaction of D-fructose precursors
(2004)Treatment of D-fructopyranose and D-fructofuranosc 1,2-O-acetonide derivatives with triflic acid in the presence of a ...
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A Practical Synthesis of Enantiopure 4,5-Dihydroisoxazole-5-carboxylic Acids
(2005)The 1,3-dipolar cycloaddition of a variety of aromatic and aliphatic nitrile oxides to 2,5-trans-2,5-diphenylpyrrolidine ...
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Fragment-based screening of the donor substrate specificity of human blood group B galactosyltransferase using saturation transfer difference NMR
(American Society for Biochemistry and Molecular Biology, 2006)Saturation transfer difference NMR experiments on human blood group B α-(1,3)-galactosyltransferase (GTB) for the first ...
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A novel approach to the synthesis of N-substituted 1-C-aminomethyl glycofuranosides
(2006)Reductive amination of formyl C-glycofuranosides, easily available from hexose-derived equatorial-2-OH-glycopyranosides by DAST-promoted ring contraction, afforded N-substituted 1-C-aminomethyl glycofuranosides in most cases in high yield.
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Stereoselective synthesis of chiral furan amino acid analogues of D- and L-serine from D-sugars
(Georg Thieme Verlag, 2006)The synthesis of chiral furan amino acid analogues of D - and L -serine is reported. The developed methodology ...
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A broadened scope for the use of hydrazones as neutral nucleophiles in the presence of H-bonding organocatalysts
(2006)Using thioureas as H-bonding organocatalysts, nitroalkenes can be activated for the conjugate addition of hydrazones as ...
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Spacer-mediated synthesis of bis-spiroketal disaccharides: Nonsymmetrical furanose-pyranose difructose dianhydrides
(2007)The stereochemical outcome of the dimerization reaction of D-fructose, leading to tricyclic bis-spiroketal systems, can ...
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Chemical and Enzymatic Approaches to Carbohydrate-Derived Spiroketals: Di-D-Fructose Dianhydrides (DFAs)
(MDPI AG, 2008)Di-D-fructose dianhydrides (DFAs) comprise a unique family of stereoisomeric spiro-tricyclic disaccharides formed upon ...
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Carbon disulfide (CS2)
(Georg Thieme Verlag, 2009) -
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Trimethylsilylacetonitrile (TMSAN)
(2009)(A) The condensation of TMSAN with ketones in the presence of the catalytic t-Bu-P4 base to give cyanoalkenes has been ...
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Synthesis of Novel 3-Amino(Hydroxy)methyl-l-fuco-Azafagomines as Leads for Selective Inhibitors of α-l-Fucosidases
(2010)The synthesis of 3-substituted l-fuco-azafagomines from d-lyxose is reported. They represent the first example of ...