C16H11N3Na2O7S2
467.4 g/mol
Dye & PigmentWarning
Azo fuchsine
CAS3567-66-6EC222-656-9
Category
Dye & Pigment
Compound Class
Aromatic
Primary Use
Red azo dye for cosmetics
Azo fuchsine is a red azo dye used primarily in cosmetic formulations. Its structure includes sulfonate groups and an azo linkage, contributing to its coloring properties.
Cosmetic colorant
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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Related Compounds
StrongSame Parent
Aluminum, tris[5-amino-4-hydroxy-3-(phenylazo)-2,7-naphthalenedisulfonato(2-)]di-
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aluminum lake pigment
SimilarStructure SimilarSimilarity 0.85
Direct Blue 6
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Direct dye for textiles
SimilarStructure SimilarSimilarity 0.72
Spadns
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chromogenic indicator for metal and fluoride ions
ReferenceSame Category
5-Sulfoanthranilic acid
CAS3577-63-7
synthesis of azo dyes
ReferenceSame Category
3-(5-chlorobenzoxazol-2-yl)-7-diethylaminocoumarin
CAS35773-43-4
Fluorescent solvent dye
ReferenceSame Category
Basic Yellow 40
CAS35869-60-4
Basic Yellow 40 fluorescent dye
ReferenceSame Category
Indocyanine green
CAS3599-32-4
Diagnostic imaging agent
Referencesame scaffold
Red 2G
CAS3734-67-6
Synthetic red azo dye
Safety Reference
Warning
H319Causes serious eye irritation
H412Harmful to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for Azo fuchsine (CAS 3567-66-6) is 3204.12.
HS code (international, 6-digit)
3204.12
EU CN code (8-digit)
3204 12 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
disodium;5-amino-4-hydroxy-3-phenyldiazenylnaphthalene-2,7-disulfonate
InChIKey
LQJVOKWHGUAUHK-UHFFFAOYSA-L
SMILES
C1=CC=C(C=C1)N=NC2=C(C3=C(C=C(C=C3C=C2S(=O)(=O)[O-])S(=O)(=O)[O-])N)O.[Na+].[Na+]
Synonyms (50)
- 11427 Red
- 1424 Red
- ACID RED 33 (C.I. 17200)
- Acetyl Red B
- Acid Fuchsin Fast B
- Acid Red 2A
- Acid Red B
- Acid fuchsine D
- Acid red 33
- Amacid fuchsine 4B
- Azo fuchsine
- Azo grenadine
- Azo magenta G
- Brasilan fuchsine D
- C.I. ACID RED 33
- C.I. Food Red 12
- C.I. Red 33, disodium salt
- C.I. Reducing Agent 6
- Certicol Red B
- Colacid Red 2A
- D and C Red No. 33
- D&C Red 33
- D.C. Red No. 33
- Edicol Supra 10B
- Edicol Supra 10BS
- Edicol Supra Red 10B
- Edicol Supra Red 10BS
- Eniacid fuchsine BN
- F D & C RED #33
- FD&C RED NO. 33 (DELISTED)
- FOOD RED 12
- Fast Acid Magenta B
- Fast acid magenta
- Hexacol Red 10B
- Hexalan Red B
- Hispacid Fuchsin B
- Naphthalene Red B
- RED 33
- Red 10B
- Red No. 227
- Redusol Z
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