Food safety and quality: details

Flavouring	2-Nonenoic acid gamma-lactone
Synonym(s)	5-Pentyl-2-furanone;2-Nonenoic acid, 4-hydroxy-, gammalactone;2(5H)-Furanone, 5-pentyl-
Latest JECFA evaluation	2010 (Session 73)
Status of specification	Full
Information required
Chemical name	5-pentylfuran-2(5H)-one
JECFA number	2001
CAS number	21963-26-8
FEMA number	4188
COE number
FLAVIS number	10.054
Molecular weight	154.21
Chemical formula	C9H14O2
Physical form/odour	Colourless liquid; Minty fruit-like aroma
Solubility	Soluble in non-polar solvents; insoluble in water
Solubility in ethanol	Soluble
Boiling point (°C)	230-233°
Assay min %	97%
Acid value max
Refractive index	1.457-1.463
Specific gravity	0.982-0.986
Other requirements
ID Test	HNMR IR MS
Spectrum