3,3'-(Sulfonylbis(2-nitro-4,1-phenylene)imino)bis(6-(phenylamino))benzenesulfonic acid and its salts, when used as a substance in hair dye products
⚠ EU RestrictedIdentification
CAS Number 6373-79-1
EINECS / EC 228-922-0
CosIng Ref 31103
Chemical Name disodium;2-anilino-5-[4-[4-(4-anilino-3-sulfonatoanilino)-3-nitrophenyl]sulfonyl-2-nitroanilino]benzenesulfonate
IUPAC Name —
Formula C36H26N6Na2O12S3
Mol. Weight 876.8 g/mol
InChIKey UFCUKOZJEBIMQY-UHFFFAOYSA-L
Function & Classification
EU Regulatory Status
SCCS Opinion View SCCS opinion →
Safety Profile
No toxicology data available yet for this ingredient.
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NOAEL · Dermal Absorption % · Sensitization
Formulation Guidelines
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Usage Level % · Addition Phase · Solubility
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