2-ヒドロキシ-5-[[5-ヒドロキシ-6-[(2-ソジオオキシカルボニルフェニル)アゾ]-7-ソジオスルホ-2-ナフタレニル]アゾ]安息香酸ナトリウム 化学特性,用途語,生産方法
製造方法
2-Aminobenzoic acid diazo, in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, its product to diazo, coupled with 2-Hydroxybenzoic acid.
Properties and Applications
Dark purplish red. Soluble in water for red, and adequate soluble in alcohol. In the dark for the strong sulfuric acid, diluted as a pale orange-red to brown. The dye solution to join strong hydrochloric acid have red light brown precipitation; Add sodium hydroxide to red light brown.
2-ヒドロキシ-5-[[5-ヒドロキシ-6-[(2-ソジオオキシカルボニルフェニル)アゾ]-7-ソジオスルホ-2-ナフタレニル]アゾ]安息香酸ナトリウム 上流と下流の製品情報
原材料
準備製品