Gamma Terpinene
Aroma Chemical Top Note CAS 99-85-4
A fresh terpenic citrus note with a lemon and lime character. Zesty and natural, it gives a sparkling top note lift to citrus accords.
Odor profile
| Note | Top Note |
| Descriptor 1 | Herbal |
| Descriptor 2 | Citrus |
| Descriptor 3 | Spicy |
| Tenacity2 | 4 h |
2 Source: The Good Scents Company
Identification
| CAS Number | 99-85-4 |
| INCI Name | Gamma-terpinene; p-mentha-1,4-diene |
| Category | Aroma Chemical |
| Formula | C10H16 |
| Mol. Weight | 136.23 |
| IUPAC Name | 1-methyl-4-propan-2-ylcyclohexa-1,4-diene |
| InChIKey | YKFLAYDHMOASIY-UHFFFAOYSA-N |
Synonyms
P-mentha-1,4-diene, Gamma-Terpinene, Crithmene, Moslene, gamma-Terpinen, 4-Isopropyl-1-methyl-1,4-cyclohexadiene, 1,4-p-Menthadiene, 1-Isopropyl-4-methyl-1,4-cyclohexadiene, 1, 4-Cyclohexadiene, 1-methyl-4-(1-methylethyl)-, 1-methyl-4-propan-2-ylcyclohexa-1,4-diene, 1-Methyl-4-(1-methylethyl)-1,4-cyclohexadiene, 1-methyl-4-(propan-2-yl)cyclohexa-1,4-diene, 1-isopropyl-4-methylcyclohexa-1,4-diene, 1,4-cyclohexadiene, 1-methyl-4-isopropyl-, para-mentha-1,4-diene, 1,4-para-menthadiene, 4-methyl-1-(1-methylethyl)-1,4-cyclohexadiene, 1-methyl-4-(1-methyl ethyl)-1,4-cyclohexadiene, 1-methyl-4-isopropyl-1,4-cyclohexadiene, 4-iso propyl-1-methyl-1,4-cyclohexadiene, 1-iso propyl-4-methyl-1,4-cyclohexadiene, 1-iso propyl-4-methylcyclohexa-1,4-diene, g-terpinene, gamma-terpinene 60% ex lemon natural, gamma-terpinene 70% ex lemon natural, terpinene gamma natural, gamma-terpinene natural, gamma-terpinene P&F
Physical and chemical data
| Boiling Point | 182.0 °C |
| Melting Point | -10.0 °C |
| Flash Point | 51.67 °C |
| Density | 0.841 |
| Refractive Index | 1.472 |
| Vapor Pressure | 1.09 [mmHg] |
| LogP | 2.8 |
| Solubility | Insoluble in water; soluble in most fixed oils |
| Appearance | Liquid |
Regulatory status
EU allergen declaration
| Substance | Share |
|---|---|
| p-mentha-1,4-diene | 100 % |
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.