Ingredient

HC YELLOW NO. 17

⚠ EU Restricted

Identification

CAS Number 1450801-55-4
CosIng Ref 91911
Chemical Name 4-[4-[(E)-2-(2,4,5-trimethoxyphenyl)ethenyl]pyridin-1-ium-1-yl]-N-[2-[2-[4-[4-[(E)-2-(2,4,5-trimethoxyphenyl)ethenyl]pyridin-1-ium-1-yl]butanoylamino]ethyldisulfanyl]ethyl]butanamide dichloride
IUPAC Name —
Formula C44H56Cl2N4O8S2
Mol. Weight 904 g/mol
InChIKey AKLXDQVGGRLLPJ-VCHVFRDLSA-N

Function & Classification

Primary Function HAIR DYEING

EU Regulatory Status

🇪🇺
⚠ Restricted — EU Reg. 1223/2009 III/299

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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