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oai:uvadoc.uva.es:10324/214522021-06-24T07:42:20Zcom_10324_1187com_10324_931com_10324_894com_10324_28542com_10324_952col_10324_1408col_10324_28543

Guevara Pulido, James Oswaldo 72cd1af6-276f-4c4f-beb4-5c864ab50ba2 500 Andrés García, José María bf59b6ca8a595a1b 500 0000-0002-0595-3789 Ávila, Deisy P. 23a5b121-7731-43e1-b5ee-474c20b10998 500 Pedrosa Sáez, Rafael 8cf26d950766a726 500 0000-0002-3652-7301 2016-12-05T13:48:27Z 2016-12-05T13:48:27Z 2016 RSC Advances, 2016, 6, p. 30166-30169 http://uvadoc.uva.es/handle/10324/21452 10.1039/C6RA04198A 30166 6 30169 RSC Advances Producción Científica Unprecedented diastereo- and enantioselective synthesis of seven-membered rings has been achieved by organocatalyzed intramolecular Michael addition of enals bearing β-diketone functionality. The cyclization leads to 2,3-disubstituted cycloheptanone derivatives in high yield and excellent stereoselectivity. The same organocatalyzed cyclization process has been used to prepare six-membered homologs, but with lower stereoselectivity. Ministerio de Economía, Industria y Competitividad (CTQ 2011-28487) Junta de Castilla y León (programa de apoyo a proyectos de investigación – Ref. VA064U13) Universidad de Valladolid for a pre-doctoral fellowships application/pdf eng Royal Society of Chemistry info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by-nc-nd/4.0/ Attribution-NonCommercial-NoDerivatives 4.0 International Química orgánica Enantioselective Synthesis of Seven-Membered Carbo- and Heterocyles by Organocatalyzed Intramolecular Michael Addition info:eu-repo/semantics/article http://pubs.rsc.org/ SI CC-LICENSE license_url license_url text/plain 49 https://uvadoc.uva.es/bitstream/10324/21452/2/license_url 4afdbb8c545fd630ea7db775da747b2f MD5 2 license_text license_text text/html; charset=utf-8 0 https://uvadoc.uva.es/bitstream/10324/21452/3/license_text d41d8cd98f00b204e9800998ecf8427e MD5 3 license_rdf license_rdf application/rdf+xml; charset=utf-8 0 https://uvadoc.uva.es/bitstream/10324/21452/4/license_rdf d41d8cd98f00b204e9800998ecf8427e MD5 4 LICENSE license.txt license.txt text/plain 4250 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