Ingredient

Benzenesulfonic acid, 5-chloro-2-(2-(2-hydroxy-1-naphthalenyl)diazenyl)-4-methyl-, barium salt (2:1); C.I. Pigment Red 53

⚠ EU Restricted

Identification

CAS Number 5160-02-1
EINECS / EC 225-935-3
CosIng Ref 82114
Chemical Name barium(2+);bis(5-chloro-2-[(2-hydroxynaphthalen-1-yl)diazenyl]-4-methylbenzenesulfonate)
IUPAC Name
Formula C34H24BaCl2N4O8S2
Mol. Weight 888.9 g/mol
SMILES CC1=CC(=C(C=C1Cl)S(=O)(=O)[O-])N=NC2=C(C=CC3=CC=CC=C32)O.CC1=CC(=C(C=C1Cl)S(=O)(=O)[O-])N=NC2=C(C=CC3=CC=CC=C32)O.[Ba+2]
InChIKey POJOORKDYOPQLS-UHFFFAOYSA-L

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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