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Food safety and quality
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| Flavouring |
p-Mentha-1,4-diene |
| Synonym(s) |
gamma-Terpinene;1-Isopropyl-4-methyl-1,4-cyclohexadiene;1-Methyl-4-(1-methylethyl)-1,4-cyclohexadiene |
| Latest JECFA evaluation |
2004 (Session 63) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
p-Mentha-1,4-diene |
| JECFA number |
1340 |
| CAS number |
99-85-4 |
| FEMA number |
3559 |
| COE number |
|
| FLAVIS number |
01.020 |
| Molecular weight |
136.24 |
| Chemical formula |
C10H16 |
| Physical form/odour |
Colourless oily liquid; refreshing, herbaceous-citrusy aroma |
| Solubility |
Insoluble in water; soluble in most fixed oils |
| Solubility in ethanol |
Soluble |
| Boiling point (°C) |
182° |
| Assay min % |
95% |
| Acid value max |
<1.0 |
| Refractive index |
1.472-1.478 |
| Specific gravity |
0.841-0.845 |
| Other requirements |
Minimum assay value may include traces of limonene, alpha and beta pinene and other common C10H16 terpenes |
| ID Test |
NMR |
| Spectrum |
 
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