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Food safety and quality
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| |
| Flavouring |
Mixture of methyl cyclohexadiene and methylene cyclohexene |
| Synonym(s) |
Cyclohexadiene, methyl- |
| Latest JECFA evaluation |
2014 (Session 79) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
2-methylcyclohexa-1,3-diene and 3-methylidenecyclohexene |
| JECFA number |
2197 |
| CAS number |
30640-46-1;1888-90-0 |
| FEMA number |
4311 |
| COE number |
|
| FLAVIS number |
01.025 |
| Molecular weight |
94.15 |
| Chemical formula |
C7H10 |
| Physical form/odour |
Colorless liquid, Strong lemon-lime top note |
| Solubility |
Practically insoluble to insoluble |
| Solubility in ethanol |
Slightly Soluble |
| Boiling point (°C) |
105° |
| Assay min % |
98% |
| Acid value max |
|
| Refractive index |
1.474-1.484 |
| Specific gravity |
0.830-0.837 |
| Other requirements |
2-methyl-1,3-cyclohexadiene: 45%; 3-methylene-1-cyclohexene: 39%; 1-methyl-1,3-cyclohexadiene: 15% |
| ID Test |
HNMR |
| Spectrum |
 
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