Nopyl Acetate
Aroma Chemical Heart Note CAS 128-51-8
Soft woody with a pine, lavender and herbal character and a light coniferous, fruity facet. It adds a clean woody freshness to fougere and aromatic accords.
Odor profile
| Note | Heart Note |
| Descriptor 1 | Woody |
| Descriptor 2 | Floral |
| Descriptor 3 | Fruity |
| Odor Impact1 | 100 |
| Impact Level | Medium |
| Tenacity1 | 15 h |
| Tenacity2 | 2 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 | 128-51-8 |
| INCI Name | Nopyl acetate |
| Category | Aroma Chemical |
| Formula | C13H20O2 |
| Mol. Weight | 208.30 |
| IUPAC Name | 2-[(1R,5S)-6,6-dimethyl-2-bicyclo[3.1.1]hept-2-enyl]ethyl acetate |
| InChIKey | AWNOGHRWORTNEI-RYUDHWBXSA-N |
Synonyms
6,6-dimethyl-2-norpinene-2-ethanyl Acetate, 2-(6,6-Dimethylbicyclo[3.1.1]-2-heptene)ethyl acetate, Citroviol, Diheptyl acetate, Lignyl acetate, 6,6-Dimethylbicyclo (3,1,1)-2-heptene-2-ethylacetate, acetate de nopyle, bicyclo(3.1.1)hept-2-ene-2-ethanol, 6,6-dimethyl-, bicyclo[3.1.1]hept-2-ene-2-ethanol, 6,6-dimethyl-, 6,6-dimethyl bicyclo(3.1.1)-2-heptene-2-ethyl acetate, 6,6-dimethyl bicyclo(3.1.1)hept-2-ene-2-ethanol acetate, 6,6-dimethyl bicyclo(3.1.1)hept-2-ene-2-ethanyl acetate, 6,6-dimethyl-2-norpinene-2-ethanol acetate, 6,6-dimethyl-2-norpinene-2-ethanol, 6,6-dimethylbicyclo(3.1.1)-2-heptene-2-ethyl acetate, 6,6-dimethylbicyclo[3.1.1]-2-heptene-2-ethyl acetate, 2-(6,6-dimethylbicyclo[3.1.1]hept-2-en-2-yl)ethyl acetate, 6,6-dimethylbicyclo[3.1.1]hept-2-ene-2-ethyl acetate, nopol acetate, 2-pinene-10-methyl acetate, 2-nor pinene-2-ethanol, 6,6-dimethyl-, acetate, acetate, acetate, acetate
Physical and chemical data
| Boiling Point | 118 °C @ 10 mmHg |
| Flash Point | 107.22 °C |
| Density | 0.97800 |
| Refractive Index | 1.47100 |
| Vapor Pressure | 0.008000 mmHg @ 25.00 C. (est) |
| LogP | 2.6 |
| Solubility | alcohol; water, 8.429 mg/L @ 25 C (est); For experimental / research use only. |
| Appearance | CBI; Liquid |
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.