Food safety and quality: details

Flavouring	(Z)-3-Hexenyl (E)-2-butenoate
Synonym(s)	(Z)-3-Hexenyl crotonate;Pipyl crotonate
Latest JECFA evaluation	2003 (Session 61)
Status of specification	Full
Information required
Chemical name	(Z)-3-Hexenyl (E)-2-butenoate
JECFA number	1276
CAS number	65405-80-3
FEMA number	3982
COE number
FLAVIS number	09.566
Molecular weight	168.23
Chemical formula	C10H16O2
Physical form/odour	Colourless liquid; green, vegetable-like aroma
Solubility	insoluble in water; soluble in oils
Solubility in ethanol	soluble
Boiling point (°C)	218-219° (734 mm Hg)
Assay min %	97%
Acid value max	1
Refractive index	1.427-1.437
Specific gravity	0.894-0.904
Other requirements
ID Test	CNMR HNMR IR MS
Spectrum