Food safety and quality: details

Flavouring	2-Oxo-3-ethyl-4-butanolide
Synonym(s)	2,3-Furandione, 4-ethyldihydro-
Latest JECFA evaluation	2010 (Session 73)
Status of specification	Full
Information required
Chemical name	4-ethyldihydrofuran-2,3-dione
JECFA number	1986
CAS number	923291-29-6
FEMA number	4460
COE number
FLAVIS number
Molecular weight	128.13
Chemical formula	C6H8O3
Physical form/odour	Clear colourless to pale yellow, oily liquid; Faint sweet non-descript aromatic aroma
Solubility	Practically insoluble or insoluble in water
Solubility in ethanol	Soluble
Boiling point (°C)	NA
Assay min %	96%
Acid value max
Refractive index	NA
Specific gravity	NA
Other requirements	m.p. = 57-63°
ID Test	CNMR HNMR MS
Spectrum