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Citronellyl nitrile

3,7-Dimethyloct-6-enenitrile

3,7-Dimethyl-6-octenenitrile

Nitrile monoterpene · Monoterpene nitrile · C₁₀H₁₇N

Chemical structure of Citronellyl nitrile
2D structure PubChem / NCI CIR

Chemical info

CAS number CAS
51566-62-2
Molecular formula
C₁₀H₁₇N
Molecular weight
151.25 g/mol
Origin
Synthetic
Odor family
Citrus
Note
Top
Aroma
Citronella and lemon peel, metallic; fresh and very stable in detergents.

History

Citronellyl nitrile is the nitrile counterpart of citronellal, used where the aldehyde would be unstable.

In perfumery

Used for citronella and lemon notes in soap and cleaners.

Connections

EvokesCitronella
Found in natureCitronellal (relative)

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 51566-62-2
  2. IFRA Standards Library, Amendments up to 51
  3. Regulation (EC) No 1223/2009, consolidated text of 18.05.2026, Annexes II and III