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Film Former

ISOPROPYLPHTHALIMIDE

CAS 304-17-6
45

Safety score · 0–100

Moderate

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

An N-isopropyl phthalimide used as a plasticizer in nail and film coatings. Mild GHS irritation flags plus the phthalimide ring (related to phthalates) keep it in the cautious range.

Function

PLASTICISERSKIN CONDITIONINGSOLVENT

Skin benefits

  • Plasticizer in nail polish/film systems
  • Improves film flexibility

Known concerns

  • GHS H302 harmful if swallowed and H319 eye irritation
  • Phthalimide structure raises endocrine-disruption questions
  • Limited cosmetic safety review
  • Niche industrial use

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.