Food safety and quality: details

Flavouring	Hexyl 2-butenoate
Synonym(s)	Hexenyl crotonate
Latest JECFA evaluation	2008 (Session 69)
Status of specification	Full
Information required
Chemical name	2-Butenoic acid, hexyl ester
JECFA number	1807
CAS number	19089-92-0
FEMA number	3354
COE number	10688
FLAVIS number	09.266
Molecular weight	170.25
Chemical formula	C10H18O2
Physical form/odour	Colourless liquid; Fruity aroma
Solubility	Insoluble in water, propylene glycol; soluble in most fixed oils
Solubility in ethanol	Soluble
Boiling point (°C)	96-98° (15 mm Hg)
Assay min %	95%
Acid value max	1
Refractive index	1.428-1.442
Specific gravity	0.880-0.905
Other requirements
ID Test	NMR
Spectrum