CheckVegan

Is Acid Orange 3 vegetarian?

Acid Orange 3

Vegetarian Vegetarian
Vegan Vegan

Acid Orange 3 (CI 10385) is a synthetic azo dye used primarily for dyeing textile fibres. It is a fully synthetic compound with no animal-derived components.

Also known as 239-377-3, Benzenesulfonic Acid, 5-[(2,4-Dinitrophenyl)amino]-2-(Phenylamino)-, Sodium 2-anilino-5-(2,4-dinitroanilino)benzenesulphonate
INCI name Acid Orange 3
CAS number 6373-74-6
EC number 228-921-5
CI number CI 10385
CosIng ID 31618
Last reviewed 15 July 2026

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

Classifications are made to the best of our knowledge based on available scientific and regulatory sources. We cannot guarantee the accuracy of every entry, errors in the sources we draw from can always occur. This tool also cannot account for cross-contamination, which depends entirely on individual suppliers and producers. If you believe a classification is incorrect, you can report an issue.

Report an issue