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  • beauty
  • industrial

(E,E)-2,4-Decadienal

CAS 2363-88-4

Also registered as 2 other CAS numbers

30551-18-9 · 25152-84-5

(E,E)-2,4-Decadienal chemical structure

Concern score

Not assessed — no hazard data yet.

(E,E)-2,4-Decadienal in plain language

What it is

On cosmetic ingredient lists it appears as “Trans, TRANS-2,4-DECADIENAL”.

Also known as Trans, TRANS-2,4-DECADIENAL · (E),(E)-2,4-DECADIENAL · 2-TRANS, 4-TRANS- decadienal · 2,4-DECADIENAL, (2E,4E)- · 2,4-Decadienal · (2E,4E)-Deca-2,4-dienal

Show all 19 names

(2E,4E)-2,4-Decadienal · (2E,4E)-Decadienal · (E,E)-2,4-Decadien-1-al · (E,E)-Deca-2,4-dienal · 2,4-DECADIENAL, trans,trans- · 2,4-Decadienal, (E,E)- · 2,4-trans,trans-Decadienal · 2-TRANS,4-TRANS-DECADIENAL · 2e,4e-decadienal · Deca-2(trans),4(trans)-dienal · trans,trans-2,4-Decadien-1-al · trans,trans-2,4-dodecadienal · trans-2, trans-4-Decadienal

What it does

Used in cosmetics as a fragrance ingredient.

  • Perfuming
  • Fragrance
  • Flavouring
Is it a concern?
We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

Regulation

No restrictions found. (E,E)-2,4-Decadienal appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • EUCosIngActiveListed in CosIng inventory for cosmetic use.
    • Listed in CosIng inventory for cosmetic use.Source →
  • USEPAcommercial use observedEPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Fragrance, Flavouring and nutrient.
    • EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Fragrance, Flavouring and nutrient.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Expert safety opinions

No expert opinion on file for (E,E)-2,4-Decadienal. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

  • SCCS

    EU Scientific Committee on Consumer Safety

    No SCCS opinion on file.

  • CIR

    Cosmetic Ingredient Review (US expert panel)

    No CIR safety assessment on file.

Evidence & sources

No graded research studies for (E,E)-2,4-Decadienal yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

6 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →

  • EPA Chemical and Products Database

    exposure · updated February 8, 2019

    Open →

  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →

  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →

  • openFDA Substance

    registry · updated 2026-05-24

    Open →

  • PubChem Live Enrichment

    chemistry · updated 2026-05-17

    Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Not a strong fit for fragrance avoidance because it carries Fragrance.

Avoid

The ingredient itself is a fragrance-linked signal, so it is better treated as an avoid case when fragrance exposure is the main concern.

Where it has been recorded

How often EPA CPDat has listed (E,E)-2,4-Decadienal in a product composition. These are source records, not Greenveil catalog products.

Named organisations

4

Typical roles

PerfumingFragranceFlavouring
See products using (E,E)-2,4-Decadienal →