Safety Reference
Warning
H317May cause an allergic skin reaction
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3-Chloro-2-methyl-6-nitroaniline
Dye and pigment intermediate
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This compound is a pyrazolone derivative used as an intermediate in the manufacture of dyes and pigments. Its structure contains a sulfonic acid group and an aromatic ring, contributing to its utility in colorant synthesis.
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.
The international HS code for 3-(3-methyl-5-oxo-4,5-dihydro-1h-pyrazol-1-yl)benzenesulfonic acid (CAS 119-17-5) is 2933.19.
2933.19
2933 19 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
3-(3-methyl-5-oxo-4H-pyrazol-1-yl)benzenesulfonic acid
VEMGKBUHUTYHHA-UHFFFAOYSA-N
CC1=NN(C(=O)C1)C2=CC(=CC=C2)S(=O)(=O)O
—