Food safety and quality: details

Flavouring	2,5-Dimethyl-4-methoxy-3(2H)-furanone
Synonym(s)	2,5-Dimethyl-4-methoxy-2,3-dihydro-3-furanone;4-Methoxy-2,5-dimethyl-3(2H)-furanone;Mesifuran;2,5-Dimethyl-4-methyoxy-2H-furan-3-one
Latest JECFA evaluation	2004 (Session 63)
Status of specification	Full
Information required
Chemical name	2,5-Dimethyl-4-methoxyfuran-3(2H)-one
JECFA number	1451
CAS number	4077-47-8
FEMA number	3664
COE number
FLAVIS number	13.089
Molecular weight	142.15
Chemical formula	C7H10O3
Physical form/odour	Colourless liquid; Sweet, carmellic, burnt sugar, aroma
Solubility	Soluble in fats; Insoluble in water
Solubility in ethanol	Soluble
Boiling point (°C)	61-63° (0.3 mm Hg)
Assay min %	97%
Acid value max	3
Refractive index	1.475-1.481
Specific gravity	1.091-1.097
Other requirements
ID Test	NMR
Spectrum