Hansa yellow, also known as arylide yellow or monoazo yellow, is a family of organic compounds used as pigments. These pigments are widely employed as industrial colorants for plastics, building paints, and inks, and are also used in artistic oil paints, acrylics, and watercolors.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
Sourcing Hansa yellow?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
Calcium bis{4-[(E)-(1-anilino-1,3-dioxo-2-butanyl)diazenyl]-3-nitrobenzenesulfonate}
yellow pigment for inks and coatings
4-Hydroxy-6-(3-sulphoanilino)naphthalene-2-sulphonic acid
Dye intermediate
N-(2-(4-amino-N-ethyl-m-toluidino)ethyl)methanesulfonamide sesquisulfate
Photographic color developer
5-Chloro-2-nitrodiphenylamine
disperse dye
Acid Blue 277
acid dye for textiles
2-[(E)-(4-Chloro-2-nitrophényl)diazényl]-N-(2-chlorophényl)-3-oxobutanamide
yellow pigment for industrial use
2-[(E)-(4-Methoxy-2-nitrophenyl)diazenyl]-N-(2-methoxyphenyl)-3-oxobutanamide
Pigment for inks and coatings
2-[(E)-(2-Methoxy-4-nitrophenyl)diazenyl]-N-(2-methoxyphenyl)-3-oxobutanamide
yellow pigment for plastics and inks
The international HS code for Hansa yellow (CAS 2512-29-0) is 3204.17.
3204.17
3204 17 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
2-[(4-methyl-2-nitrophenyl)diazenyl]-3-oxo-N-phenylbutanamide
MFYSUUPKMDJYPF-UHFFFAOYSA-N
CC1=CC(=C(C=C1)N=NC(C(=O)C)C(=O)NC2=CC=CC=C2)[N+](=O)[O-]
Sourcing Hansa yellow?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.