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 RestrictedIdentification
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
SMILES C1=CC(=C(C=C1[N+](=O)[O-])N)NC(CO)(CO)CO
InChIKey PQJDXVDLMFCBQD-UHFFFAOYSA-N
Function & Classification
EU Regulatory Status
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Safety Profile
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NOAEL · Dermal Absorption % · Sensitization
Formulation Guidelines
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