Acid Brown 119 化学特性,用途語,生産方法
製造方法
3-Aminobenzenesulfonic acid diazo, and Benzene-1,4-diamine coupling ; 4-Nitrobenzenamine diazo, Coupled with resorcinol; And then the double nitriding 2,4-Diaminobenzenesulfonic acid respectively with the above two single accidentally coupled nitrogen compounds.
Properties and Applications
brown. Dark brown powder. Soluble in water for yellow light brown. Strong sulfuric acid in a yellow light brown, a yellow brown after diluted precipitation. Its water solution to join strong hydrochloric acid have yellow brown precipitation; Add thick sodium hydroxide solution for blue-ray red.
Acid Brown 119 上流と下流の製品情報
原材料
準備製品