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Food safety and quality
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| Flavouring |
2-Undecenal |
| Synonym(s) |
2-Undecen-1-al;Undecen-2-al;Undecylenic aldehyde;3-Octylacrolein |
| Latest JECFA evaluation |
2004 (Session 63) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
2-Undecenal |
| JECFA number |
1366 |
| CAS number |
2463-77-6 |
| FEMA number |
3423 |
| COE number |
|
| FLAVIS number |
05.109 |
| Molecular weight |
168.27 |
| Chemical formula |
C11H20O |
| Physical form/odour |
Colourless to very pale straw coloured liquid; Fresh, fruity, orange peel aroma |
| Solubility |
Soluble in oils; Insoluble in water |
| Solubility in ethanol |
Soluble |
| Boiling point (°C) |
115° (10 mm Hg) |
| Assay min % |
98% (sum of cis/trans isomers) |
| Acid value max |
6 |
| Refractive index |
1.452-1.459 |
| Specific gravity |
0.837-0.847 |
| Other requirements |
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| ID Test |
NMR |
| Spectrum |
 
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