Food safety and quality: details

Flavouring	(+/-) [R-(E)]-5-Isopropyl-8-methylnona-6,8-dien-2-one
Synonym(s)	Virginione
Latest JECFA evaluation	2008 (Session 69)
Status of specification	Full
Information required
Chemical name	[R-(E)]-8-Methyl-5-(1-methylethyl)-6,8-nonadien-2-one
JECFA number	1840
CAS number	2278-53-7
FEMA number	4331
COE number
FLAVIS number	07.239
Molecular weight	194.35
Chemical formula	C13H22O
Physical form/odour	Clear yellow liquid; Fruity melon-like aroma
Solubility	Insoluble in water
Solubility in ethanol	Soluble
Boiling point (°C)	237-238°
Assay min %	95%
Acid value max
Refractive index	1.471-1.477
Specific gravity	0.846-0.852
Other requirements
ID Test	MS
Spectrum