Ingredient

N1-(Tris(hydroxymethyl))methyl-4-nitro-1,2-phenylenediamine (HC Yellow No 3) and its salts, when used as a substance in hair dye products

⚠ EU Restricted

Identification

CAS Number 56932-45-7
EINECS / EC 260-451-6
CosIng Ref 31131
Chemical Name 2-(2-amino-4-nitroanilino)-2-(hydroxymethyl)propane-1,3-diol
IUPAC Name —
Formula C10H15N3O5
Mol. Weight 257.24 g/mol
InChIKey PQJDXVDLMFCBQD-UHFFFAOYSA-N

Function & Classification

EU Regulatory Status

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

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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