Ingredient

Colouring agent CI 12140

⚠ EU Restricted

Identification

CAS Number 3118-97-6
EINECS / EC 221-490-4
CosIng Ref 28720
Chemical Name 1-[(2,4-dimethylphenyl)diazenyl]naphthalen-2-ol
IUPAC Name
Formula C18H16N2O
Mol. Weight 276.3 g/mol
SMILES CC1=CC(=C(C=C1)N=NC2=C(C=CC3=CC=CC=C32)O)C
InChIKey JBTHDAVBDKKSRW-UHFFFAOYSA-N

Function & Classification

EU Regulatory Status

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

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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Documents

External Resources