5,12-Dihydroquino[2,3-b]acridine-7,14-dione (Pigment Violet 19; CI 73900) when used as a substance in hair dye products
⚠ EU RestrictedIdentification
CAS Number 1047-16-1
EINECS / EC 213-879-2
CosIng Ref 87702
Chemical Name 5,12-dihydroquinolino[2,3-b]acridine-7,14-dione
IUPAC Name —
Formula C20H12N2O2
Mol. Weight 312.3 g/mol
InChIKey NRCMAYZCPIVABH-UHFFFAOYSA-N
Function & Classification
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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