Food safety and quality: details

Flavouring	(E)-2-Pentenoic acid
Synonym(s)
Latest JECFA evaluation	2008 (Session 69)
Status of specification	Full
Information required
Chemical name	(2E)-2-Pentenoic acid
JECFA number	1804
CAS number	13991-37-2
FEMA number	4193
COE number	10163
FLAVIS number	08.107
Molecular weight	100.12
Chemical formula	C5H8O2
Physical form/odour	Colourless liquid; Sour caramellic aroma
Solubility	Slightly soluble in water; soluble in non-polar solvents
Solubility in ethanol	Soluble
Boiling point (°C)	197-199°
Assay min %	95%
Acid value max
Refractive index	1.445-1.454
Specific gravity	0.984-0.991
Other requirements
ID Test	HNMR MS
Spectrum