Citronellyl Nitrile
Aroma Chemical Heart Note CAS 51566-62-2
A fresh lemon citrus note with a rosy citronella character and a soft metallic edge. Stable and waxy floral, it is a robust citrus material for functional bases.
Odor profile
| Note | Heart Note |
| Descriptor 1 | Citrus |
| Descriptor 2 | Rose |
| Descriptor 3 | Green |
| Odor Impact1 | 324 |
| Tenacity1 | 25 h |
| Tenacity2 | 16 h |
1 Source: PerfumersWorld
2 Source: The Good Scents Company
Both tenacity figures are blotter life. The two labs use different evaluation protocols, so the numbers are not directly comparable — read them as two independent readings, not as a contradiction.
Identification
| CAS Number | 51566-62-2 |
| INCI Name | Citronellyl nitrile |
| Category | Aroma Chemical |
| Formula | C10H17N |
| Mol. Weight | 151.25 |
| IUPAC Name | 3,7-dimethyloct-6-enenitrile |
| InChIKey | MTDAKBBUYMYKAR-UHFFFAOYSA-N |
Synonyms
3,7-Dimethyl-6-octenenitrile, Agrunitrile, Citronellylnitrile, Vervonitrile, baranyl nitrile, citronalva (IFF), citronellonitrile, citrylone, 3,7-dimethyl oct-6-ene nitrile, 3,7-dimethyl-6-octene nitrile, 3,7-dimethyl-6-octene-1-nitrile, 3,7-dimethyloct-6-ene nitrile, 3,7-dimethyloct-6-enenitrile, 6-octenenitrile, 3,7-dimethyl-
Physical and chemical data
| Boiling Point | 110.00 °C |
| Flash Point | 103 °C |
| Density | 0.83500 |
| Refractive Index | 1.44000 |
| Vapor Pressure | 0.100000 mmHg @ 20.00 C. |
| LogP | 3.2 |
| Solubility | alcohol; paraffin oil; water, 37.76 mg/L @ 25 C (est) |
| Appearance | CBI; Liquid; Dry Powder; Liquid |
Regulatory status
Restricted components
| Component | Share |
|---|---|
| Citronellol | 0.1 % |
IFRA regulated substances contained in this material. The interactive index derives the effective maximum concentration per category from them.
EU allergen declaration
| Substance | Share |
|---|---|
| Citronellol | 0.1 % |
Substances that must be named in the ingredient list under Annex III of Regulation (EC) 1223/2009, as amended by Regulation (EU) 2023/1545. Where a range was given, the upper bound is shown.
All figures on this page are guide values collected from public reference works and supplier declarations. They differ between batches, origins and qualities. The data sheet of your own supplier is always the authoritative document for the material you actually use.