Violanthrone is a bluish-black to black powder used as a vat dye. It is a polycyclic aromatic compound with high stability and intense color properties.
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.
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1,4-bis(mesitylamino)anthraquinone
Solvent dye
Bromamine acid
Intermediate for anthraquinone dyes
Sulfan Blue parent
Acid blue dye for textiles
1-Naphthol-8-sulfonic acid
dye intermediate
16,17-dihydroxyviolanthrone
vat dye intermediate
The international HS code for Violanthrone (CAS 116-71-2) is 2914.39.
2914.39
2914 39 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
nonacyclo[18.10.2.22,5.03,16.04,13.06,11.017,31.022,27.028,32]tetratriaconta-1(31),2,4,6,8,10,13,15,17,19,22,24,26,28(32),29,33-hexadecaene-12,21-dione
YKSGNOMLAIJTLT-UHFFFAOYSA-N
C1=CC=C2C(=C1)C3=C4C(=CC=C5C4=C(C=C3)C6=C7C5=CC=C8C7=C(C=C6)C9=CC=CC=C9C8=O)C2=O
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