Food safety and quality: details

Flavouring	trans-4-Octenoic acid
Synonym(s)	4-Octenoic acid, (E)-
Latest JECFA evaluation	2007 (Session 68)
Status of specification	Full
Information required
Chemical name	4(E)-Octenoic acid
JECFA number	1629
CAS number	18776-92-6
FEMA number	4357
COE number
FLAVIS number
Molecular weight	142.2
Chemical formula	C8H14O2
Physical form/odour	Colourless liquid; Greasy aroma
Solubility	Slightly soluble in water; soluble in most organic solvents
Solubility in ethanol	Soluble
Boiling point (°C)	105-106° (5 mm Hg)
Assay min %	95%
Acid value max
Refractive index	1.436-1.440
Specific gravity	0.924-0.930
Other requirements
ID Test	MS
Spectrum