2026-04-29T11:46:17Zhttps://riubu.ubu.es/oai/request

oai:riubu.ubu.es:10259/42762022-04-29T12:02:48Zcom_10259_3593com_10259_5086com_10259_2604col_10259_3594

Velasco, Rocío 26964306-3e77-432b-b71c-9c9d3022ce45 500 Feberero, Claudia 167 500 0000-0002-7105-9785 Sanz Díez, Roberto 531 500 2016-11-21T11:43:13Z 2016-11-21T11:43:13Z 2015-09 1523-7060 http://hdl.handle.net/10259/4276 The use of t-BuLi at low temperature selectively leads to α-lithiation of benzyl phenyl ether generating a stable organolithium, which can be efficiently trapped with a variety of selected electrophiles prior to suffering the expected [1,2]-Wittig rearrangement. In the case of (o-alkynyl)phenyl benzyl ethers, the intermediate α-aryloxyorganolithium undergoes an unexpected anti intramolecular carbolithiation reaction leading to functionalized benzo[b]furan derivatives. Junta de Castilla y León (BU237U13) and Ministerio de Economía y Competitividad (MINECO) and FEDER (CTQ2013-48937-C2-1-P) application/pdf eng American Chemical Society ORGANIC LETTERS. 2015, V. 17, n. 18, p. 4416–4419 http://dx.doi.org/10.1021/acs.orglett.5b01964 Chemistry, Organic Química orgánica α-Lithiated Aryl Benzyl Ethers: Inhibition of [1,2]-Wittig Rearrangement and Application to the Synthesis of Benzo[b]furan Derivatives info:eu-repo/semantics/article info:eu-repo/semantics/acceptedVersion info:eu-repo/semantics/openAccess THUMBNAIL Velasco-OL_2015.pdf.jpg Velasco-OL_2015.pdf.jpg IM Thumbnail image/jpeg 4207 https://riubu.ubu.es/bitstream/10259/4276/4/Velasco-OL_2015.pdf.jpg 8564f5deb773f4319ca09b86ec5d3779 MD5 4 ORIGINAL Velasco-OL_2015.pdf Velasco-OL_2015.pdf application/pdf 174164 https://riubu.ubu.es/bitstream/10259/4276/1/Velasco-OL_2015.pdf 4189224f031dbd479c95a6d1654e87b0 MD5 1 LICENSE license.txt license.txt text/plain; charset=utf-8 999 https://riubu.ubu.es/bitstream/10259/4276/2/license.txt b295bcbce42e2caabeb0c623d3860c06 MD5 2 TEXT Velasco-OL_2015.pdf.txt Velasco-OL_2015.pdf.txt Extracted text text/plain 19724 https://riubu.ubu.es/bitstream/10259/4276/3/Velasco-OL_2015.pdf.txt 5d84ed1f6f1b07f1e312cbe9b9e28f88 MD5 3 10259/4276 oai:riubu.ubu.es:10259/4276 2022-04-29 14:02:48.069 Repositorio Institucional de la Universidad de Burgos bubrep@ubu.es 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