Výsledky vyhledávání - "María R. Pedrosa"

Synthesis of 1,4-ketoaldehydes and 1,4-diketones by Mo-catalyzed oxidative cleavage of cyclobutane-1,2-diols

Autor: Sara Gómez-Gil, Rubén Rubio-Presa, Raquel Hernández-Ruiz, Samuel Suárez-Pantiga, María R. Pedrosa, Roberto Sanz

Publikováno v: Organic & Biomolecular Chemistry. 21:4185-4190

The synthesis of 1,4-dicarbonyls has been accomplished by a dioxomolybdenum-catalyzed oxidative C–C bond cleavage of cyclobutane-1,2-diols with DMSO.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::923153607009f45510897d4cf7867cef
https://doi.org/10.1039/d3ob00436h

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Mo–Catalyzed One‐Pot Synthesis of N ‐Polyheterocycles from Nitroarenes and Glycols with Recycling of the Waste Reduction Byproduct. Substituent‐Tuned Photophysical Properties

Autor: Rubén Rubio-Presa, M. José Tapia, Roberto Sanz, Samuel Suárez-Pantiga, María R. Pedrosa, Raquel Hernández-Ruiz, Manuel A. Fernández-Rodríguez

Publikováno v: Repositorio Institucional de la Universidad de Burgos (RIUBU)
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Chemistry (Weinheim an Der Bergstrasse, Germany)

A catalytic domino reduction–imine formation–intramolecular cyclization–oxidation for the general synthesis of a wide variety of biologically relevant N‐polyheterocycles, such as quinoxaline‐ and quinoline‐fused derivatives, and phenanthr

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d9b0483cd0408bf44d389cdde770f5e7
https://doi.org/10.1002/chem.202102000

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Reductive Molybdenum-Catalyzed Direct Amination of Boronic Acids with Nitro Compounds

Autor: Samuel Suárez-Pantiga, Raquel Hernández-Ruiz, Cintia Virumbrales, María R. Pedrosa, Roberto Sanz

Publikováno v: Repositorio Institucional de la Universidad de Burgos (RIUBU)
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The synthesis of aromatic amines is of utmost importance in a wide range of chemical contexts. We report a direct amination of boronic acids with nitro compounds to yield (hetero)aryl amines. The novel combination of a dioxomolybdenum(VI) catalyst an

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6a6e29075310ef320c641c8c6174abc8
https://doi.org/10.1002/anie.201812806

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Phyllosilicate-content influence on the spectroscopic properties and antioxidant capacity of Iberian Cretaceous clays

Autor: S. Sanllorente, Javier García-Tojal, Carlos Rad, Pilar Muñiz, María R. Pedrosa, Eneko Iriarte, Susana Palmero, Dolores Rivero-Perez, Maria Cruz Zuluaga, Mónica Cavia-Saiz

Publikováno v: Repositorio Institucional de la Universidad de Burgos (RIUBU)
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Kaolinite-rich Cretaceous clay sediment samples from Burgos (Spain) have been analyzed by elemental analysis, X-ray fluorescence, inductively coupled plasma mass spectrometry, X-ray diffraction and different spectroscopic techniques, as Fourier Trans

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7381ba2f75a1b83c7e6cbad43d69a69c
http://hdl.handle.net/10259/5826

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A practical and chemoselective Mo-catalysed sulfoxide reduction protocol using a 3-mercaptopropyl-functionalized silica gel (MPS)

Autor: Francisco J. Arnáiz, María R. Pedrosa, Roberto Sanz, Manuel A. Fernández-Rodríguez, Patricia García-García, Nuria García

Publikováno v: Repositorio Institucional de la Universidad de Burgos (RIUBU)
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A convenient sulfoxide deoxygenation procedure using a mercaptopropyl-functionalized silica gel as the reducing agent is described. This new protocol based on a heterogeneous reagent displays broad scope and tolerance to reducible functional groups a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::26f5a43aa44ede511d1bc8d25bb26dce
https://doi.org/10.1039/c6ra03106d

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Molybdenum‐catalyzed sustainable friedländer synthesis of quinolines

Autor: Samuel Suárez-Pantiga, Rubén Rubio-Presa, María R. Pedrosa, Roberto Sanz

Publikováno v: Repositorio Institucional de la Universidad de Burgos (RIUBU)
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Polysubstituted quinolines have beenefficiently synthesized from nitroarenes and glycols,as reducing agents, under dioxomolybdenum(VI)-catalysis. Interestingly, the waste reduction byprod-uct is incorporated into the final heterocycle. Thismethod rep

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::12f6f0dad6e625c14a2f8c016b0129b9
http://hdl.handle.net/10259/4921

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Molybdenum-catalyzed deoxygenation of heteroaromatic n-oxides and hydroxides using Pinacol as Reducing Agent

Autor: María R. Pedrosa, Rubén Rubio-Presa, Roberto Sanz, Francisco J. Arnáiz, Manuel A. Fernández-Rodríguez

Publikováno v: Repositorio Institucional de la Universidad de Burgos (RIUBU)
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A molybdenum-catalyzed deoxygenationof pyridine N -oxides and N-hydroxybenzotriazoles,as well as other azole N-oxides, has been developedusing pinacol as an environmentally friendly oxo-acceptor. The only by-products are acetone andwater making the p

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::245321653be40cc45f84f7c88401e292
http://hdl.handle.net/10259/4528

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A Selective, Efficient and Environmentally Friendly Method for the Oxidative Cleavage of Glycols

Autor: Rubén Rubio-Presa, María R. Pedrosa, Roberto Sanz, Patricia García-García, Francisco J. Arnáiz, Manuel A. Fernández-Rodríguez, Nuria García

Publikováno v: Repositorio Institucional de la Universidad de Burgos (RIUBU)
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A catalytic methodology for the oxidative cleavage of vicinal diols is described as an advantageous alternative in terms of the environmental impact on classical methods involving toxic oxidants. The novel strategy is based on the use of dioxomolybde

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::190ae7a2fe3aa1c2dedb8b77fecc1b11
http://hdl.handle.net/10259/4289

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Addition compounds of MoO2Cl2 with chiral sulfoxides. First molecular structures of dioxomolybdenum complexes bearing chiral non-racemic sulfoxide as ligand

Autor: Rafael Aguado, María R. Pedrosa, Francisco J. Arnáiz, Virginia Diez, Roberto Sanz, Jaime Escribano

Publikováno v: Inorganica Chimica Acta. 363:3158-3164

MoO2Cl2(L)2 [L = (R)-(+)-methyl-p-tolylsulfoxide (R-MeTolSO) (1), methyl-p-tolylsulfoxide (MeTolSO) (2), 2-benzenesulfinyl-1,1-diphenylethanol (BSDPE) (3), 1-benzenesulfinyl-2-methyl-2-propanol (BSMP) (4), benzenesulfinylmethyl 4-methylphenyl ketone

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2bf26faa5f1c62218001ae6a818193f1
https://doi.org/10.1016/j.ica.2010.05.044

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