Food safety and quality
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Flavouring |
2-Nonenal |
Synonym(s) |
Heptylidene acetaldehyde;2-Nonen-1-al;Iris aldehyde;3-Hexyl acrolein |
Latest JECFA evaluation |
2004 (Session 63) |
Status of specification |
Full |
Information required |
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Chemical name |
Non-2-enal |
JECFA number |
1362 |
CAS number |
2463-53-8 |
FEMA number |
3213 |
COE number |
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FLAVIS number |
05.171 |
Molecular weight |
140.22 |
Chemical formula |
C9H16O |
Physical form/odour |
White to slightly yellow liquid; Powerful, penetrating fatty, violet aroma |
Solubility |
Soluble in most fixed oils; Insoluble in water |
Solubility in ethanol |
Soluble |
Boiling point (°C) |
88-90° (12 mm Hg) |
Assay min % |
92% (sum of cis/trans isomers) |
Acid value max |
10 |
Refractive index |
1.454-1.460 |
Specific gravity |
0.855-0.865 |
Other requirements |
SC: 2-Nonenoic acid |
ID Test |
IR |
Spectrum |
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