Acid Yellow 40:1 化学特性,用途語,生産方法
製造方法
4-Aminophenol diazo, and 2-(4-Aminophenyl)-6-methylbenzo[d]thiazole-7-sulfonic acid?coupling, and then and 4-Methylbenzene-1-sulfonyl chloride?reaction, make phenol hydroxyl esterification.
Properties and Applications
yellow. Pale yellow powder. Soluble in water, but soluble in ethylene glycol ether, slightly soluble in ethanol and acetone, insoluble in other organic solvents. The strong sulfuric acid dyes in yellow; In nitric acid in yellow. Its water solution yellow, add hydrochloric acid sodium hydroxide solution or no change. Mainly used for wool, silk and polyamide fiber dyeing, also used in medicine, cosmetics and leather dyeing.
Acid Yellow 40:1 上流と下流の製品情報
原材料
準備製品