<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dcterms="http://purl.org/dc/terms/">
<rdf:Description rdf:about="https://riquim.fq.edu.uy/items/show/5681">
    <dcterms:title><![CDATA[<strong>Four interpenetrating hydrogen-bonded three-dimensional networks in divanillin.</strong>]]></dcterms:title>
    <dcterms:subject><![CDATA[QUIMICA COMPUTACIONAL]]></dcterms:subject>
    <dcterms:subject><![CDATA[LIGNINA]]></dcterms:subject>
    <dcterms:subject><![CDATA[DIVANILINA]]></dcterms:subject>
    <dcterms:subject><![CDATA[CALCULO DFT-D]]></dcterms:subject>
    <dcterms:subject><![CDATA[ESTRUCTURA CRISTALINA]]></dcterms:subject>
    <dcterms:subject><![CDATA[BIBLIOGRAFIA NACIONAL QUIMICA]]></dcterms:subject>
    <dcterms:subject><![CDATA[2018]]></dcterms:subject>
    <dcterms:abstract><![CDATA[The crystal structure of divainillin (systematic name: 6,6&prime;-dihy&shy;droxy-5,5&prime;-di&shy;meth&shy;oxy-[1,1&prime;-biphen&shy;yl]-3,3&prime;-dicarbaldehyde), C16H14O6, was determined from laboratory powder X-ray diffraction data using the software EXPO2013 (direct methods) and WinPSSP (direct-space approach). Divanillin mol&shy;ecules crystallize in the ortho&shy;rhom&shy;bic space group Pba2 (No. 32), with two mol&shy;ecules per unit cell (Z&prime; = 1 \over 2). Each divanillin mol&shy;ecule, with twofold symmetry, is linked through strong alcohol&ndash;aldehyde hydrogen bonds to four equivalent mol&shy;ecules, defining a three-dimensional hydrogen-bonding network, with rings made up of six divanillin units (a diamond-like arrangement). Each mol&shy;ecule is also connected through &pi;&ndash;&pi; inter&shy;actions to a translation-equivalent mol&shy;ecule along c. Four consecutive mol&shy;ecules stacked along [001] belong to four different three-dimensional hydrogen-bonding networks defining a quadruple array of inter&shy;penetrating networks. This complex hydrogen-bonding array is proposed as an explanation for the aging process experienced by divanillin powders.]]></dcterms:abstract>
    <dcterms:creator><![CDATA[<strong>Imer, M. R</strong>]]></dcterms:creator>
    <dcterms:creator><![CDATA[<strong>Aldabalde, Virginia</strong>]]></dcterms:creator>
    <dcterms:creator><![CDATA[<strong>Pagola, S.</strong>]]></dcterms:creator>
    <dcterms:creator><![CDATA[<strong>Streek, J. V. D.</strong>]]></dcterms:creator>
    <dcterms:creator><![CDATA[<a title="Curriculum Vitae" href="https://exportcvuy.anii.org.uy/CvEstatico/?urlId=a6f6b983eb02f40fe8e9784a71115fd267d30ff3d5997288d688b4c247e99d4e992cc6c5f422970aefe50e0211ce803a6f4322d3eda65e95887a20dd9a4e39fd&amp;formato=pdf&amp;convocatoria=21" target="_self"><strong>Suescun, Leopoldo</strong></a>]]></dcterms:creator>
    <dcterms:source><![CDATA[Acta Crystallographica Section C: Structural Chemistry v. 74, no. 12, 2018. -- p. 1768-1773]]></dcterms:source>
    <dcterms:publisher><![CDATA[International Union of Crystallography]]></dcterms:publisher>
    <dcterms:date><![CDATA[2018]]></dcterms:date>
    <dcterms:rights><![CDATA[<p><strong>Informaci&oacute;n sobre Derechos de Autor</strong></p>
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    <dcterms:format><![CDATA[PDF]]></dcterms:format>
    <dcterms:language><![CDATA[Ingl&eacute;s]]></dcterms:language>
    <dcterms:type><![CDATA[Art&iacute;culo]]></dcterms:type>
    <dcterms:identifier><![CDATA[DOI:10.1107/S2053229618016200]]></dcterms:identifier>
</rdf:Description></rdf:RDF>
