キニザリン

外観

黄赤色～赤褐色、粉末

溶解性

水、エタノールに溶けにくい。

用途

溶剤、指示薬

化学的特性

orange to red-brown crystalline powder

使用

1,4-Dihydroxyanthraquinone, also known as quinizarin, is of great importance in manufacturing disperse, acid, and vat dyes.

定義

ChEBI: Quinizarin is a dihydroxyanthraquinone having the two hydroxy substituents at the 1- and 4-positions; formally derived from anthraquinone by replacement of two hydrogen atoms by hydroxy groups It has a role as a dye.

一般的な説明

1,4-Dihydroxyanthraquinone is an organic dye molecule with an aromatic structure. It is a derivative of anthraquinone bearing hydroxyl moieties. They may find uses in pharmacological, biochemical and dye industries. Anthraquinone dye are resistant to degradation.

安全性プロファイル

Poison by intravenous route. Moderately toxic by intraperitoneal route. Mutation data reported. An eye irritant. A weak allergen. When heated todecomposition it emits acrid smoke and irritating fumes.

純化方法

Crystallise quinizarin from glacial acetic acid. [Beilstein 8 H 450, 8 IV 3260.]