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Aldehyde C-13 (tridecanal)

TRIDECANAL

Aldehyde C-13

Aliphatic aldehyde · C₁₃H₂₆O

Chemical structure of Aldehyde C-13 (tridecanal)
2D structure PubChem / NCI CIR

Chemical info

CAS number CAS
10486-19-8
Molecular formula
C₁₃H₂₆O
Molecular weight
198.35 g/mol
Origin
Nature-identical
Odor family
Aldehyde Aldehydic
Note
Heart
Aroma
Waxy and fatty, with grapefruit rind and candle wax nuances; softer than the shorter aldehydes.

History

Tridecanal is the thirteen-carbon aldehyde; the name "C-13" is accurate. It is used less than C-10 to C-12.

In perfumery

Used to carry the aldehydic effect into the heart and add a grapefruit rind note.

Connections

EvokesGrapefruit peel

Regulatory status

No specific limit
IFRA 51
No dedicated IFRA Standard in the IFRA library as of Amendment 51.
EU CosReg
No specific entry in Annex II or III of Regulation (EC) 1223/2009.
EU allergen 2023/1545
Not on the list of fragrance allergens requiring labelling, including after Regulation (EU) 2023/1545.

Sources

  1. NCI/CADD Chemical Identifier Resolver, CAS 10486-19-8
  2. IFRA Standards Library, Amendments up to 51
  3. Regulation (EC) No 1223/2009, consolidated text of 18.05.2026, Annexes II and III