Colouring agent CI 42640 ([4-[[4-(Dimethylamino)phenyl][4-[ethyl(3-sulphonatobenzyl)amino]phenyl]methylene]cyclohexa-2,5-dien-1-ylidene](ethyl)(3-sulphonatobenzyl)ammonium, sodium salt)
⚠ EU RestrictedIdentification
CAS Number 1694-09-3
EINECS / EC 216-901-9
CosIng Ref 28729
Chemical Name sodium 3-[[4-[(4-dimethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)-[4-[ethyl-[(3-sulfonatophenyl)methyl]amino]phenyl]methyl]-N-ethylanilino]methyl]benzenesulfonate
IUPAC Name —
Formula C39H40N3NaO6S2
Mol. Weight 733.9 g/mol
InChIKey AXMCIYLNKNGNOT-UHFFFAOYSA-M
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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