(micro-((7,7'-Iminobis(4-hydroxy-3-((2-hydroxy-5-(N-methylsulphamoyl)phenyl)azo)naphthalene-2-sulphonato))(6-)))dicuprate and its salts, when used as a substance in hair dye products
⚠ EU RestrictedIdentification
CAS Number 37279-54-2
EINECS / EC 253-441-8
CosIng Ref 31113
Chemical Name dicopper;disodium;3-[[5-(methylsulfamoyl)-2-oxidophenyl]diazenyl]-7-[[6-[[5-(methylsulfamoyl)-2-oxidophenyl]diazenyl]-5-oxido-7-sulfonatonaphthalen-2-yl]amino]-4-oxidonaphthalene-2-sulfonate
IUPAC Name —
Formula C34H23Cu2N7Na2O14S4
Mol. Weight 1054.9 g/mol
InChIKey DINKHUYGJKLNQS-UHFFFAOYSA-H
Function & Classification
EU Regulatory Status
SCCS Opinion View SCCS opinion →
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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