<?xml version="1.0" encoding="UTF-8"?><?xml-stylesheet type="text/xsl" href="static/style.xsl"?><OAI-PMH xmlns="http://www.openarchives.org/OAI/2.0/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/ http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd"><responseDate>2026-06-21T16:07:26Z</responseDate><request verb="GetRecord" identifier="oai:riubu.ubu.es:10259/9324" metadataPrefix="dim">https://riubu.ubu.es/oai/request</request><GetRecord><record><header><identifier>oai:riubu.ubu.es:10259/9324</identifier><datestamp>2024-07-02T00:05:29Z</datestamp><setSpec>com_10259_3596</setSpec><setSpec>com_10259_5086</setSpec><setSpec>com_10259_2604</setSpec><setSpec>com_10259_3593</setSpec><setSpec>col_10259_3597</setSpec><setSpec>col_10259_3594</setSpec></header><metadata><dim:dim xmlns:dim="http://www.dspace.org/xmlns/dspace/dim" xmlns:doc="http://www.lyncode.com/xoai" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.dspace.org/xmlns/dspace/dim http://www.dspace.org/schema/dim.xsd">
<dim:field mdschema="dc" element="contributor" qualifier="author" authority="c17cf50a-843a-443e-92b1-6a5607b46351" confidence="600" orcid_id="">Gómez Gil, Sara</dim:field>
<dim:field mdschema="dc" element="contributor" qualifier="author" authority="493" confidence="600" orcid_id="0000-0002-9938-2058">Rubio Presa, Rubén</dim:field>
<dim:field mdschema="dc" element="contributor" qualifier="author" authority="277" confidence="600" orcid_id="0000-0001-5018-0845">Hernández Ruiz, Raquel</dim:field>
<dim:field mdschema="dc" element="contributor" qualifier="author" authority="544" confidence="600" orcid_id="0000-0002-4249-7807">Suarez Pantiga, Samuel</dim:field>
<dim:field mdschema="dc" element="contributor" qualifier="author" authority="422" confidence="600" orcid_id="0000-0001-7083-8093">Pedrosa Sáez, María de los Remedios</dim:field>
<dim:field mdschema="dc" element="contributor" qualifier="author" authority="531" confidence="600" orcid_id="0000-0003-2830-0892">Sanz Díez, Roberto</dim:field>
<dim:field mdschema="dc" element="date" qualifier="accessioned">2024-07-01T06:55:22Z</dim:field>
<dim:field mdschema="dc" element="date" qualifier="available">2024-07-01T06:55:22Z</dim:field>
<dim:field mdschema="dc" element="date" qualifier="issued">2023-04-26</dim:field>
<dim:field mdschema="dc" element="identifier" qualifier="issn">1477-0520</dim:field>
<dim:field mdschema="dc" element="identifier" qualifier="uri">http://hdl.handle.net/10259/9324</dim:field>
<dim:field mdschema="dc" element="identifier" qualifier="doi">10.1039/D3OB00436H</dim:field>
<dim:field mdschema="dc" element="identifier" qualifier="essn">1477-0539</dim:field>
<dim:field mdschema="dc" element="description" qualifier="abstract" lang="en">A new two-step procedure for the synthesis of 1,4-dicarbonyls has&#xd;
been developed involving an efficient and clean Mo-catalyzed oxidative cleavage of cyclobutane-1,2-diols with DMSO, which is used&#xd;
as solvent and oxidant. The required starting glycols were prepared&#xd;
by nucleophilic additions of organolithiums and Grignard reagents&#xd;
to easily available 2-hydroxycyclobutanones.</dim:field>
<dim:field mdschema="dc" element="description" qualifier="sponsorship" lang="en">We gratefully acknowledge Ministerio de Ciencia e Innovación and FEDER (PID2020-115789GB-C21), and Junta de Castilla y León and FEDER (BU049P20) for financial support. S. G.-G. and R. H.-R. thank Ministerio de Educación for FPU predoctoral contracts. S. S.-P. thanks Ministerio de Ciencia e Innovación and “NextGenerationEU”/PRTR EU for a Ramón y Cajal contract (RYC2021-031533-I).</dim:field>
<dim:field mdschema="dc" element="format" qualifier="mimetype">application/pdf</dim:field>
<dim:field mdschema="dc" element="language" qualifier="iso" lang="es">eng</dim:field>
<dim:field mdschema="dc" element="publisher" lang="en">Royal Society of Chemistry</dim:field>
<dim:field mdschema="dc" element="relation" qualifier="ispartof" lang="en">Organic &amp; Biomolecular Chemistry. 2023, V. 21, n. 20, p. 4185-4190</dim:field>
<dim:field mdschema="dc" element="relation" qualifier="publisherversion" lang="es">https://doi.org/10.1039/D3OB00436H</dim:field>
<dim:field mdschema="dc" element="rights" lang="*">Atribución-NoComercial 4.0 Internacional</dim:field>
<dim:field mdschema="dc" element="rights" qualifier="uri" lang="*">http://creativecommons.org/licenses/by-nc/4.0/</dim:field>
<dim:field mdschema="dc" element="rights" qualifier="accessRights" lang="es">info:eu-repo/semantics/openAccess</dim:field>
<dim:field mdschema="dc" element="subject" qualifier="other" lang="es">Química orgánica</dim:field>
<dim:field mdschema="dc" element="subject" qualifier="other" lang="es">Biología molecular</dim:field>
<dim:field mdschema="dc" element="subject" qualifier="other" lang="en">Chemistry, Organic</dim:field>
<dim:field mdschema="dc" element="subject" qualifier="other" lang="en">Molecular biology</dim:field>
<dim:field mdschema="dc" element="title" lang="en">Synthesis of 1,4-ketoaldehydes and 1,4-diketones by Mo-catalyzed oxidative cleavage of cyclobutane-1,2-diols</dim:field>
<dim:field mdschema="dc" element="type" lang="es">info:eu-repo/semantics/article</dim:field>
<dim:field mdschema="dc" element="type" qualifier="hasVersion" lang="es">info:eu-repo/semantics/publishedVersion</dim:field>
<dim:field mdschema="dc" element="journal" qualifier="title" lang="en">Organic &amp; Biomolecular Chemistry</dim:field>
<dim:field mdschema="dc" element="volume" qualifier="number" lang="es">21</dim:field>
<dim:field mdschema="dc" element="issue" qualifier="number" lang="es">20</dim:field>
<dim:field mdschema="dc" element="page" qualifier="initial" lang="es">4185</dim:field>
<dim:field mdschema="dc" element="page" qualifier="final" lang="es">4190</dim:field>
</dim:dim></metadata></record></GetRecord></OAI-PMH>