Disodium 5-acetylamino-4-hydroxy-3-(phenylazo)naphthalene-2,7-disulphonate
⚠ EU RestrictedIdentification
CAS Number 3734-67-6
EINECS / EC 223-098-9
CosIng Ref 30428
Chemical Name disodium;5-acetamido-4-hydroxy-3-phenyldiazenylnaphthalene-2,7-disulfonate
IUPAC Name —
Formula C18H13N3Na2O8S2
Mol. Weight 509.4 g/mol
InChIKey WXLFIFHRGFOVCD-UHFFFAOYSA-L
Function & Classification
EU Regulatory Status
Conditions of Use Purity criteria as set out in Commission Directive 95/45/EC (E 128)
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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