CheckVegan

Is Disperse Orange 3 vegetarian?

Disperse Orange 3

Vegetarian Vegetarian
Vegan Vegan

Disperse Orange 3 is a synthetic azo disperse dye used for dyeing polyester and other hydrophobic synthetic fibres. It is slightly soluble in water and applied from aqueous suspension. It has been identified as a skin sensitiser and potential carcinogen.

Also known as 4-[(4-Nitrophenyl)azo]aniline, 4-[(4-nitrophenyl)azo]aniline (CI 11005), Solvent Orange 9
INCI name Disperse Orange 3
CAS number 730-40-5
EC number 211-981-8
CI number CI 11005
CosIng ID 33683
Last reviewed 3 June 2026

An ingredient is considered vegetarian if it avoids components derived from killing an animal.

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