Food safety and quality: details

Flavouring	2-Ethyl-4-hydroxy-5-methyl-3(2H)-furanone
Synonym(s)	4-Hydroxy-2-methyl-5-ethyl-2,3-dihydrofur-3-one;Homofuraneol;2-Ethyl-5-methyl-4,5-dihydrofuran-3-ol-4-one;2-Methyl-4-hydroxy-5-ethylfuran-3-one
Latest JECFA evaluation	2004 (Session 63)
Status of specification	Full
Information required
Chemical name	2-Ethyl-4-hydroxy-5-methyl-3(2H)-furanone
JECFA number	1449
CAS number	27538-09-6
FEMA number	3623
COE number
FLAVIS number	13.084
Molecular weight	142.15
Chemical formula	C7H10O3
Physical form/odour	Yellow liquid; Sweet fruity caramel, butter scotch aroma
Solubility	Soluble in water; Insoluble in fats
Solubility in ethanol	Soluble
Boiling point (°C)	103° (15 mm Hg)
Assay min %	96%
Acid value max	4
Refractive index	1.509-1.514
Specific gravity	1.133-1.143
Other requirements
ID Test	HNMR IR
Spectrum