Terpinolene
Aroma Chemical Top Note CAS 586-62-9
A fresh pine note with a sweet woody character and a soft citrus lift. Light and terpenic, it brings a natural coniferous freshness to pine and citrus accords.
Odor profile
| Note | Top Note |
| Descriptor 1 | Citrus |
| Descriptor 2 | Pine |
| Descriptor 3 | Herbal |
| Odor Impact1 | 1000 |
| Tenacity1 | 0.8 h |
| Tenacity2 | 4 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 | 586-62-9 |
| INCI Name | Terpinolene |
| Category | Aroma Chemical |
| Formula | C10H16 |
| Mol. Weight | 136.23 |
| IUPAC Name | 1-methyl-4-propan-2-ylidenecyclohexene |
| InChIKey | MOYAFQVGZZPNRA-UHFFFAOYSA-N |
Synonyms
1-methyl-4-isopropylidene-1-cyclohexene, 1,4,8-terpadiene, P-menth-1,4,8-diene, Terpinene, Mentha-1,4,8-diene, P, 1-Cyclohexene, 1-methyl-4-(1-methylethylidene), 1-Methyl-4-(1-methylethylidene)-1-cyclohexene, Terpinolene Terpinolene, Tereben, para Mentha-2,4(8) diene, para Mentha-1,4(8) diene, cyclohexene, 1-methyl-4-(1-methylethylidene)-, cyclohexene, 3-methyl-6-(1-methylethylidene)-, para-menth-1,4,8-diene, p-menth-1,4(8)-diene, p-mentha-1,4,8-diene, para-mentha-1,4,8-diene, p-mentha-1,4(8)-diene, para-mentha-1,4(8)-diene, 1,4(8)-p-menthadiene, 1,4(8)-para-menthadiene, p-meth-1-en-8-yl-formate, 1-methyl-4-(1-methyl ethylidene) cyclohexene, 1-methyl-4-(1-methylethylidene)cyclohexene, 1-methyl-4-(propan-2-ylidene)cyclohexene, 1-methyl-4-propan-2-ylidenecyclohexene, nofmer TP, 4-iso propylidene-1-methyl cylohexene, 4-iso propylidene-1-methylcyclohexene, 4-iso propylidene-1-methylcylohexene, 1,4(8)-terpadiene, iso terpinene, terpineolene, terpinolene 20, terpinolene 30, terpinolene 90, terpinolene 90 PQ, terpinolene 95 PF
Physical and chemical data
| Boiling Point | 187.0 °C |
| Melting Point | 25.0 °C |
| Flash Point | 64.0 °C |
| Density | 0.8632 |
| Refractive Index | 1.4883 |
| Vapor Pressure | 0.74 [mmHg] |
| LogP | 2.8 |
| Solubility | In water, 9.5 mg/L at 25 °C |
| Appearance | Terpinolene appears as a water-white to light amber colored liquid. Insoluble in water and less dense than water. Used to make plastics and resins. |
Regulatory status
Restricted components
| Component | Share |
|---|---|
| D-Limonene | 20 % |
| Methyl Chavicol | 0.05 % |
IFRA regulated substances contained in this material. The interactive index derives the effective maximum concentration per category from them.
EU allergen declaration
| Substance | Share |
|---|---|
| Terpinolene | 30 % |
| alpha-Terpinene | 28 % |
| Limonene | 20 % |
| Terpineol | 11 % |
| Pinene | 8.5 % |
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.