Trimethyl-3-cyclopentenylacetonitrile

INCI: TRIMETHYL-3-CYCLOPENTENYLACETONITRILE

CAS Number
15373-31-6 (2,2,3-trimethylcyclopent-3-enyl acetonitrile)
Function
Fragrance ingredient — trade name "Cantryl" (Symrise)
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Permitted in cosmetics as fragrance ingredient

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
moderate
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Nitrile group — while acetonitriles are generally of low toxicity at fragrance levels, avoid ingestion; stability varies by application (poor in bleach, excellent in shampoo/cleaner)

⚠️
Concern Level: Moderate

Regulatory Flags

fragrance-component

Frequently Asked Questions

Is Trimethyl-3-cyclopentenylacetonitrile safe in cosmetics?

Nitrile group — while acetonitriles are generally of low toxicity at fragrance levels, avoid ingestion; stability varies by application (poor in bleach, excellent in shampoo/cleaner) The EU classifies Trimethyl-3-cyclopentenylacetonitrile as "permitted". Safety rating: GOOD.

Is Trimethyl-3-cyclopentenylacetonitrile allowed in the EU?

Trimethyl-3-cyclopentenylacetonitrile EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Trimethyl-3-cyclopentenylacetonitrile do in cosmetics?

Trimethyl-3-cyclopentenylacetonitrile functions as: Fragrance ingredient — trade name "Cantryl" (Symrise). It is classified as a cosmetic ingredient in our database. CAS number: 15373-31-6 (2,2,3-trimethylcyclopent-3-enyl acetonitrile).

What is the Margin of Safety for Trimethyl-3-cyclopentenylacetonitrile?

adequate The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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