Ingredient

diethylstilbestrol

⚠ EU Restricted

Identification

CAS Number 56-53-1
EINECS / EC 200-278-5
CosIng Ref 81571
Chemical Name 4-[(E)-4-(4-hydroxyphenyl)hex-3-en-3-yl]phenol
IUPAC Name
Formula C18H20O2
Mol. Weight 268.3 g/mol
SMILES CCC(=C(CC)C1=CC=C(C=C1)O)C2=CC=C(C=C2)O
InChIKey RGLYKWWBQGJZGM-ISLYRVAYSA-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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Documents

External Resources