Decenal

INCI: DECENAL

CAS Number
3913-81-3 (trans-2-decenal) / 3913-71-1 (2-decenal, unspecified geometry)
Function
Fragrance ingredient (aldehyde)
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” FEMA GRAS; no specific CFR cosmetic restriction

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Decenal is a fragrance aldehyde with high sensitization potential and high absorption; adequate margin of safety established but elevated concern warranted.

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Concern Level: High

Regulatory Flags

fragrance-component

Frequently Asked Questions

Is Decenal safe in cosmetics?

Decenal is a fragrance aldehyde with high sensitization potential and high absorption; adequate margin of safety established but elevated concern warranted. The EU classifies Decenal as "permitted". Safety rating: MODERATE.

Is Decenal allowed in the EU?

Decenal EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Decenal do in cosmetics?

Decenal functions as: Fragrance ingredient (aldehyde). It is classified as a cosmetic ingredient in our database. CAS number: 3913-81-3 (trans-2-decenal) / 3913-71-1 (2-decenal, unspecified geometry).

What is the Margin of Safety for Decenal?

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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