HC BROWN NO. 1
⚠ EU RestrictedIdentification
CAS Number 83803-98-9
EINECS / EC 280-919-3
CosIng Ref 34198
Chemical Name [3-[[4-[(3,4-diamino-2-phenyldiazenylphenyl)diazenyl]naphthalen-1-yl]diazenyl]phenyl]-trimethylazanium chloride
IUPAC Name —
Formula C31H30ClN9
Mol. Weight 564.1 g/mol
InChIKey NBGWWMTXJHLJIM-UHFFFAOYSA-M
Function & Classification
Primary Function HAIR DYEING
EU Regulatory Status
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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