Trans, Trans-Trimethylpentadecatrienone

INCI: TRANS, TRANS-TRIMETHYLPENTADECATRIENONE

CAS Number
Not publicly assigned / obscure
Function
Fragrance (likely — ketone structure consistent with aroma chemicals)
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes No specific FDA restriction identified

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

⚠ SEVERE DATA GAP — no published safety assessment, no RIFM evaluation identified, no IFRA standard found; requires full toxicological dossier (including genotox, sensitization, repeated dose) before any formulation use

⚠️
Concern Level: High

Regulatory Flags

potential-allergen fragrance-component

Frequently Asked Questions

Is Trans, Trans-Trimethylpentadecatrienone safe in cosmetics?

⚠ SEVERE DATA GAP — no published safety assessment, no RIFM evaluation identified, no IFRA standard found; requires full toxicological dossier (including genotox, sensitization, repeated dose) before any formulation use The EU classifies Trans, Trans-Trimethylpentadecatrienone as "permitted". Safety rating: MODERATE.

Is Trans, Trans-Trimethylpentadecatrienone allowed in the EU?

Trans, Trans-Trimethylpentadecatrienone EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Trans, Trans-Trimethylpentadecatrienone do in cosmetics?

Trans, Trans-Trimethylpentadecatrienone functions as: Fragrance (likely — ketone structure consistent with aroma chemicals). It is classified as a cosmetic ingredient in our database. CAS number: Not publicly assigned / obscure.

What is the Margin of Safety for Trans, Trans-Trimethylpentadecatrienone?

not established 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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