Agent Name

C.I. Acid Orange 3

CAS Number




Major Category



2-Anilino-5-(2,4-dinitroanilino)benzenesulfonic acid sodium salt; 5-((2,4-Dinitrophenyl)amino)-2-(phenylamino)benzenesulfonic acid monosodium salt; Acid Fast Yellow AG; Acid Fast Yellow E5R; Acid Leather Light Brown G; Acid Orange 3; Acid Orange No. 3; Acid Yellow E; Airedale Yellow E; Amido Yellow E; Amido Yellow EA; Amido Yellow EA-CF; Anthralan Yellow RRT; Benzenesulfonic acid, 2-anilino-5-(2,4-dinitroanilino)-, monosodium salt; Benzenesulfonic acid, 5-((2,4-dinitrophenyl)amino)-2-(phenylamino)-, monosodium salt; C.I. 10385; C.I. Acid Orange 3; Coranil Brown H EPS; Derma FUR Yellow RT; Derma Yellow P; Dimacide Yellow N-5RL; Duasyn Acid Yellow RRT; Elbenyl Orange A-3RD; Erio Fast Yellow AE; Erio Fast Yellow AEN; Erio Yellow AEN; Erionyl Yellow E-aen; Fast Light Yellow E; Fenalan Yellow E; Heliacid Light Yellow 4R; Intranyl Orange T-4R; Kiton Fast Yellow A; Lanaperl Yellow Brown GT; Light Fast Yellow ES; Lissamine Fast Yellow AE; Lissamine Fast Yellow AES; Lissamine Yellow AE; Multacid Yellow 3R; Multicuer Brown MPH; Nailamide Yellow Brown E-L; Nylocrom Yellow 3R; Nylomine Acid Yellow B-RD; Nylosan Yellow E-3R; Polan Yellow E-3R; Sellacid Yellow AEN; Sodium 4-(2,4-dinitroanilino)diphenylamine-2-sulfonate; Solanile Yellow E; Sulfacid Light Yellow 5RL; Superian Yellow R; Tectilon Orange 3GT; Tertracid Light Yellow 2R; Unitertracid Light Yellow RR; Vondacid Fast Yellow AE; Vondacid Light Yellow AE; Xylene Fast Yellow ES; [ChemIDplus]


Other Dyes


Dark orange-brown solid; [HSDB]


Used to dye wool, nylon, silk, acetate, and leather; Also used in soaps, wood stains, and hair coloring products; [HSDB]


An irritant; May cause serious eye injury; Possible sensitizer; [MSDSonline]

Exposure Assessment
Vapor Pressure

9.24E-18 mm Hg

Adverse Effects
IARC Carcinogen

Not Classifiable

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information


Chemical Information

Search ChemIDplus

Related Information in HazMap

Industrial Processes with risk of exposure: