<?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>S1870-249X2008000300002</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Enzymatic Hydrolysis of N-protected 2-Hydroxymethylpiperidine Acetates]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Solís]]></surname>
<given-names><![CDATA[Aida]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Nava]]></surname>
<given-names><![CDATA[Artemio]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[Herminia Inés]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Manjarrez]]></surname>
<given-names><![CDATA[Norberto]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Luna]]></surname>
<given-names><![CDATA[Héctor]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cassani]]></surname>
<given-names><![CDATA[Julia]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidad Autónoma Metropolitana Unidad Xochimilco Departamento de Sistemas Biológicos]]></institution>
<addr-line><![CDATA[México D.F.]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2008</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2008</year>
</pub-date>
<volume>52</volume>
<numero>3</numero>
<fpage>181</fpage>
<lpage>184</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-249X2008000300002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-249X2008000300002&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-249X2008000300002&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Liver acetone powders (LAPs) were used as hydrolase sources to biocatalyze the hydrolysis of N-protected-2-hydroxymethylpiperidine acetates (N-Ts and N-Boc). Different reaction conditions were evaluated, like source of LAP (cat, guinea pig, chicken, dog, sheep, bovine, rat, mouse, pig and rabbit), proportion of cosolvent, type of cosolvent and pH.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Como fuente de hidrolasas se usaron polvos acetónicos de hígado (PAH), para biocatalizar la hidrólisis de los acetatos de la 2-hidroximetilpiperidina N-protegida (N-Ts y N-Boc). Se evaluaron diferentes condiciones de reacción, como la fuente del PAH (gato, cuyo, pollo, perro, borrego, res, rata, ratón, cerdo y conejo), la proporción de codisolvente, tipo de codisolvente y pH.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Liver acetone powder]]></kwd>
<kwd lng="en"><![CDATA[2-hydroxymethylpiperidine]]></kwd>
<kwd lng="en"><![CDATA[bio-catalysis]]></kwd>
<kwd lng="en"><![CDATA[hydrolysis]]></kwd>
<kwd lng="es"><![CDATA[Polvo acetónico de hígado]]></kwd>
<kwd lng="es"><![CDATA[2-hidroximetilpiperidina]]></kwd>
<kwd lng="es"><![CDATA[biocatálisis]]></kwd>
<kwd lng="es"><![CDATA[hidrólisis]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p align="justify"><font face="verdana" size="4">Article</font></p>     <p align="center"><font face="verdana" size="2">&nbsp;</font></p>     <p align="center"><font face="verdana" size="4"><b>Enzymatic Hydrolysis of <i>N</i>&#150;protected 2&#150;Hydroxymethylpiperidine Acetates</b></font></p>     <p align="center"><font face="verdana" size="2">&nbsp;</font></p>     <p align="center"><font face="verdana" size="2"><b>Aida Sol&iacute;s,<sup>*</sup> Artemio Nava, Herminia In&eacute;s P&eacute;rez, Norberto Manjarrez, H&eacute;ctor Luna, Julia Cassani</b></font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><i>Departamento de Sistemas Biol&oacute;gicos, Universidad Aut&oacute;noma Metropolitana&#150;Xochimilco, Calzada del Hueso 1100, Col. Villa Quietud, Coyoac&aacute;n, M&eacute;xico, D.F. CP 04960, Phone: (55) 5483&#150;7255, Fax: (55) 5483&#150;7237. <sup>*</sup>Responsible author:</i> <a href="mailto:asolis@correo.xoc.uam.mx">asolis@correo.xoc.uam.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 18 de abril de 2008    <br>   Aceptado el 24 de Mayo de 2008</font></p>     ]]></body>
<body><![CDATA[<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">Liver acetone powders (LAPs) were used as hydrolase sources to biocatalyze the hydrolysis of <i>N</i>&#150;protected&#150;2&#150;hydroxymethylpiperidine acetates (<i>N</i>&#150;Ts and <i>N</i>&#150;Boc). Different reaction conditions were evaluated, like source of LAP (cat, guinea pig, chicken, dog, sheep, bovine, rat, mouse, pig and rabbit), proportion of cosolvent, type of cosolvent and pH.</font></p>     <p align="justify"><font face="verdana" size="2"><b>Key words: </b>Liver acetone powder, 2&#150;hydroxymethylpiperidine, bio&#150;catalysis, hydrolysis.</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">Como fuente de hidrolasas se usaron polvos acet&oacute;nicos de h&iacute;gado (PAH), para biocatalizar la hidr&oacute;lisis de los acetatos de la 2&#150;hidroximetilpiperidina <i>N</i>&#150;protegida (<i>N</i>&#150;Ts y <i>N</i>&#150;Boc). Se evaluaron diferentes condiciones de reacci&oacute;n, como la fuente del PAH (gato, cuyo, pollo, perro, borrego, res, rata, rat&oacute;n, cerdo y conejo), la proporci&oacute;n de codisolvente, tipo de codisolvente y pH.</font></p>     <p align="justify"><font face="verdana" size="2"><b>Palabras clave: </b>Polvo acet&oacute;nico de h&iacute;gado, 2&#150;hidroximetilpiperidina, biocat&aacute;lisis, hidr&oacute;lisis.</font></p>     <p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><a href="/pdf/jmcs/v52n3/v52n3a2.pdf" target="_blank">DESCARGAR ART&Iacute;CULO EN FORMATO PDF</a></font></p>     ]]></body>
<body><![CDATA[<p align="justify"><font face="verdana" size="2">&nbsp;</font></p>     <p align="justify"><font face="verdana" size="2"><b>Acknowledgments</b></font></p>     <p align="justify"><font face="verdana" size="2">We thank the financial support of Consejo Nacional de Ciencia y Tecnolog&iacute;a (CONACyT), M&eacute;xico, Grant Num. 37272&#150;N.</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) Pollard, D.J.; Woodley, J.M. <i>Trends Biotech. </i><b>2006, </b>25, 66&#150;73.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4904777&pid=S1870-249X200800030000200001&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --> b) Aleu, J.; Bustillo, A.J.; Hern&aacute;ndez&#150;Gal&aacute;n, R.; Collado I.G. <i>Curr. Opinion Org. Chem. </i><b>2006, </b>10, 2037&#150;2054.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4904778&pid=S1870-249X200800030000200002&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --> c) Leresche, J.E.; Meyer, H.&#150;P. <i>Org. Proc. Res. Dev. </i><b>2006, </b>10, 572&#150;580.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4904779&pid=S1870-249X200800030000200003&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">2. S&aacute;nchez&#150;Sancho, F.; Herrand&oacute;n, B. Tetrahedron: <i>Asymmetry </i><b>1998, </b>9, 1951&#150;1965.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4904781&pid=S1870-249X200800030000200004&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">3. Adger, B.; Dyer, U.; Hutton, G; Woods, M. <i>Tetrahedron Lett. </i><b>1996, </b>37, 6399&#150;6402.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4904783&pid=S1870-249X200800030000200005&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">4. Scopes, D.I.C.; Hayes, N.F.; Bays, D.F.; Belton, D.; Brain, J.; Brown, D.S.; Judd, D.B.; McElroy, A.B.; Meerholz, C.A.; Naylos, A.; Hayes, A.G.; Sheehan, M.J.; Birch, P.J.; Tyers, M.B. <i>J. Med. Chem. </i><b>1992, </b>35, 490&#150;501.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4904785&pid=S1870-249X200800030000200006&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">5. a) Wasserman, H.H.; Rotello, V.M. <i>J. Org. Chem. </i><b>1989, </b><i>54, </i>2785&#150;2786.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4904787&pid=S1870-249X200800030000200007&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><!-- ref --> b) Che, S.H.; Horvath, R.F.; Joglar, J.; Fischer, M.J.; Danishefsky S.J. <i>J. Org. Chem. </i><b>1991, </b><i>56, </i>5834&#150;5845.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4904788&pid=S1870-249X200800030000200008&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     <!-- ref --><p align="justify"><font face="verdana" size="2">6. Bora, U.; Saikia, C. J.; Chetia, A.; Mishra, A. K.; Kumar, B.S.D.; Boruah, R.C. <i>Tetrahedron Lett. </i><b>2003, </b>44, 9099&#150;9102.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=4904790&pid=S1870-249X200800030000200009&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --></font></p>     ]]></body>
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