Food safety and quality: details

Flavouring	4-Hydroxy-5-methyl-3(2H)-furanone
Synonym(s)	5-Methyl-4-hydroxy-3(2H)-furanone;4-Hydroxy-5-methyl-2,3-dihydrofuran-3-one;5-Methyl-4-hydroxy-2,3-dihydrofuran-3-one
Latest JECFA evaluation	2004 (Session 63)
Status of specification	Full
Information required
Chemical name	4-Hydroxy-5-methylfuran-3(2H)-one
JECFA number	1450
CAS number	19322-27-1
FEMA number	3635
COE number
FLAVIS number	13.085
Molecular weight	114.1
Chemical formula	C5H6O3
Physical form/odour	Colourless to white solid; Fruity caramel or burnt pineapple aroma
Solubility	Soluble in water; Slightly soluble in fats
Solubility in ethanol	Soluble
Boiling point (°C)
Assay min %	97%
Acid value max	4
Refractive index
Specific gravity
Other requirements	mp: 126-133°
ID Test	NMR
Spectrum