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<h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Alizarinkomplexon</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">
<tbody><tr>
<th colspan="2" style="background:#FFDEAD; color:#202122;">Strukturformel
</th></tr>
<tr>
<td colspan="2" class="hintergrundfarbe-basis skin-invert-image" style="text-align:center;"><span typeof="mw:File"></span>
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<tr>
<th colspan="2" style="background:#FFDEAD; color:#202122;">Allgemeines
</th></tr>
<tr>
<td style="width:33%;">Name
</td>
<td>Alizarinkomplexon
</td></tr>
<tr>
<td>Andere Namen
</td>
<td>
<ul><li>Alizarin-3-methylimino-<i>N</i>,<i>N</i>-diessigsäure</li>
<li>1,2-Dihydroxyanthrachinonyl-3-methylamine-<i>N</i>,<i>N</i>-diessigsäure</li>
<li>Aminomethylalizarindiessigsäure</li>
<li>1,2-Dihydroxy-anthrachinon-3-methylen-iminodiessigsäure</li></ul>
</td></tr>
<tr>
<td><a href="Summenformel" title="Summenformel">Summenformel</a>
</td>
<td>C<sub>19</sub>H<sub>15</sub>NO<sub>8</sub>
</td></tr>
<tr>
<td>Kurzbeschreibung
</td>
<td>
<p>bräunlich gelber bis oranger Feststoff<sup id="cite_ref-Hermann_P._T._Ammon_1-0" class="reference"><a href="#cite_note-Hermann_P._T._Ammon-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup>
</p>
</td></tr>
<tr>
<th colspan="2" style="background:#FFDEAD; color:#202122;">Externe Identifikatoren/Datenbanken
</th></tr>
<tr>
<td colspan="2" style="padding:0;">
<table class="mw-collapsible mw-collapsed wikitable" data-expandtext="+" data-collapsetext="−" style="border-top:none; margin:-1px; width:calc(100% + 2px);">
<tbody><tr>
<td style="width:33%;"><a href="CAS-Nummer" title="CAS-Nummer">CAS-Nummer</a>
</td>
<td><span title="Untervorlage eingebunden: CASRN"></span><a rel="nofollow" class="external text" href="https://commonchemistry.cas.org/detail?cas_rn=3952-78-1">3952-78-1</a><span class="editoronly" style="display:none;"></span>
</td>
<td style="background:#FFDEAD; color:#202122; border-top:1px solid #FFDEAD; padding:0.2em 0; vertical-align:bottom; width:5%;">
</td></tr>
<tr>
<td><a href="EG-Nummer" title="EG-Nummer">EG-Nummer</a>
</td>
<td colspan="2">223-544-2
</td></tr>
<tr style="display:none;" class="editoronly">
<td><a href="Europ%C3%A4ische_Chemikalienagentur" title="Europäische Chemikalienagentur">ECHA</a>-InfoCard
</td>
<td colspan="2"><span class="wikidata-content"><a rel="nofollow" class="external text" href="https://www.echa.europa.eu/de/substance-information/-/substanceinfo/100.021.405">100.021.405</a></span>
</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/65132">65132</a>
</td></tr>
<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/Q27123958" class="extiw external" title="d:Q27123958">Q27123958</a>
</td></tr></tbody></table>
</td></tr>
<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>385,33 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_2-0" class="reference"><a href="#cite_note-TCI-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup>
</p>
</td></tr>
<tr>
<td><a href="Schmelzpunkt" title="Schmelzpunkt">Schmelzpunkt</a>
</td>
<td>
<p>180 <a href="Grad_Celsius" title="Grad Celsius">°C</a> (Zersetzung)<sup id="cite_ref-TCI_2-1" class="reference"><a href="#cite_note-TCI-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup>
</p>
</td></tr>
<tr>
<td><a href="L%C3%B6slichkeit" title="Löslichkeit">Löslichkeit</a>
</td>
<td>
<ul><li>sehr schwer löslich in Wasser (Dihydrat, 0,2 g·l<sup>−1</sup> bei 20 °C)<sup id="cite_ref-Quelle_3-0" class="reference"><a href="#cite_note-Quelle-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup></li>
<li>fast unlöslich in <a href="Diethylether" title="Diethylether">Diethylether</a>, <a href="Ethanol" title="Ethanol">Ethanol</a> und anderen unpolaren organischen <a href="L%C3%B6sungsmittel" title="Lösungsmittel">Lösungsmitteln</a><sup id="cite_ref-Kuang_Lu_Cheng_4-0" class="reference"><a href="#cite_note-Kuang_Lu_Cheng-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup></li>
<li>löslich in Alkalihydroxidlösungen<sup id="cite_ref-Hermann_P._T._Ammon_1-1" class="reference"><a href="#cite_note-Hermann_P._T._Ammon-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></li></ul>
</td></tr>
<tr>
<th colspan="2" style="background:#FFDEAD; color:#202122;">Sicherheitshinweise
</th></tr>
<tr>
<td colspan="2">
<table cellspacing="0" cellpadding="2" style="width:100%;">
<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_2-2" class="reference"><a href="#cite_note-TCI-2"><span class="cite-bracket">[</span>2<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>
</td></tr>
<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_2-3" class="reference"><a href="#cite_note-TCI-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup>
</td></tr>
</tbody></table>
</td></tr>
<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 hPa).
</td></tr></tbody></table><p><span class="editoronly" style="display:none;"></span>
</p><p><b>Alizarinkomplexon</b> ist eine <a href="Chemische_Verbindung" title="Chemische Verbindung">chemische Verbindung</a> aus der Gruppe der <a href="Anthrachinonfarbstoffe" title="Anthrachinonfarbstoffe">Anthrachinonfarbstoffe</a>.
</p>
<div class="mw-heading mw-heading2"><h2 id="Gewinnung_und_Darstellung">Gewinnung und Darstellung</h2></div>
<p>Alizarinkomplexon kann durch <a href="Mannich-Kondensation" class="mw-redirect" title="Mannich-Kondensation">Mannich-Kondensation</a> von <a href="Alizarin" title="Alizarin">Alizarin</a> mit <a href="Iminodiessigs%C3%A4ure" title="Iminodiessigsäure">Iminodiessigsäure</a> gewonnen werden.<sup id="cite_ref-Kuang_Lu_Cheng_4-1" class="reference"><a href="#cite_note-Kuang_Lu_Cheng-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup>
</p>
<div class="mw-heading mw-heading2"><h2 id="Eigenschaften">Eigenschaften</h2></div>
<p>Alizarinkomplexon ist als <a href="Dihydrat" class="mw-redirect" title="Dihydrat">Dihydrat</a> ein bräunlich gelber bis oranger Feststoff,<sup id="cite_ref-Hermann_P._T._Ammon_1-2" class="reference"><a href="#cite_note-Hermann_P._T._Ammon-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> der sehr schwer löslich in Wasser ist.<sup id="cite_ref-TCI_2-4" class="reference"><a href="#cite_note-TCI-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> Mit <a href="Metallion" class="mw-redirect" title="Metallion">Metallionen</a> (unter anderem seltenen Erden) bildet die Verbindung farbige <a href="Komplexverbindung" class="mw-redirect" title="Komplexverbindung">Komplexverbindungen</a>.<sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Kuang_Lu_Cheng_4-2" class="reference"><a href="#cite_note-Kuang_Lu_Cheng-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> Die Farbe der wässrigen Lösung ändert sich mit dem <a href="PH-Wert" title="PH-Wert">pH-Wert</a> von gelb über rot zu blau.<sup id="cite_ref-Kuang_Lu_Cheng_4-3" class="reference"><a href="#cite_note-Kuang_Lu_Cheng-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup>
</p>
<div class="mw-heading mw-heading2"><h2 id="Verwendung">Verwendung</h2></div>
<p>Alizarinkomplexon wird als <a href="Kolorimetrie" title="Kolorimetrie">kolorimetrische</a> <a href="Nachweisreagenz" title="Nachweisreagenz">Nachweisreagenz</a> auf <a href="Fluorid" class="mw-redirect" title="Fluorid">Fluorid</a> verwendet.<sup id="cite_ref-Hermann_P._T._Ammon_1-3" class="reference"><a href="#cite_note-Hermann_P._T._Ammon-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> Es wird auch als Farbstoff zum Anfärben mineralisierter Knochen von konservierten Wirbeltierproben eingesetzt.<sup id="cite_ref-Sigma_8-0" class="reference"><a href="#cite_note-Sigma-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> Es wird auch als <a href="Metallindikator" class="mw-redirect" title="Metallindikator">Metallindikator</a> in der <a href="Chelatometrie" title="Chelatometrie">chelatometrischen</a> <a href="Titration" title="Titration">Titration</a> und <a href="Photometrie" title="Photometrie">photometrisches</a> Reagenz für <a href="Aluminium" title="Aluminium">Al</a>, <a href="Cobalt" title="Cobalt">Co</a>, <a href="Kupfer" title="Kupfer">Cu</a>, <a href="Indium" title="Indium">In</a>, <a href="Mangan" title="Mangan">Mn</a>, <a href="Nickel" title="Nickel">Ni</a>, <a href="Zink" title="Zink">Zn</a> und <a href="Seltenerdmetalle" class="mw-redirect" title="Seltenerdmetalle">Seltenerdmetalle</a> verwendet.<sup id="cite_ref-Kuang_Lu_Cheng_4-4" class="reference"><a href="#cite_note-Kuang_Lu_Cheng-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup>
</p>
<div class="mw-heading mw-heading2"><h2 id="Einzelnachweise">Einzelnachweise</h2></div>
<ol class="references">
<li id="cite_note-Hermann_P._T._Ammon-1"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-Hermann_P._T._Ammon_1-0">a</a></sup> <sup><a href="#cite_ref-Hermann_P._T._Ammon_1-1">b</a></sup> <sup><a href="#cite_ref-Hermann_P._T._Ammon_1-2">c</a></sup> <sup><a href="#cite_ref-Hermann_P._T._Ammon_1-3">d</a></sup></span> <span class="reference-text">Hermann P. T. Ammon: <cite style="font-style:italic">Hunnius Pharmazeutisches Wörterbuch</cite>. Walter de Gruyter GmbH & Co KG, 2021, ISBN 978-3-11-242212-0, <span style="white-space:nowrap">S.<span style="display:inline-block;width:.2em"> </span>77</span> (<a rel="nofollow" class="external text" href="https://books.google.de/books?id=6oWtEAAAQBAJ&pg=PA77#v=onepage">eingeschränkte Vorschau</a> in der Google-Buchsuche).<span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rfr_id=info:sid/de.wikipedia.org:Alizarinkomplexon&rft.au=Hermann+P.+T.+Ammon&rft.btitle=Hunnius+Pharmazeutisches+W%C3%B6rterbuch&rft.date=2021&rft.genre=book&rft.isbn=9783112422120&rft.pages=77&rft.pub=Walter+de+Gruyter+GmbH+%26+Co+KG" style="display:none"> </span></span>
</li>
<li id="cite_note-TCI-2"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-TCI_2-0">a</a></sup> <sup><a href="#cite_ref-TCI_2-1">b</a></sup> <sup><a href="#cite_ref-TCI_2-2">c</a></sup> <sup><a href="#cite_ref-TCI_2-3">d</a></sup> <sup><a href="#cite_ref-TCI_2-4">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/A3227">Alizarin-Komplexon, >70.0%</a></span> bei TCI Europe, abgerufen am 23. November 2025.<span class="editoronly" style="display:none;"></span></span>
</li>
<li id="cite_note-Quelle-3"><span class="mw-cite-backlink"><a href="#cite_ref-Quelle_3-0">↑</a></span> <span class="reference-text">Datenblatt <span style="font-style:italic;"><a rel="nofollow" class="external text" href="https://www.carlroth.com/downloads/sdb/de/7/SDB_7634.2_DE_DE.pdf">Alizarin Komplexon Dihydrat</a></span> (PDF) bei <a href="Carl_Roth_(Unternehmen)" title="Carl Roth (Unternehmen)">Carl Roth</a>, abgerufen am 23. November 2025.<span class="editoronly" style="display:none;"></span></span>
</li>
<li id="cite_note-Kuang_Lu_Cheng-4"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-Kuang_Lu_Cheng_4-0">a</a></sup> <sup><a href="#cite_ref-Kuang_Lu_Cheng_4-1">b</a></sup> <sup><a href="#cite_ref-Kuang_Lu_Cheng_4-2">c</a></sup> <sup><a href="#cite_ref-Kuang_Lu_Cheng_4-3">d</a></sup> <sup><a href="#cite_ref-Kuang_Lu_Cheng_4-4">e</a></sup></span> <span class="reference-text">Kuang Lu Cheng, Keihei Ueno, Toshiaki Imamura: <cite style="font-style:italic">CRC Handbook of Organic Analytical Reagents, Second Edition</cite>. CRC Press, 1992, ISBN 978-0-8493-4287-5, <span style="white-space:nowrap">S.<span style="display:inline-block;width:.2em"> </span>305</span> (<a rel="nofollow" class="external text" href="https://books.google.de/books?id=RPqeQLr3PyQC&pg=PA305#v=onepage">eingeschränkte Vorschau</a> in der Google-Buchsuche).<span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rfr_id=info:sid/de.wikipedia.org:Alizarinkomplexon&rft.au=Kuang+Lu+Cheng%2C+Keihei+Ueno%2C+Toshiaki+Imamura&rft.btitle=CRC+Handbook+of+Organic+Analytical+Reagents%2C+Second+Edition&rft.date=1992&rft.genre=book&rft.isbn=9780849342875&rft.pages=305&rft.pub=CRC+Press" style="display:none"> </span></span>
</li>
<li id="cite_note-5"><span class="mw-cite-backlink"><a href="#cite_ref-5">↑</a></span> <span class="reference-text">Safaa H. Etaiw, Raafat M. Issa, Nasef B. El-Assy: <cite style="font-style:italic">Metal complexes with Alizarin complexone—I: Physiocochemical characters and stability constants of the Sc3+, Y3+, La3+, Ce3+, Gd3+ and Yb3+ complexes</cite>. In: <cite style="font-style:italic">Journal of Inorganic and Nuclear Chemistry</cite>. <span style="white-space:nowrap">Band<span style="display:inline-block;width:.2em"> </span>43</span>, <span style="white-space:nowrap">Nr.<span style="display:inline-block;width:.2em"> </span>2</span>, 1981, <span style="white-space:nowrap">S.<span style="display:inline-block;width:.2em"> </span>303–304</span>, <a href="Digital_Object_Identifier" title="Digital Object Identifier">doi</a>:<span class="uri-handle" style="white-space:nowrap"><a rel="nofollow" class="external text" href="https://doi.org/10.1016/0022-1902%2881%2990013-0">10.1016/0022-1902(81)90013-0</a></span>.<span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rfr_id=info:sid/de.wikipedia.org:Alizarinkomplexon&rft.atitle=Metal+complexes+with+Alizarin+complexone%E2%80%94I%3A+Physiocochemical+characters+and+stability+constants+of+the+Sc3%2B%2C+Y3%2B%2C+La3%2B%2C+Ce3%2B%2C+Gd3%2B+and+Yb3%2B+complexes&rft.au=Safaa+H.+Etaiw%2C+Raafat+M.+Issa%2C+Nasef+B.+El-Assy&rft.date=1981&rft.doi=10.1016%2F0022-1902%2881%2990013-0&rft.genre=journal&rft.issue=2&rft.jtitle=Journal+of+Inorganic+and+Nuclear+Chemistry&rft.pages=303-304&rft.volume=43" style="display:none"> </span></span>
</li>
<li id="cite_note-6"><span class="mw-cite-backlink"><a href="#cite_ref-6">↑</a></span> <span class="reference-text">Safaa H. Etaiw, Gabber A. W. El-Inany, Samy M. Abu El-Wafa: <cite style="font-style:italic">Rare earth complexes with alizarin complexone—VI. Stabilities of AC and some amine polycarboxylic acid chelates of the tri-positive rare earth metal ions</cite>. In: <cite style="font-style:italic">Journal of Inorganic and Nuclear Chemistry</cite>. <span style="white-space:nowrap">Band<span style="display:inline-block;width:.2em"> </span>43</span>, <span style="white-space:nowrap">Nr.<span style="display:inline-block;width:.2em"> </span>8</span>, 1981, <span style="white-space:nowrap">S.<span style="display:inline-block;width:.2em"> </span>1920–1921</span>, <a href="Digital_Object_Identifier" title="Digital Object Identifier">doi</a>:<span class="uri-handle" style="white-space:nowrap"><a rel="nofollow" class="external text" href="https://doi.org/10.1016/0022-1902%2881%2980410-1">10.1016/0022-1902(81)80410-1</a></span>.<span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rfr_id=info:sid/de.wikipedia.org:Alizarinkomplexon&rft.atitle=Rare+earth+complexes+with+alizarin+complexone%E2%80%94VI.+Stabilities+of+AC+and+some+amine+polycarboxylic+acid+chelates+of+the+tri-positive+rare+earth+metal+ions&rft.au=Safaa+H.+Etaiw%2C+Gabber+A.+W.+El-Inany%2C+Samy+M.+Abu+El-Wafa&rft.date=1981&rft.doi=10.1016%2F0022-1902%2881%2980410-1&rft.genre=journal&rft.issue=8&rft.jtitle=Journal+of+Inorganic+and+Nuclear+Chemistry&rft.pages=1920-1921&rft.volume=43" style="display:none"> </span></span>
</li>
<li id="cite_note-7"><span class="mw-cite-backlink"><a href="#cite_ref-7">↑</a></span> <span class="reference-text">Li Nan-Qiang, Zhao Yan-Nan, Gao Xiao-Xia: <cite style="font-style:italic">Studies on the polarographic behaviors of alizarin complexone and the adsorptive complex wave of thulium-alizarin complexone</cite>. In: <cite style="font-style:italic">Acta Chimica Sinica English Edition</cite>. <span style="white-space:nowrap">Band<span style="display:inline-block;width:.2em"> </span>3</span>, <span style="white-space:nowrap">Nr.<span style="display:inline-block;width:.2em"> </span>1</span>, 1985, <span style="white-space:nowrap">S.<span style="display:inline-block;width:.2em"> </span>41–51</span>, <a href="Digital_Object_Identifier" title="Digital Object Identifier">doi</a>:<span class="uri-handle" style="white-space:nowrap"><a rel="nofollow" class="external text" href="https://doi.org/10.1002/cjoc.19850030108">10.1002/cjoc.19850030108</a></span>.<span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rfr_id=info:sid/de.wikipedia.org:Alizarinkomplexon&rft.atitle=Studies+on+the+polarographic+behaviors+of+alizarin+complexone+and+the+adsorptive+complex+wave+of+thulium-alizarin+complexone&rft.au=Li+Nan-Qiang%2C+Zhao+Yan-Nan%2C+Gao+Xiao-Xia&rft.date=1985&rft.doi=10.1002%2Fcjoc.19850030108&rft.genre=journal&rft.issue=1&rft.jtitle=Acta+Chimica+Sinica+English+Edition&rft.pages=41-51&rft.volume=3" style="display:none"> </span></span>
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<li id="cite_note-Sigma-8"><span class="mw-cite-backlink"><a href="#cite_ref-Sigma_8-0">↑</a></span> <span class="reference-text">Datenblatt <span style="font-style:italic;"><a rel="nofollow" class="external text" href="https://www.sigmaaldrich.com/catalog/product/SIGMA/A3882">Alizarin-3-Methyliminodiessigsäure, 98%</a></span> bei <a href="Sigma-Aldrich" title="Sigma-Aldrich">Sigma-Aldrich</a>, abgerufen am 23. November 2025 (<a rel="nofollow" class="external text" href="https://www.sigmaaldrich.com/DE/de/sds/SIGMA/A3882?userType=anonymous">PDF</a>).<span class="editoronly" style="display:none;"></span></span>
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