Basic Yellow 11
✓ EU AllowedIdentification
CAS Number 4208-80-4
EINECS / EC 224-132-5
CosIng Ref 32083
Chemical Name 2-(2-((2,4-dimethoxyphenyl)amino)vinyl)-1,3,3-trimethyl-3H-indolium chloride (CI 48055)
Formula C21H25ClN2O2
Mol. Weight 372.9 g/mol
Function & Classification
Primary Function Hair Dyeing
Category Colorants & Pigments
EU Regulatory Status
Safety Profile
No toxicology data available yet for this ingredient.
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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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