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Undecavertol

(E)-4-methyldec-3-en-5-ol

Undecavertol

Unsaturated alcohol · C₁₁H₂₂O

Chemical structure of Undecavertol
2D structure PubChem / NCI CIR

Chemical info

CAS number CAS
81782-77-6
Molecular formula
C₁₁H₂₂O
Molecular weight
170.29 g/mol
Origin
Synthetic
Odor family
Xanh Green
Note
Heart
Aroma
Violet leaf, green, slightly floral and mushroomy.

History

Undecavertol is Givaudan's trade name for 4-methyl-3-decen-5-ol, a violet leaf material more stable than the acetylenic esters.

In perfumery

Used to replace part of methyl octine carbonate in violet leaf accords.

Connections

EvokesViolet leaf

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 81782-77-6
  2. IFRA Standards Library, Amendments up to 51
  3. Regulation (EC) No 1223/2009, consolidated text of 18.05.2026, Annexes II and III