Ingredient

HC YELLOW NO. 8

⚠ EU Restricted

Identification

CAS Number 66612-11-1
EINECS / EC 266-424-5
CosIng Ref 34223
Chemical Name N-[2-[(2-chloro-4-oxocyclohexa-2,5-dien-1-ylidene)amino]-5-hydroxy-4-methoxyphenyl]acetamide
IUPAC Name
Formula C15H13ClN2O4
Mol. Weight 320.73 g/mol
SMILES CC(=O)NC1=CC(=C(C=C1N=C2C=CC(=O)C=C2Cl)OC)O
InChIKey DNCKSSGISBCYQW-UHFFFAOYSA-N

Function & Classification

Primary Function HAIR DYEING

EU Regulatory Status

🇪🇺
⚠ Restricted — EU Reg. 1223/2009 II/1304

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 HC YELLOW NO. 8? Register as a supplier to add your listing and upload TDS & SDS documents.

Documents

External Resources