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Listar Artículos (Química Orgánica) por autor "Lassaletta, José M."
Mostrando ítems 1-14 de 14
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Artículo
Asymmetric Organocatalytic Synthesis of Fluorinated β-Hydroxy Diazenes
Matador Martínez, Esteban; de Gracia Retamosa, María; Jiménez Sánchez, Antonio; Monge Fernández, David; Fernández Fernández, Rosario Fátima; Lassaletta, José M. (Wiley-Blackwell, 2019)The nucleophilic addition of formaldehyde tert-butyl hydrazone to fluoromethyl ketones provides a valuable tool for the ...
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Artículo
Asymmetric synthesis of dibenzo[b,d]azepines by Cu-catalyzed reductive or borylative cyclization
Rodríguez Salamanca, Patricia; Martín de la Calle, Rocío; Rodríguez Bravo, Verónica; Merino, Pedro; Fernández Fernández, Rosario Fátima; Lassaletta, José M.; Hornillos, Valentín (Royal Society of Chemistry, 2021)A copper-catalyzed asymmetric intramolecular reductive cyclization for the synthesis of dibenzo[b,d]azepines is described. ...
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Artículo
Atroposelective transformation of axially chiral (hetero)biaryls. From desymmetrization to modern resolution strategies
Carmona, José A.; Rodríguez Franco, Carlos; Fernández Fernández, Rosario Fátima; Hornillos, Valentín; Lassaletta, José M. (Royal Society of Chemistry, 2021)This tutorial review provides a systematic overview of the available methodologies for the atroposelective transformation ...
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Artículo
AuI-Catalyzed Hydroalkynylation of Haloalkynes
García Fernández, Pedro David; Iglesias Sigüenza, Francisco Javier; Rivero Jerez, Paula S.; Díez Martín, Elena; Gómez Bengoa, Enrique; Fernández Fernández, Rosario Fátima; Lassaletta, José M. (American Chemical Society, 2020)The AuI-catalyzed reaction between terminal alkynes and aromatic haloalkynes proceeds through divergent pathways depending ...
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Artículo
Axially Chiral Triazoloisoquinolin-3-ylidene Ligands in Gold(I)-catalyzed Asymmetric Intermolecular (4 + 2) Cycloadditions of Allenamides and Dienes
Francos, Javier; Grande Carmona, Francisca; Faustino, Hélio; Iglesias Sigüenza, Francisco Javier; Díez Martín, Elena; Alonso, Isaac; Fernández Fernández, Rosario Fátima; Lassaletta, José M.; López, Fernando; Mascareñas, José L. (American Chemical Society, 2012)The first highly enantioselective intermolecular (4 + 2) cycloaddition between allenes and dienes is reported. The reaction ...
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Artículo
Bifunctional Squaramide Organocatalysts for the Asymmetric Addition of Formaldehyde tert-Butylhydrazone to Simple Aldehydes
Matador Martínez, Esteban; de Gracia Retamosa, María; Monge Fernández, David; Iglesias Sigüenza, Francisco Javier; Fernández Fernández, Rosario Fátima; Lassaletta, José M. (Wiley-Blackwell, 2018)The nucleophilic addition of formaldehyde tert-butylhydrazone to simple aldehydes (a formal hetero-carbonyl–ene reaction) ...
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Artículo
Biocatalytic Atroposelective Synthesis of Axially Chiral N-Arylindoles via Dynamic Kinetic Resolution
Rodríguez Salamanca, Patricia; Gonzalo Calvo, Gonzalo de; Carmona, José A.; López Serrano, Joaquín; Iglesias Sigüenza, Francisco Javier; Fernández Fernández, Rosario Fátima; Lassaletta, José M.; Hornillos, Valentín (American Chemical Society, 2022-12-22)A highly enantioselective biocatalytic dynamic kinetic resolution (DKR) of configurationally labile N-arylindole aldehydes ...
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Artículo
Dynamic Kinetic Resolution of Hetero biaryl Ketones by Zinc- Catalyzed Asymmetr ic Hydrosil ylation
Hornillos, Valentín; Carmona, José A.; Ros Lao, Abel; Iglesias Sigüenza, Francisco Javier; López Serrano, Joaquín; Fernández Fernández, Rosario Fátima; Lassaletta, José M. (Wiley, 2018)Adiastereo- and highly enantioselective dynamic kinetic resolution (DKR) of configurationally labile hetero- biaryl ketones is ...
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Artículo
Ir-Catalyzed Atroposelective Desymmetrization of Heterobiaryls: Hydroarylation of Vinyl Ethers and Bicycloalkenes
Romero Arenas, Antonio; Hornillos, Valentín; Iglesias Sigüenza, Francisco Javier; Fernández Fernández, Rosario Fátima; López Serrano, Joaquín; Ros, Abel; Lassaletta, José M. (American Chemical Society, 2020)A highly regio-, diastereo-, and enantioselective, scalable Ir-catalyzed hydroarylation of electron-rich acyclic and ...
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Artículo
N-Heterotricyclic Cationic Carbene Ligands. Synthesis, Reactivity and Coordination Chemistry
Iglesias Sigüenza, Francisco Javier; Izquierdo, Cristina; Díez Martín, Elena; Fernández Fernández, Rosario Fátima; Lassaletta, José M. (Royal Society of Chemistry, 2018)The direct dialkylation of triazolo[4,3-b]isoquinolin-3-ylidene structures readily affords dicationic N-heterotricyclic ...
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Artículo
Preparation of Chitosan-supported Urea Materials and their Application in Some Organocatalytic Procedures
Gonzalo Calvo, Gonzalo de; Franconetti García, Antonio; Fernández Fernández, Rosario Fátima; Lassaletta, José M.; Cabrera Escribano, Francisca (Elsevier, 2018)An efficient and mild procedure was developed for the preparation of three chitosan-supported ureas containing ...
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Artículo
Pyridine-Hydrazone Ligands in Asymmetric Palladium-Catalyzed 1,4- and 1,6-Additions of Arylboronic Acids to Cyclic (Di)enones
de Gracia Retamosa, María; Álvarez Casao, Yolanda; Matador Martínez, Esteban; Gómez, Ángela; Monge Fernández, David; Fernández Fernández, Rosario Fátima; Lassaletta, José M. (Wiley-Blackwell, 2019)Catalysts generated by combinations of Pd(TFA)2 and enantiomerically pure pyridine-hydrazone ligands have been applied to ...
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Artículo
Pyridine–hydrazone ligands in enantioselective palladium-catalyzed Suzuki–Miyaura cross-couplings
Álvarez Casao, Yolanda; Estepa, Beatriz; Monge Fernández, David; Ros, Abel; Iglesias Sigüenza, Francisco Javier; Álvarez, Eleuterio; Fernández Fernández, Rosario Fátima; Lassaletta, José M. (Elsevier, 2016)The geometries and coordination properties of modular pyridineehydrazone N,N-ligands containing C2- symmetric ...
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Artículo
Strongly Emissive and Photostable Four-Coordinate Organoboron N,C Chelates and Their Use in Fluorescence Microscopy
Pais, Vânia F.; Alcaide, María M.; López Rodríguez, Rocío; Collado, Daniel; Nájera, Francisco; Pérez Inestrosa, Ezequiel; Álvarez, Eleuterio; Lassaletta, José M.; Fernández Fernández, Rosario Fátima; Ros Lao, Abel; Pischel, Uwe (Wiley-Blackwell, 2015)Six strongly fluorescent four-coordinate organoboron N,C chelates containing an aryl isoquinoline skeleton were prepared. ...