Food safety and quality
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Flavouring |
2,4-Undecadienal |
Synonym(s) |
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Latest JECFA evaluation |
2003 (Session 61) |
Status of specification |
Full |
Information required |
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Chemical name |
(2E,4E)-Undeca-2,4-dienal |
JECFA number |
1195 |
CAS number |
13162-46-4 |
FEMA number |
3422 |
COE number |
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FLAVIS number |
05.196 |
Molecular weight |
166.26 |
Chemical formula |
C11H18O |
Physical form/odour |
colourless oily liquid; very powerful oily-caramellic, "baked spicy" aroma with citrusy undertones |
Solubility |
Soluble in oils; Insoluble in water |
Solubility in ethanol |
soluble |
Boiling point (°C) |
129° (13 mm Hg) |
Assay min % |
99 |
Acid value max |
1 |
Refractive index |
1.500-1.505 |
Specific gravity |
0.896-0.906 |
Other requirements |
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ID Test |
NMR |
Spectrum |
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