Food safety and quality: details

Flavouring	l-Piperitone
Synonym(s)
Latest JECFA evaluation	2008 (Session 69)
Status of specification	Full
Information required
Chemical name	(6R)-3-Methyl-6-(1-methylethyl)-2-cyclohexen-1-one
JECFA number	1856
CAS number	4573-50-6
FEMA number	4200
COE number	2052
FLAVIS number	07.255
Molecular weight	152.23
Chemical formula	C10H16O
Physical form/odour	Light yellowish liquid; Herbaceous minty aroma
Solubility	Insoluble in water
Solubility in ethanol	Soluble
Boiling point (°C)	233-235°
Assay min %	99%
Acid value max
Refractive index	1.483-1.487
Specific gravity	0.929-0.934
Other requirements	NOTE: d-isomer is JECFA No. 435
ID Test	HNMR IR MS
Spectrum