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<h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Gulose</span></h1>
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<div id="mw-content-text" class="mw-body-content mw-content-ltr" lang="de" dir="ltr"><div class="mw-content-ltr mw-parser-output" lang="de" dir="ltr"><table class="wikitable infobox float-right" id="Vorlage_Infobox_Chemikalie" style="font-size:90%; margin-top:0; width:350px;" summary="Infobox Chemikalie">

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<th colspan="2" style="background:#FFDEAD; color:#202122;">Strukturformel
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<td colspan="2" class="hintergrundfarbe-basis skin-invert-image" style="text-align:center;"><span typeof="mw:File"></span>
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<td colspan="2" style="text-align:center; font-size:80%;"><a href="Fischer-Projektion" title="Fischer-Projektion">Fischer-Projektion</a>, offenkettige Darstellung
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<tr>
<th colspan="2" style="background:#FFDEAD; color:#202122;">Allgemeines
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<td style="width:33%;">Name
</td>
<td><small>D</small>-(−)-Gulose, <small>L</small>-(+)-Gulose
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<tr>
<td>Andere Namen
</td>
<td>
<ul><li>(2<i>R</i>,3<i>R</i>,4<i>S</i>,5<i>R</i>)-Pentahydroxyhexanal</li>
<li>(2<i>S</i>,3<i>S</i>,4<i>R</i>,5<i>S</i>)-Pentahydroxyhexanal</li>
<li>&nbsp;(<a href="Symbol-Nomenklatur_f%C3%BCr_Glykane" title="Symbol-Nomenklatur für Glykane">SNFG</a>-Symbol)</li></ul>
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<tr>
<td><a href="Summenformel" title="Summenformel">Summenformel</a>
</td>
<td>C<sub>6</sub>H<sub>12</sub>O<sub>6</sub>
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<tr>
<td>Kurzbeschreibung
</td>
<td>
<p>weißer Feststoff<sup id="cite_ref-TCI_1-0" class="reference"><a href="#cite_note-TCI-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup>
</p>
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<th colspan="2" style="background:#FFDEAD; color:#202122;">Externe Identifikatoren/Datenbanken
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<table class="mw-collapsible mw-collapsed wikitable" data-expandtext="+" data-collapsetext="−" style="border-top:none; margin:-1px; width:calc(100% + 2px);">

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<td style="width:33%;"><a href="CAS-Nummer" title="CAS-Nummer">CAS-Nummer</a>
</td>
<td>
<ul><li><span title="Untervorlage eingebunden: CASRN"></span><a rel="nofollow" class="external text" href="https://commonchemistry.cas.org/detail?cas_rn=4205-23-6">4205-23-6</a><span class="editoronly" style="display:none;"></span> (<small>D</small>-Gulose)</li>
<li><span title="Untervorlage eingebunden: CASRN"></span><a rel="nofollow" class="external text" href="https://commonchemistry.cas.org/detail?cas_rn=6027-89-0">6027-89-0</a><span class="editoronly" style="display:none;"></span> (<small>L</small>-Gulose)</li></ul>
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<td style="background:#FFDEAD; color:#202122; border-top:1px solid #FFDEAD; padding:0.2em 0; vertical-align:bottom; width:5%;">
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<td><a href="Europ%C3%A4ische_Chemikalienagentur" title="Europäische Chemikalienagentur">ECHA</a>-InfoCard
</td>
<td colspan="2"><a rel="nofollow" class="external text" href="https://www.echa.europa.eu/de/substance-information/-/substanceinfo/100.021.927">100.021.927</a>
</td></tr>
<tr>
<td><a href="PubChem" title="PubChem">PubChem</a>
</td>
<td colspan="2"><a rel="nofollow" class="external text" href="https://pubchem.ncbi.nlm.nih.gov/compound/167792">167792</a>
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<tr>
<td><a href="ChemSpider" title="ChemSpider">ChemSpider</a>
</td>
<td colspan="2"><a rel="nofollow" class="external text" href="https://www.chemspider.com/Chemical-Structure.146783.html">146783</a>
</td></tr>
<tr>
<td><a href="DrugBank" title="DrugBank">DrugBank</a>
</td>
<td colspan="2"><a rel="nofollow" class="external text" href="https://www.drugbank.ca/drugs/DB01914">DB01914</a>
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<tr>
<td style="border-right:1px solid #a2a9b1;"><a href="Wikidata" title="Wikidata">Wikidata</a>
</td>
<td colspan="2"><a href="https://www.wikidata.org/wiki/Q101095953" class="extiw external" title="d:Q101095953">Q101095953</a>
</td></tr></tbody></table>
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<tr>
<th colspan="2" style="background:#FFDEAD; color:#202122;">Eigenschaften
</th></tr>
<tr>
<td><a href="Molare_Masse" title="Molare Masse">Molare Masse</a>
</td>
<td>180,16 g·<a href="Mol" title="Mol">mol</a><sup>−1</sup>
</td></tr>
<tr>
<td><a href="Aggregatzustand" title="Aggregatzustand">Aggregatzustand</a>
</td>
<td>
<p>fest<sup id="cite_ref-TCI_1-1" class="reference"><a href="#cite_note-TCI-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup>
</p>
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<td><a href="Schmelzpunkt" title="Schmelzpunkt">Schmelzpunkt</a>
</td>
<td>
<p>132 <a href="Grad_Celsius" title="Grad Celsius">°C</a><sup id="cite_ref-TCI_1-2" class="reference"><a href="#cite_note-TCI-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup>
</p>
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<tr>
<td><a href="L%C3%B6slichkeit" title="Löslichkeit">Löslichkeit</a>
</td>
<td>
<p>gut in Wasser, schlecht in <a href="Ethanol" title="Ethanol">Ethanol</a><sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup>
</p>
</td></tr>




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<th colspan="2" style="background:#FFDEAD; color:#202122;">Sicherheitshinweise
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<td colspan="2">
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<tbody><tr>
<td colspan="2" style="text-align:center"><b><a href="Global_harmonisiertes_System_zur_Einstufung_und_Kennzeichnung_von_Chemikalien" title="Global harmonisiertes System zur Einstufung und Kennzeichnung von Chemikalien">GHS-Gefahrstoffkennzeichnung</a></b><sup id="cite_ref-TCI_1-3" class="reference"><a href="#cite_note-TCI-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup>
<table class="hintergrundfarbe-neutral" style="text-align:center; margin-left:auto; margin-right:auto; display:flex; justify-content:center;">

<tbody><tr>
<td><i>keine GHS-Piktogramme</i>
</td></tr></tbody></table>
<p>
</p>
</td></tr>
<tr>
<td rowspan="2" width="33%" style="border-top:1px #A7A7A7 dashed; border-right:1px #A7A7A7 dashed;"><a href="H-_und_P-S%C3%A4tze" title="H- und P-Sätze">H- und P-Sätze</a>
</td>
<td style="border-top:1px #A7A7A7 dashed;">H: <span title="Untervorlage eingebunden: H-Sätze"></span><i>keine H-Sätze</i>
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<tr>
<td style="border-top:1px #A7A7A7 dashed;">P: <span title="Untervorlage eingebunden: P-Sätze"></span><i>keine P-Sätze</i><sup id="cite_ref-TCI_1-4" class="reference"><a href="#cite_note-TCI-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup>
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<tr>
<td colspan="2" style="background:#FFDEAD; color:#202122; font-size:80%; text-align:center; line-height:150%; padding:.25em;">Wenn nicht anders vermerkt, gelten die angegebenen Daten bei <a href="Standardbedingungen" title="Standardbedingungen">Standardbedingungen</a> (0 °C, 1000&nbsp;hPa).
</td></tr></tbody></table><p><span class="editoronly" style="display:none;"></span>
</p><p><b>Gulose</b> (kurz: <b>Gul</b>) ist ein <a href="Monosaccharid" class="mw-redirect" title="Monosaccharid">Monosaccharid</a> mit sechs <a href="Kohlenstoff" title="Kohlenstoff">Kohlenstoff</a>-Atomen, also eine <a href="Hexose" class="mw-redirect" title="Hexose">Hexose</a>. Gulose gehört zur Gruppe der nicht natürlich vorkommenden <a href="Aldosen" title="Aldosen">Aldosen</a>.
</p><p>Wie bei jedem Zucker (außer Dihydroxyaceton) gibt es zwei <a href="Enantiomer" title="Enantiomer">enantiomere</a> Formen, die sich zueinander wie Bild und Spiegelbild verhalten, und zwar <small>D</small>-(−)-Gulose und <small>L</small>-(+)-Gulose. Wenn in diesem Text oder in der wissenschaftlichen Literatur „Gulose“ ohne weiteren Namenszusatz (<a href="Pr%C3%A4fix" title="Präfix">Präfix</a>) erwähnt wird, ist <small>D</small>-Gulose gemeint.
</p>
<div class="mw-heading mw-heading2"><h2 id="Eigenschaften">Eigenschaften</h2></div>
<p>In wässriger Lösung kommt es teilweise zu einem intramolekularen Ringschluss, so dass sich ein Gleichgewicht zwischen der Aldehydform und den beiden Ringformen (<a href="Furanose" class="mw-redirect" title="Furanose">Furanose</a> und <a href="Pyranose" class="mw-redirect" title="Pyranose">Pyranose</a>) einstellt:<sup id="cite_ref-UNI-Bern_3-0" class="reference"><a href="#cite_note-UNI-Bern-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup>
</p>
<table class="wikitable">

<tbody><tr style="background-color:#FFDEAD;">
<th colspan="3"><small>D</small>-Gulose – Schreibweisen
</th></tr>
<tr class="hintergrundfarbe5">
<th>Keilstrichformel
</th>
<th colspan="2"><a href="Haworth-Formel" title="Haworth-Formel">Haworth-Schreibweise</a>
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<tr class="hintergrundfarbe2">
<td align="center" rowspan="2"><span typeof="mw:File"></span>
</td>
<td align="center"><span typeof="mw:File"></span><br>α-<small>D</small>-Gulofuranose<br>&lt;1&nbsp;%
</td>
<td align="center"><span typeof="mw:File"></span><br>β-<small>D</small>-Gulofuranose<br>&lt;1&nbsp;%
</td></tr>
<tr class="hintergrundfarbe2">
<td align="center"><span typeof="mw:File"></span><br>α-<small>D</small>-Gulopyranose<br>22&nbsp;%
</td>
<td align="center"><span typeof="mw:File"></span><br>β-<small>D</small>-Gulopyranose<br>78&nbsp;%
</td></tr>
<tr>
<th colspan="3">Sesselkonformation
</th></tr>
<tr>
<td colspan="3"><span typeof="mw:File"></span>
</td></tr></tbody></table>
<div class="mw-heading mw-heading2"><h2 id="Weblinks">Weblinks</h2></div>
<div class="sisterproject" style="margin:0.1em 0 0 0;"><div class="noresize noviewer" style="display:inline-block; line-height:10px; min-width:1.6em; text-align:center;" aria-hidden="true" role="presentation"><span class="mw-default-size" typeof="mw:File"><span title="Commons"></span></span></div><b><span class=""><a class="external text" href="https://commons.wikimedia.org/wiki/Category:Gulose?uselang=de"><span lang="en">Commons</span>: Gulose</a></span></b>&nbsp;– Sammlung von Bildern, Videos und Audiodateien</div>
<div class="mw-heading mw-heading2"><h2 id="Einzelnachweise">Einzelnachweise</h2></div>
<ol class="references">
<li id="cite_note-TCI-1"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-TCI_1-0">a</a></sup> <sup><a href="#cite_ref-TCI_1-1">b</a></sup> <sup><a href="#cite_ref-TCI_1-2">c</a></sup> <sup><a href="#cite_ref-TCI_1-3">d</a></sup> <sup><a href="#cite_ref-TCI_1-4">e</a></sup></span> <span class="reference-text">Eintrag zu <span style="font-style:italic;"><a rel="nofollow" class="external text" href="https://www.tcichemicals.com/eshop/de/de/commodity/G0239">L-Gulose, &gt;98.0%</a></span> bei TCI Europe, abgerufen am 15.&nbsp;Oktober 2023.<span class="editoronly" style="display:none;"></span></span>
</li>
<li id="cite_note-2"><span class="mw-cite-backlink"><a href="#cite_ref-2">↑</a></span> <span class="reference-text">Eintrag zu <a rel="nofollow" class="external text" href="https://roempp.thieme.de/lexicon/RD-07-02165"><i>Gulose</i></a>. In: <i><a href="R%C3%B6mpp_Online" class="mw-redirect" title="Römpp Online">Römpp Online</a>.</i> Georg Thieme Verlag, abgerufen am 28.&nbsp;Dezember 2014.<span class="editoronly" style="display:none;"></span></span>
</li>
<li id="cite_note-UNI-Bern-3"><span class="mw-cite-backlink"><a href="#cite_ref-UNI-Bern_3-0">↑</a></span> <span class="reference-text">Jürg Hunziker: <style data-mw-deduplicate="TemplateStyles:r261891140">
/* start https://de.wikipedia.org/ */


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</style><a rel="nofollow" class="external text" href="https://web.archive.org/web/20080510045027/http://dcbwww.unibe.ch/groups/hunziker/teaching/carbohyd/Kap_02/209konfo.html"><i>Kohlenhydratchemie</i></a> (<span class="webarchiv-memento"><a href="Webarchivierung#Begrifflichkeiten" title="Webarchivierung">Memento</a></span> vom 10. Mai 2008 im <i><a href="Internet_Archive" title="Internet Archive">Internet Archive</a></i>), 1. April 2007.</span>
</li>
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Dieser Artikel wurde von <a class="external text" title="Zuletzt bearbeitet am 2024-09-12" href="https://de.wikipedia.org/wiki/?title=Gulose&amp;oldid=248548292">Wikipedia</a> herausgegeben. Der Text ist unter <a class="external text" href="https://creativecommons.org/licenses/by-sa/4.0/deed.de">Creative Commons Attribution-Share Alike 4.0</a> verfügbar, sofern nicht anders angegeben. Für die Mediendateien können zusätzliche Bedingungen gelten.
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