Food safety and quality: details

Flavouring	2,5-Dimethyl-3-oxo-(2H)-fur-4-yl butyrate
Synonym(s)
Latest JECFA evaluation	2018 (Session 86)
Status of specification	Full
Information required
Chemical name	4-Butyroxy-2,5-dimethyl-3(2H)-furanone
JECFA number	1519
CAS number	114099-96-6
FEMA number	3970
COE number
FLAVIS number
Molecular weight	198.22
Chemical formula	C10H14O4
Physical form/odour	Colourless to pale yellow liquid; Spicy, sweet aroma
Solubility	Insoluble in water
Solubility in ethanol	Soluble
Boiling point (°C)	287°
Assay min %	93%
Acid value max	5
Refractive index	1.467-1.473
Specific gravity	1.095-1.103
Other requirements	SC: 1-3% 4-Hydroxy-2,5-dimethyl-3(2H)-furanone and 1-3% Butyric acid
ID Test	NMR
Spectrum