Acid Orange 6
✓ EU AllowedIdentification
CAS Number 547-57-9
EINECS / EC 208-924-8
CosIng Ref 31619
Chemical Name sodium 4-[(2,4-dihydroxyphenyl)diazenyl]benzenesulfonate
IUPAC Name —
Formula C12H9N2NaO5S
Mol. Weight 316.27 g/mol
SMILES C1=CC(=CC=C1N=NC2=C(C=C(C=C2)O)O)S(=O)(=O)[O-].[Na+]
InChIKey COEZWFYORILMOM-UHFFFAOYSA-M
Function & Classification
Primary Function Colorant
Origin Synthetic
Category Colorants & Pigments
EU Regulatory Status
Safety Profile
No toxicology data available yet for this ingredient.
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NOAEL · Dermal Absorption % · Sensitization
Formulation Guidelines
Usage level, pH range, solubility and addition phase not yet available.
Usage Level % · Addition Phase · Solubility
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