Ingredient

Tetrasodium 7-hydroxy-8-[(4-sulphonato-1-naphthyl)azo]naphthalene-1,3,6-trisulphonate

⚠ EU Restricted

Identification

CAS Number 5850-44-2
EINECS / EC 227-454-4
CosIng Ref 30426
Chemical Name tetrasodium;7-hydroxy-8-[(4-sulfonatonaphthalen-1-yl)diazenyl]naphthalene-1,3,6-trisulfonate
IUPAC Name
Formula C20H10N2Na4O13S4
Mol. Weight 706.5 g/mol
SMILES C1=CC=C2C(=C1)C(=CC=C2S(=O)(=O)[O-])N=NC3=C(C(=CC4=CC(=CC(=C43)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-])O.[Na+].[Na+].[Na+].[Na+]
InChIKey FUSRXDHHILMBIG-UHFFFAOYSA-J

Function & Classification

EU Regulatory Status

🇪🇺
⚠ Restricted — EU Reg. 1223/2009 IV

Safety Profile

No toxicology data available yet for this ingredient.

Check SCCS opinions or CIR reports for published safety assessments.

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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