Decadienal (fragrance-type aliphatic aldehydes, e.g., 4,8‑decadienal; 5,9‑dimethyl‑4,8‑decadienal)

INCI: 4,8-DECADIENAL

CAS Number
Representative examples: 4,8‑Decadienal (4Z,8Z‑) CAS 68247‑00‑9; 5,9‑Dimethyl‑4,8‑decadienal CAS 762‑26‑5.
Function
Fragrance ingredient (aldehydic note)
Safety Rating
EXCELLENT

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Used as fragrance ingredient; not specifically restricted by FDA in cosmetics; must meet general safety requirement under FD&C Act/MoCRA. No separate FDA monograph; can also appear in flavor contexts under FEMA/RIFM review.

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

Aldehydic sensitization potential requires adherence to IFRA category-specific limits; potential for odor-threshold irritation in leave-on products; no phototoxicity or PBT concern identified in RIFM reviews.

⚠️
Concern Level: Moderate

Regulatory Flags

potential-allergen fragrance-component

Frequently Asked Questions

Is Decadienal (fragrance-type aliphatic aldehydes, e.g., 4,8‑decadienal; 5,9‑dimethyl‑4,8‑decadienal) safe in cosmetics?

Aldehydic sensitization potential requires adherence to IFRA category-specific limits; potential for odor-threshold irritation in leave-on products; no phototoxicity or PBT concern identified in RIFM reviews. The EU classifies Decadienal (fragrance-type aliphatic aldehydes, e.g., 4,8‑decadienal; 5,9‑dimethyl‑4,8‑decadienal) as "permitted". Safety rating: EXCELLENT.

Is Decadienal (fragrance-type aliphatic aldehydes, e.g., 4,8‑decadienal; 5,9‑dimethyl‑4,8‑decadienal) allowed in the EU?

Decadienal (fragrance-type aliphatic aldehydes, e.g., 4,8‑decadienal; 5,9‑dimethyl‑4,8‑decadienal) EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Decadienal (fragrance-type aliphatic aldehydes, e.g., 4,8‑decadienal; 5,9‑dimethyl‑4,8‑decadienal) do in cosmetics?

Decadienal (fragrance-type aliphatic aldehydes, e.g., 4,8‑decadienal; 5,9‑dimethyl‑4,8‑decadienal) functions as: Fragrance ingredient (aldehydic note). It is classified as a cosmetic ingredient in our database. CAS number: Representative examples: 4,8‑Decadienal (4Z,8Z‑) CAS 68247‑00‑9; 5,9‑Dimethyl‑4,8‑decadienal CAS 762‑26‑5..

What is the Margin of Safety for Decadienal (fragrance-type aliphatic aldehydes, e.g., 4,8‑decadienal; 5,9‑dimethyl‑4,8‑decadienal)?

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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Is Decadienal (fragrance-type aliphatic aldehydes, e.g., 4,8‑decadienal; 5,9‑dimethyl‑4,8‑decadienal) in Your Products?

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