Food safety and quality: details

Flavouring	Cyclotene butyrate
Synonym(s)	Butyric acid, 2-methyl-5-oxo-1-cyclopenten-1-yl ester;Butanoic acid, 2-methyl-5-oxo-1-cyclopenten-1-yl ester
Latest JECFA evaluation	2010 (Session 73)
Status of specification	Full
Information required
Chemical name	2-methyl-5-oxocyclopent-1-en-1-yl butyrate
JECFA number	2056
CAS number	68227-51-0
FEMA number	4648
COE number
FLAVIS number
Molecular weight	182.22
Chemical formula	C10H14O3
Physical form/odour	Colourless clear liquid; Fruity nutty aroma
Solubility	Practically insoluble or insoluble in water; soluble in fats and oils
Solubility in ethanol	Soluble
Boiling point (°C)	116-117° (2 mm Hg)
Assay min %	96%
Acid value max
Refractive index	1.476-1.482
Specific gravity	1.063-1.069 (20°)
Other requirements
ID Test	HNMR IR MS
Spectrum