<?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>0379-3982</journal-id>
<journal-title><![CDATA[Revista Tecnología en Marcha]]></journal-title>
<abbrev-journal-title><![CDATA[Tecnología en Marcha]]></abbrev-journal-title>
<issn>0379-3982</issn>
<publisher>
<publisher-name><![CDATA[Instituto Tecnológico de Costa Rica]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0379-39822017000100113</article-id>
<article-id pub-id-type="doi">10.18845/tm.v30i1.3090</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Extracción y evaluación de los metabolitos secundarios de extractos etéreos del fruto Syzygium cumini (Jambool)]]></article-title>
<article-title xml:lang="en"><![CDATA[Extraction and evaluation of the secondary metabolites of ether extracts of Syzygium cumini (Jambool) fruit]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Camacho-Romero]]></surname>
<given-names><![CDATA[Oscar Ivan]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Melgarejo-Gómez]]></surname>
<given-names><![CDATA[Sandra]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[De-la-Rosa-Torres]]></surname>
<given-names><![CDATA[Catalino]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad del Atlántico Facultad de Química y Farmacia ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad del Atlántico Facultad de Química y Farmacia ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad del Atlántico Facultad de Química y Farmacia ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2017</year>
</pub-date>
<volume>30</volume>
<numero>1</numero>
<fpage>113</fpage>
<lpage>120</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S0379-39822017000100113&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S0379-39822017000100113&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S0379-39822017000100113&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen [23] Syzygium cumini es una planta perteneciente a las Myrtaceae, nativa de India, utilizada en la medicina tradicional como antidiabética, hipolipidémica, gastoprotectora, entre otros. Para determinar la composición química de los extractos etéreos del fruto de S. cumini (jambool), se emplearon dos muestras del fruto de S. cumini en diferentes estados fueron maceradas en éter de petróleo. Los extractos fueron analizados por Cromatografía de gases -Espectrometría de Masas e identificados por comparación de sus espectros con la base de espectros NIST, Wiley y Adams. Donde en el extracto del fruto maduro se identificaron compuestos como &#946;-guaieno (32.8 %), triterpeno -derivado de la amirina- (9,8%), trans-cariofileno (5,4%); mientras en el fruto seco están &#946;-guaieno (26,2 %), benzoato de bencilo (14,7%), trans-cariofileno (4,5%); además se evidenciaron otros constituyentes minoritarios como &#946;-pineno y p-cimeno; logrando identificar 47 compuestos entre terpenos y aromáticos, como componente mayoritario se identificó el &#946;- guaieno.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract [27] Syzygium cumini is a plant belonging to the family Myrtaceae, native to India, used in traditional medicine as antidiabetic, hypolipidemic, gastoprotector, among others. To determine the chemical composition of the ether extracts of the fruit of S. cumini (Jambool), they were used two samples of the fruit of S. cumini in different states were macerated in petroleum ether. The extracts were analyzed by gas chromatography-mass spectrometry and identified by comparison of their spectra with the spectra base NIST, Wiley and Adams. Where in the extract of the ripe fruit they were identified as compounds &#946;guaieno (32,8%), triterpene- amyrin Derivative- (9,8%), transcaryophyllene (5,4%), while in the nut are &#946;guaieno (26,2%), benzyl benzoate (14,7%), transcaryophyllene (4,5%), also other minor constituents were evident as &#946;-pinene and p-cymene; succeeded in identifying 47 compounds between terpenes and aromatic compounds, as the major component was identified &#946;- guaieno.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Syzygium cumini]]></kwd>
<kwd lng="es"><![CDATA[Myrtaceae]]></kwd>
<kwd lng="es"><![CDATA[&#946;- guaieno]]></kwd>
<kwd lng="es"><![CDATA[Jambool]]></kwd>
<kwd lng="en"><![CDATA[Syzygium cumini]]></kwd>
<kwd lng="en"><![CDATA[Myrtaceae]]></kwd>
<kwd lng="en"><![CDATA[&#946;- guaieno]]></kwd>
<kwd lng="en"><![CDATA[Jambool]]></kwd>
</kwd-group>
</article-meta>
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