Ingredient

Acid Orange 24 (CI 20170), when used as a substance in hair dye products

⚠ EU Restricted

Identification

CAS Number 1320-07-6
EINECS / EC 215-296-9
CosIng Ref 29452
Chemical Name sodium 4-[(2Z)-2-[(5E)-5-[(2,4-dimethylphenyl)hydrazinylidene]-4,6-dioxocyclohex-2-en-1-ylidene]hydrazinyl]benzenesulfonate
IUPAC Name
Formula C20H17N4NaO5S
Mol. Weight 448.4 g/mol
SMILES CC1=CC(=C(C=C1)NN=C2C(=O)C=CC(=NNC3=CC=C(C=C3)S(=O)(=O)[O-])C2=O)C.[Na+]
InChIKey VRDAELYOGRCZQD-NFLRKZIHSA-M

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

Suppliers & Documents

No verified suppliers listed for this ingredient yet.

Are you a supplier of Acid Orange 24 (CI 20170), when used as a substance in hair dye products? Register as a supplier to add your listing and upload TDS & SDS documents.

Documents

External Resources