81-61-8O=C1c2ccc(O)c(O)c2C(=O)c2c(O)ccc(O)c21VBHKTXLEJZIDJF-UHFFFAOYSA-NQuinalizarin is a tetrahydroxyanthraquinone having the four hydroxy groups at the 1-, 2-, 5- and 8-positions. It has a role as an EC 2.7.11.1 (non-specific serine/threonine protein kinase) inhibitor.
安全情報は参考情報です。供給元の安全データシート(SDS)、適用法令、専門家による評価に代わるものではありません。
Warning
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
P264, P270, P273, P301+P317, P330, P391, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 39 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Chemical: 9,10-Anthracenedione, 1,2,5,8-tetrahydroxy-
9,10-Anthracenedione, 1,2,5,8-tetrahydroxy-: Does not have an individual approval but may be used under an appropriate group standard
An irritant; [Acros Organics MSDS] A dye, still occasionally used to print cotton; [Merck Index]
Textiles (Printing, Dyeing, or Finishing) [Category: Industry]
解説1,2,5,8-tetrahydroxyanthraquinone.C14H8O6(272.21).アリザリンを発煙硫酸と室温で長時間反応させ,生じた硫酸エステルをアルカリと処理すると得られる."赤色の結晶.融点275 ℃ 以上.多くの有機溶媒に難溶.アルカリに溶けて赤紫色を呈し,酸性では黄色の水溶液となる.各種の金属とキレートをつくるので,かつて媒染染料として用いられ,また分析用試薬としての用途がある.とくにガリウム,ベリリウム,ホウ素などの比色定量に用いることができる.[CAS 81-61-8]森北出版「化学辞典(第2版)
使用1,2,5,8-TETRAHYDROXYANTHRAQUINONE is Al salts dark red, cotton mordanted with Cr salts bluish-violet. No longer used as a dye, except occasionally in printing cotton.
製造方法Quinalizarin. 1,2-Dihydroxyanthracene-9,10-dione or 1,4-Dihydroxyanthracene-9,10-dione with great excess fuming sulfuric acid oxidation and hydrolysis.
純化方法Crystallise the quinone from acetic acid or nitrobenzene. It can be sublimed in vacuo. The Cu salt forms red crystals. [Beilstein 8 H 549, 8 I 755, 8 II 584.]
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81-61-8DTXSID4052558CHEMBL29898CHEBI:37495定義ChEBI: A tetrahydroxyanthraquinone having the four hydroxy groups at the 1-, 2-, 5- and 8-positions.