Ingredient

Thyropropic acid (INN) and its salts

⚠ EU Restricted

Identification

CAS Number 51-26-3
EINECS / EC -
CosIng Ref 28845
Chemical Name 3-[4-(4-hydroxy-3-iodophenoxy)-3,5-diiodophenyl]propanoic acid
IUPAC Name
Formula C15H11I3O4
Mol. Weight 635.96 g/mol
SMILES C1=CC(=C(C=C1OC2=C(C=C(C=C2I)CCC(=O)O)I)I)O
InChIKey VRORTNGXAKZJML-UHFFFAOYSA-N

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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External Resources