2-Aminobenzenesulfonic acid and 2,4,6-Trichloro-1,3,5-triazine condensation, and then 2,4-Diaminobenzenesulfonic acid condensation, its product diazo, and 7-Acetamido-4-hydroxynaphthalene-2-sulfonic acid coupled.
Properties and Applications
bright orange. Dark orange powder. Soluble in water, solubility of 70 g/L (50 ℃), is not sensitive to that fights.