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Food safety and quality
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| Flavouring |
(E,E)-2,4-Hexadienal |
| Synonym(s) |
Sorbaldehyde;2,4-Hexadienal, (trans, trans)-;2-Propyleneacrolein;Sorbic aldehyde |
| Latest JECFA evaluation |
2003 (Session 61) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
(2E,4E)-Hexa-2.4-dienal |
| JECFA number |
1175 |
| CAS number |
142-83-6 |
| FEMA number |
3429 |
| COE number |
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| FLAVIS number |
05.057 |
| Molecular weight |
96.13 |
| Chemical formula |
C6H8O |
| Physical form/odour |
Yellow liquid; powerful but sweet-green aroma, in dilution pleasant citrusy green |
| Solubility |
Slightly soluble in water; miscible in oils |
| Solubility in ethanol |
soluble |
| Boiling point (°C) |
64° (15 mm Hg) |
| Assay min % |
97% |
| Acid value max |
1 |
| Refractive index |
1.538-1.543 |
| Specific gravity |
0.896-0.902 (20°) |
| Other requirements |
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| ID Test |
MS |
| Spectrum |
 
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