<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>1870-249X</journal-id>
<journal-title><![CDATA[Journal of the Mexican Chemical Society]]></journal-title>
<abbrev-journal-title><![CDATA[J. Mex. Chem. Soc]]></abbrev-journal-title>
<issn>1870-249X</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Química de México A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1870-249X2007000100007</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Synthesis of Rhodium (I) Complexes with Mono and Dithiolato Ligands: Application in Catalytic Hydroformylation of Olefins]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vargas-Malváez]]></surname>
<given-names><![CDATA[Edgar]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pimentel]]></surname>
<given-names><![CDATA[Georgina]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Trujillo]]></surname>
<given-names><![CDATA[Gustavo]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martin]]></surname>
<given-names><![CDATA[Erika]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidad Nacional Autónoma de México, Facultad de Química Departamento de Química Inorgánica]]></institution>
<addr-line><![CDATA[México Distrito Federal]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2007</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2007</year>
</pub-date>
<volume>51</volume>
<numero>1</numero>
<fpage>33</fpage>
<lpage>38</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-249X2007000100007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-249X2007000100007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-249X2007000100007&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[The thiols,1-phenylethanothiol 1 and 2,4-pentanodithiol 2 were synthesised and used to prepare binuclear rhodium species 3, 4 of the type [Rh2(µ-L)n(cod)2] (L = 1, n = 2; L = 2, n = 1; cod = 1,5cyclooctadiene). NMR and FAB+ mass spectrometry data are consistent with a binuclear structure for the species. These complexes, plus PPh3 or diphosphines (dppp, dppb), were used as catalytic precursors for the hydroformylation of styrene under mild conditions. Fairly good activities and regioselectivities were achieved for catalytic system 3/ PPh3.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Los tioles,1-feniletanotiol 1 and 2,4-pentanoditiol 2 fueron sintetizados y empleados para preparar especies binucleares de rodio 3, 4 de formulación [Rh2(µ-L)n(cod)2] (L = 1, n = 2; L = 2, n = 1; cod = 1,5-ciclooctadieno). Los espectros de RMN y espectrometría de masas FAB+ son consistentes con una estructura binuclear para estas especies. Estos complejos junto con P&#1092;3 o difosfinas (dppp, dppb), fueron usados como precursores catalíticos en la hidroformilación de estireno en condiciones suaves de reacción. Con el sistema catalítico 3/P&#1092;3 se alcanzaron buenas actividades y selectividades.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Thiolato ligands]]></kwd>
<kwd lng="en"><![CDATA[sulphur ligands]]></kwd>
<kwd lng="en"><![CDATA[binuclear complex]]></kwd>
<kwd lng="en"><![CDATA[rhodium complex]]></kwd>
<kwd lng="en"><![CDATA[homogeneous catalysis]]></kwd>
<kwd lng="en"><![CDATA[hydroformylation]]></kwd>
<kwd lng="es"><![CDATA[Ligantes tiolato]]></kwd>
<kwd lng="es"><![CDATA[ligantes azufrados]]></kwd>
<kwd lng="es"><![CDATA[complejo binuclear]]></kwd>
<kwd lng="es"><![CDATA[complejo de rodio]]></kwd>
<kwd lng="es"><![CDATA[catálisis homogénea]]></kwd>
<kwd lng="es"><![CDATA[hidroformilación]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[  	    <p align="justify"><font face="verdana" size="4">Article</font></p>  	    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="center"><font face="verdana" size="4"><b>Synthesis of Rhodium (I) Complexes with Mono and Dithiolato Ligands: Application in Catalytic Hydroformylation of Olefins</b></font></p>  	    <p align="center"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="center"><font face="verdana" size="2"><b>Edgar Vargas&#45;Malv&aacute;ez, Georgina Pimentel, Gustavo Trujillo, Erika Martin<sup>a</sup>*</b></font></p>  	    <p align="center"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="justify"><font face="verdana" size="2"><i>Departamento de Qu&iacute;mica Inorg&aacute;nica, Facultad de Qu&iacute;mica, Universidad Nacional Aut&oacute;noma de M&eacute;xico. Ciudad Universitaria, 04510, M&eacute;xico D.F., M&eacute;xico</i>. <a href="mailto:erikam@servidor.unam.mx">erikam@servidor.unam.mx</a>.</font></p>  	    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="justify"><font face="verdana" size="2">Recibido el 8 de noviembre del 2006;    ]]></body>
<body><![CDATA[<br> 	Aceptado el 2 de febrero de 2007.</font></p>  	    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="justify"><font face="verdana" size="2"><b>Abstract</b></font></p>  	    <p align="justify"><font face="verdana" size="2">The thiols,1&#45;phenylethanothiol <b>1</b> and 2,4&#45;pentanodithiol <b>2</b> were synthesised and used to prepare binuclear rhodium species <b>3, 4</b> of the type &#91;Rh<sub>2</sub>(&#181;&#45;<i>L</i>)<sub>n</sub>(cod)<sub>2</sub>&#93; (<i>L</i> = <b>1,</b> <i>n</i> = 2; <i>L</i> = <b>2,</b> <i>n</i> = 1; cod = 1,5cyclooctadiene). NMR and FAB<sup>+</sup> mass spectrometry data are consistent with a binuclear structure for the species. These complexes, plus PPh<sub>3</sub> or diphosphines (dppp, dppb), were used as catalytic precursors for the hydroformylation of styrene under mild conditions. Fairly good activities and regioselectivities were achieved for catalytic system <b>3</b>/ PPh<sub>3</sub>.</font></p>  	    <p align="justify"><font face="verdana" size="2"><b>Keywords:</b> Thiolato ligands, sulphur ligands, binuclear complex, rhodium complex, homogeneous catalysis, hydroformylation.</font></p>  	    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="justify"><font face="verdana" size="2"><b>Resumen</b></font></p>  	    <p align="justify"><font face="verdana" size="2">Los tioles,1&#45;feniletanotiol <b>1</b> and 2,4&#45;pentanoditiol <b>2</b> fueron sintetizados y empleados para preparar especies binucleares de rodio <b>3, 4</b> de formulaci&oacute;n &#91;Rh<sub>2</sub>(&#181;&#45;<i>L</i>)<sub>n</sub>(cod)<sub>2</sub>&#93; (<i>L</i> = <b>1,</b> <i>n</i> = 2; <i>L</i> = <b>2,</b> <i>n</i> = 1; cod = 1,5&#45;ciclooctadieno). Los espectros de RMN y espectrometr&iacute;a de masas FAB+ son consistentes con una estructura binuclear para estas especies. Estos complejos junto con P&#1092;<sub>3</sub> o difosfinas (dppp, dppb), fueron usados como precursores catal&iacute;ticos en la hidroformilaci&oacute;n de estireno en condiciones suaves de reacci&oacute;n. Con el sistema catal&iacute;tico <b>3</b>/P&#1092;<sub>3</sub> se alcanzaron buenas actividades y selectividades.</font></p>  	    <p align="justify"><font face="verdana" size="2"><b>Palabras Clave:</b> Ligantes tiolato, ligantes azufrados, complejo binuclear, complejo de rodio, cat&aacute;lisis homog&eacute;nea, hidroformilaci&oacute;n.</font></p>  	    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>  	    ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2"><a href="/pdf/jmcs/v51n1/v51n1a7.pdf" target="_blank">DESCARGAR ART&Iacute;CULO EN FORMATO PDF</a></font></p>  	    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>  	    <p align="justify"><font face="verdana" size="2"><b>Acknowledgement</b></font></p>  	    <p align="justify"><font face="verdana" size="2">We are grateful to CONACYT&#45;3183P and CYTED&#45;V.9 for financial support.</font></p>  	    <p align="justify"><font face="verdana" size="2">&nbsp;</font></p> 	    <p align="justify"><font face="verdana" size="2"><b>References</b></font></p>      <!-- ref --><p align="justify"><font face="verdana" size="2">1. a) Bauer&#45;Siebenlist, B.; Meyer, F.; Farkas, E.; Vidovic, D.; Cuesta&#45;Seijo, J. A.; Herbst&#45;Irmer, R.; Pritzkow, H. <i>Inorg. 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