Alcohol C-9
Aroma Chemical Top Note CAS 143-08-8
A fresh clean fatty note with rosy floral and orange facets. Its slightly waxy oily character adds a natural roundness to floral and citrus accords.
Odor profile
| Note | Top Note |
| Descriptor 1 | Floral |
| Descriptor 2 | Fresh |
| Descriptor 3 | Rose |
| Odor Impact1 | 100 |
| Impact Level | Medium |
| Tenacity1 | 6 h |
| Tenacity2 | 44 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 | 143-08-8 |
| INCI Name | Nonyl alcohol |
| Category | Aroma Chemical |
| Formula | C9H20O |
| Mol. Weight | 144.25 |
| IUPAC Name | nonan-1-ol |
| InChIKey | ZWRUINPWMLAQRD-UHFFFAOYSA-N |
Synonyms
Nonyl alcohol, nonanol, nonan-1-ol, nonalol, pelargonic alcohol, pelargyl alcohol, octyl carbinol, alcohol C 9, alcohol C-9 10% dpg, alcohol C-9 FCC, alcohol C9, 1-hydroxynonane, N-nonan-1-ol, 1-nonanol, nonanol natural, nonanol, natural, N-nonyl alcohol, nonyl alcohol 99%, nonylalkohol, pelargonalkohol
Physical and chemical data
| Boiling Point | 212.8 °C |
| Melting Point | -5.0 °C |
| Flash Point | 73.9 °C |
| Density | 0.827 |
| Refractive Index | 1.4338 |
| Vapor Pressure | 0.02 [mmHg] |
| LogP | 4.3 |
| Solubility | In water, 140 mg/L at 25 °C |
| Appearance | Nonanol appears as colorless liquid with a rose or fruity odor. Floats on water. Freezing point 23 °F. (USCG, 1999) |
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.