Mostrando 10 resultados de: 25
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European Journal of Organic Chemistry(4)
Journal of Organic Chemistry(4)
Angewandte Chemie - International Edition(3)
Chemistry - A European Journal(3)
Catalysts for Fine Chemical Synthesis: Metal Catalysed Carbon-Carbon Bond-Forming Reactions(1)
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Química orgánica(19)
Química física(7)
Química y ciencias afines(4)
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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:scopusCp<inf>2</inf>TiCl: An Ideal Reagent for Green Chemistry?
ArticleAbstract: The development of Green Chemistry inevitably involves the development of green reagents. In this rePalabras claves:Autores:Antonio Rosales Martínez, Castro Rodríguez M., Oltra J.E., Pozo-Morales L., Rodríguez-García I., Roman Nicolay Rodríguez-MaeckerFuentes: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:scopusErratum: Water: The ideal hydrogen-atom source in free-radical chemistry mediated by Ti<sup>III</sup> and other single-electron-transfer metals? (Angewandte Chemie - International Edition (2006) 45, (5522-5526) DOI: 10.1002/anie.200600831)
OtherAbstract:Palabras claves:Autores:Antonio Rosales Martínez, Buñuel E., Campaña A., Cárdenas D., Cuerva J.M., Justicia J., Oller-López J.L., Oltra J.E., Robles R.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:scopusHydrogen atom donors: Recent developments
ReviewAbstract: This review highlights recent developments in the field of hydrogen atom transfer (HAT) reagents thaPalabras claves:Bond dissociation energies, Catalysis, Chain reactions, Hydrogen atom transfer, Metal-hydrogen bonds, radicalsAutores:Antonio Rosales Martínez, Gansäuer A., Huth I., Oltra J.E., Otte M., Padial N.M., Sancho-Sanz I., Shi L.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:scopus