Trimethyl-5,7-decadien-2-one

INCI: TRIMETHYL-5,7-DECADIEN-2-ONE

CAS Number
PubChem identifies as 4,4,8-Trimethyl-5,7-decadien-2-one (no single confirmed CAS in CosIng)
Function
Perfuming / Fragrance ingredient
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted as fragrance ingredient; no specific restriction

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Conjugated diene-ketone system is a structural alert for reactivity; should be used within IFRA recommended levels; monitor for oxidation products in formulation

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Concern Level: Moderate

Regulatory Flags

fragrance-component

Frequently Asked Questions

Is Trimethyl-5,7-decadien-2-one safe in cosmetics?

Conjugated diene-ketone system is a structural alert for reactivity; should be used within IFRA recommended levels; monitor for oxidation products in formulation The EU classifies Trimethyl-5,7-decadien-2-one as "permitted". Safety rating: MODERATE.

Is Trimethyl-5,7-decadien-2-one allowed in the EU?

Trimethyl-5,7-decadien-2-one EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Trimethyl-5,7-decadien-2-one do in cosmetics?

Trimethyl-5,7-decadien-2-one functions as: Perfuming / Fragrance ingredient. It is classified as a cosmetic ingredient in our database. CAS number: PubChem identifies as 4,4,8-Trimethyl-5,7-decadien-2-one (no single confirmed CAS in CosIng).

What is the Margin of Safety for Trimethyl-5,7-decadien-2-one?

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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