Skip to content

Fragrance

HEXANAL

CAS 66-25-1 Updated
50

Safety score · 0–100

Moderate

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

About

A six-carbon aldehyde with a green grassy odor used as a fragrance component. Carries skin, eye and respiratory irritation classifications, so used at trace fragrance levels only.

Skin benefits

  • Provides green leafy/grassy fragrance note
  • Naturally occurring aldehyde
  • Used at very low ppm levels

Known concerns

  • Skin and eye irritant (H315/H319)
  • Respiratory irritant (H335)
  • Volatile aldehyde — sensitization risk

References

EU

EU CosIng database

European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.

Related fragrances

50
1-FURFURYL-1H-PYRROLE
Fragrance
 50
2,5-DIMETHYL-2-VINYLHEX-4-ENAL
Fragrance
 50
2,6-DIMETHYLPYRAZINE
Fragrance
 50
2-Benzylideneheptanal
Fragrance
 50
2-CYCLOHEXENYL CYCLOHEXANONE
Fragrance
 50
2-METHOXYPHENOL/2,2-DIMETHYL-3-METHYLENEBICYCLO-HEPTANE HYDROGENATED
Fragrance
 50
2-METHYL-2-BUTENOL
Fragrance
 50
2-TERT-BUTYL-5-METHYLANISOLE
Fragrance

Check your shelf

Find HEXANAL in your products.

Scan any cosmetic product with LuxSense to see if it contains HEXANAL and get a full ingredient breakdown with safety scores.

This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.