CI 27290
⚠ EU RestrictedIdentification
CAS Number 5413-75-2
EINECS / EC 226-502-1
CosIng Ref 84484
Chemical Name disodium;7-hydroxy-8-[(4-phenyldiazenylphenyl)diazenyl]naphthalene-1,3-disulfonate
IUPAC Name —
Formula C22H14N4Na2O7S2
Mol. Weight 556.5 g/mol
SMILES C1=CC=C(C=C1)N=NC2=CC=C(C=C2)N=NC3=C(C=CC4=CC(=CC(=C43)S(=O)(=O)[O-])S(=O)(=O)[O-])O.[Na+].[Na+]
InChIKey PEAGNRWWSMMRPZ-UHFFFAOYSA-L
Function & Classification
Primary Function COLORANT
Secondary Functions HAIR DYEING
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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