P,ALPHA-DIMETHYLSTYRENE

Other

55

Moderate

CAS Number: 1195-32-0

About P,ALPHA-DIMETHYLSTYRENE

P,alpha-Dimethylstyrene is a cosmetic ingredient used in product formulations. Its specific function may vary between products. Exercise caution due to limited available safety data.

Detailed Analysis

Also called alpha-methylstyrene or isopropenylbenzene, this compound functions as a fragrance material contributing a characteristic aromatic scent. The SCCS has noted concerns about styrene derivatives in general, and p,alpha-dimethylstyrene has been subject to IFRA restriction due to skin sensitization reports. Under EU Annex III, certain styrene derivatives face specific restrictions, and this ingredient requires careful formulation control. The compound has been reviewed for reproductive toxicity concern but data is insufficient for classification under CLP criteria.

Skin Benefits

  • ✓ Fragrance material with aromatic properties

Known Concerns

  • ⚠ Skin sensitization potential (H317)
  • ⚠ EU Annex III IFRA restriction applies
  • ⚠ Styrene derivative regulatory scrutiny

Safety Score

55

Moderate

Based on EU regulatory data, published safety research, and ingredient function analysis.

References

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EU CosIng Database

European Commission cosmetic ingredient registry

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This information is for educational purposes only and does not constitute medical advice. Always consult a healthcare professional for skin concerns or allergies.