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Online Edition: "Specifications for Flavourings"

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
Chemical name Non-2-enal
JECFA number 1362
CAS number 2463-53-8
FEMA number 3213
COE number
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