Výsledky vyhledávání - "Giovanna Zanella"

Akademický článek

Pentannulation of N-heterocycles by a tandem gold-catalyzed [3,3]-rearrangement/Nazarov reaction of propargyl ester derivatives: a computational study on the crucial role of the nitrogen atom

Autor: Giovanna Zanella, Martina Petrović, Dina Scarpi, Ernesto G. Occhiato, Enrique Gómez-Bengoa

Publikováno v: Beilstein Journal of Organic Chemistry, Vol 16, Iss 1, Pp 3059-3068 (2020)

The tandem gold(I)-catalyzed rearrangement/Nazarov reaction of enynyl acetates in which the double bond is embedded in a piperidine ring was computationally and experimentally studied. The theoretical calculations predict that the position of the pro

Externí odkaz: https://doaj.org/article/ba817907da2c47e7bfc7b2d80fa07cc3

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Brønsted Base Catalyzed One‐Pot Synthesis of Stereodefined Six‐Member Carbocycles Featuring Transient Trienolates and a Key Intramolecular 1,6‐Addition

Autor: Giovanna Zanella, Igor Iriarte, Olatz Olaizola, Claudio Palomo, Enrique Gómez-Bengoa, Mikel Oiarbide, Iñaki Ganboa

Publikováno v: Addi: Archivo Digital para la Docencia y la Investigación
Universidad del País Vasco
Angewandte Chemie International Edition
Addi. Archivo Digital para la Docencia y la Investigación
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Acatalyst-driven one-pot reaction sequence is developed for the enantio- and diastereoselective synthesis of tetrasubstituted cyclohexenes from simple unsaturated ketones or thioesters.The method involves atertiary amine/squara- mide-catalyzed a-sele

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3124db6277bec779ea8701d5369fc3f5
https://doi.org/10.1002/ange.201908693

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Synthesis of Indenes by the Tandem Gold(I)-Catalyzed Claisen Rearrangement/Hydroarylation Reaction of Propargyl Vinyl Ethers

Autor: Dina Scarpi, Ernesto G. Occhiato, Vittoria Langé, Antonia Rinaldi, Giovanna Zanella, Enrique Gómez-Bengoa

Publikováno v: Addi. Archivo Digital para la Docencia y la Investigación
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Addi: Archivo Digital para la Docencia y la Investigación
Universidad del País Vasco
The Journal of Organic Chemistry

The tandem gold(I)-catalyzed propargyl Claisen rearrangement/hydroarylation reaction of suitable propargyl vinyl ethers, followed by in situ reduction of the resulting carbonyl group, provides functionalized indenes in good to excellent yields. The r

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d4b4f886413721d3f63350540366bb62
http://hdl.handle.net/10810/52144

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alpha-Branched Ketone Dienolates: Base-Catalyzed Generation and Regio- and Enantioselective Addition Reactions

Autor: Mikel Oiarbide, Giovanna Zanella, Claudio Palomo, Iñaki Urruzuno, Odei Mugica, Silvia Vera, Enrique Gómez-Bengoa

Publikováno v: Addi: Archivo Digital para la Docencia y la Investigación
Universidad del País Vasco
Chemistry – A European Journal
Addi. Archivo Digital para la Docencia y la Investigación
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In this study, the unique capacity of bifunctional Brønsted bases to generate α-branched ketone dienolates and control both site- and stereoselectivity of their addition reactions to representative classes of carbon electrophiles (i.e., vinyl sulfo

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::30cf074a05bd42ab878a456d71027872
http://hdl.handle.net/10810/52088

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