Food safety and quality: details

Flavouring	(E,E)-3,5-Octadien-2-one
Synonym(s)	trans,trans-3,5-Octadien-2-one
Latest JECFA evaluation	2002 (Session 59)
Status of specification	Full
Information required
Chemical name	(E,E)-Octa-3,5-dien-2-one
JECFA number	1139
CAS number	30086-02-3
FEMA number	4008
COE number
FLAVIS number
Molecular weight	124.2
Chemical formula	C8H12O
Physical form/odour	Colourless to pale yellow liquid; pungent herbaceous odour
Solubility	insoluble in water; soluble in fats
Solubility in ethanol	Miscible at room temperature
Boiling point (°C)	220°
Assay min %	95%
Acid value max
Refractive index	1.508-1.516
Specific gravity	0.880-0.890
Other requirements
ID Test	NMR
Spectrum