Acid yellow 25
[CAS 6359-85-9]

Identification

• Classification: Dyes and pigments >> Dyes >> Acid dyestuff
• Name: Acid yellow 25
• Synonyms: Supramine Yellow RA; Tertracid Yellow R; Triacid Fast Yellow R; Vicoacid Yellow 25; Vondacid Fast Yellow R; Xylene Fast Yellow RPN; p-[5-Hydroxy-3-methyl-4-[[3-(phenylsulfamoyl)-p-tolyl]azo]pyrazol-1-yl]benzenesulfonic acid monosodium salt
• Molecular Formula: C₂₃H₂₀N₅O₆S₂.Na
• Molecular Weight: 549.56
• CAS Registry Number: 6359-85-9
• EC Number: 228-810-1

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Chronic hazardous to the aquatic environment	Aquatic Chronic	3	H412