Food safety and quality: details

Flavouring	3-Hydroxy-4-phenylbutan-2-one
Synonym(s)	2-Butanone, 3-hydroxy-4-phenyl-
Latest JECFA evaluation	2010 (Session 73)
Status of specification	Full
Information required
Chemical name	3-hydroxy-4-phenylbutan-2-one
JECFA number	2041
CAS number	5355-63-5
FEMA number	4052
COE number
FLAVIS number	07.242
Molecular weight	164.2
Chemical formula	C10H12O2
Physical form/odour	Clear, colourless liquid; Fruit and floral aroma
Solubility	Soluble in non-polar solvents; insoluble in water
Solubility in ethanol	Soluble
Boiling point (°C)	97-99° (1.0 mm Hg)
Assay min %	93%
Acid value max
Refractive index	1.524-1.534
Specific gravity	1.079-1.089 (20°)
Other requirements	SC: 3-5% 4-Hydroxy-4-phenylbutan-2-one
ID Test	CNMR HNMR MS
Spectrum