Mostrando 10 resultados de: 19
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European Journal of Organic Chemistry(4)
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Journal of Organic Chemistry(3)
Angewandte Chemie - International Edition(1)
Catalysts for Fine Chemical Synthesis: Metal Catalysed Carbon-Carbon Bond-Forming Reactions(1)
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scopus(19)
Asymmetric Reduction of Ketones
Book PartAbstract:Palabras claves:Arene ruthenium complex with polymerizable side chains, Chiral trivalent phosphorus compounds, Ketone asymmetric reduction, Late transition metal ligands in homogeneous catalysis, Polymer-supported chiral sulfonamide catalyzed reduction, Ruthenium-catalyzed hydrogenation -synphos and difluorphos ligands, Titanocene-catalyzed ketone reductionAutores:Adolfsson H., Antonio Rosales Martínez, Börner A., Burri E., Chai L., Cuerva J.M., Docherty G., Dubrovina N., Fujii M., Genet J.P., Guo M., Henschke J.P., Ida Y., Jeulin S., Lennon I.C., Li D., Li Y., Mohar B., Moran P.H., Nakamura K., Oltra J.E., Ratovelomanana-Vidal V., Severin K., Stephan M., Sun Y., Wang G., Wang Q., Wendicke S.B., Wettergren J., Wills M., Woodward G., Xu Y., Zanotti-Gerosa A., Zhang Z., Zhao G.Fuentes:scopusAn improved synthesis of Kagan's menthyl substituted titanocene and zirconocene dichloride, comparison of their crystal structures, and preliminary catalyst evaluation
OtherAbstract: An improved synthesis of 1 and 2 is described that allows access to these complexes in multigram quaPalabras claves:Carbometallation, Catalysis, Crystal structure, titanium, ZirconiumAutores:Antonio Rosales Martínez, Bluhm H., Cuerva J.M., Gansäuer A., Narayan S., Nieger M., Oltra J.E., Schiffer-Ndene N.Fuentes:scopusDiastereoselective Synthesis of (±)-Ambrox by Titanium(III)-Catalyzed Radical Tandem Cyclization
ArticleAbstract: A synthesis of (±)-ambrox, a compound with delicious ambergris-type scent, is presented. The key stePalabras claves:ambrox, diastereoselective synthesis, Natural products, radical chemistry, TitanoceneAutores:Antonio Rosales Martínez, Foley L.A.R., Irías-Álvarez A., Muñoz-Bascón J., Oltra J.E., Padial N.M., Pozo-Morales L., Rodríguez-García I., Roldan-Molina E., Roman Nicolay Rodríguez-Maecker, Sancho-Sanz I.Fuentes:scopusEnantiospecific strategy towards oxygen-bridged terpenoids: Tandem transannular-cyclization and ring-contraction processes
ArticleAbstract: From conformational flexibility to rigidity: The straightforward synthesis of rigid molecules with aPalabras claves:Carbocycles, Cyclization, Epoxidation, Ring contraction, synthetic methodsAutores:Antonio Rosales Martínez, Cuerva J.M., Estévez R.E., Oltra J.E.Fuentes:scopusErratum: The Nugent-RajanBabu Reagent: A Formidable Tool in Contemporary Radical and Organometallic Chemistry (European Journal of Organic Chemistry (2015) (4567-4591))
OtherAbstract:Palabras claves:Metallocenes, Nugent reagent, Organometallic chemistry, Radical reactions, titaniumAutores:Antonio Rosales Martínez, García-Ocaña M., Muñoz-Bascón J., Oltra J.E., Padial N.M., Pozo-Morales L., Rodríguez-García I., Roldan-Molina E.Fuentes:scopusHighly selective barbier-type propargylations and allenylations catalyzed by titanocene(III)
ArticleAbstract: The alkyne functional group is found in many bioactive natural products and is the key to many imporPalabras claves:Allenes, carbonyl compounds, homogeneous catalysis, propargylations, titaniumAutores:Álvarez-Manzaneda E., Antonio Rosales Martínez, Muñoz-Bascón J., Oltra J.E., Sancho-Sanz I.Fuentes:scopusTransition-metal-catalyzed allylic substitution and titanocene-catalyzed epoxypolyene cyclization as a powerful tool for the preparation of terpenoids
ArticleAbstract: Many biologically active substances are composed of sesquiterpene units linked to aromatic structurePalabras claves:Copper, Cyclization, Epoxides, radicals, titaniumAutores:Antonio Rosales Martínez, Cuerva J.M., Gansäuer A., Justicia J., Oltra J.E., Rinker B., Worgull D.Fuentes:scopusUnified synthesis of eudesmanolides, combining biomimetic strategies with homogeneous catalysis and free-radical chemistry
ArticleAbstract: (Matrix presented) A general procedure for the synthesis of both 12,6- and 12,8-eudesmanolides has bPalabras claves:Autores:Antonio Rosales Martínez, Barrero A.F., Cuerva J.M., Oltra J.E.Fuentes:scopusUnprecedented Barbier-type reactions catalysed by titanocene(III)
ArticleAbstract: Selective Barbier-type allylations, benzylations and propargylations of aldehydes and ketones can bePalabras claves:Autores:Antonio Rosales Martínez, Cuerva J.M., Gansäuer A., Justicia J., Oller-López J.L., Oltra J.E.Fuentes:scopusStereoselective Synthesis of Natural Products Promoted by Titanocene(III)
Book PartAbstract: The use of radical reactions in organic synthesis is increasing every year. Bis(cyclopentadienil)titPalabras claves:alkaloids, Polyketides, Synthesis of natural products, terpenoids, Titanium catalystsAutores:Alvarez-Corral M., Antonio Rosales Martínez, Muñoz-Dorado M., Oltra J.E., Padial N.M., Rodríguez-García I., Roldan-Molina E.Fuentes:scopus