Food safety and quality: details

Flavouring	l-8-p-Menthene-1,2-epoxide
Synonym(s)	L-1,2-Epoxylimonene;L-Limonene 1,2-epoxide
Latest JECFA evaluation	2012 (Session 76)
Status of specification	Full
Information required
Chemical name	(4S)-1-Methyl-4-(prop-1-en-2-yl)-7-oxabicyclo[4.1.0]heptane
JECFA number	2146
CAS number	203719-53-3
FEMA number	4656
COE number
FLAVIS number
Molecular weight	152.23
Chemical formula	C10H16O
Physical form/odour	Colourless to pale yellow liquid; cool minty aroma
Solubility	Practically insoluble to insoluble in water
Solubility in ethanol	Soluble
Boiling point (°C)	197-199º
Assay min %	95%
Acid value max
Refractive index	1.464-1.474
Specific gravity	0.926-0.936 (20°)
Other requirements	Optical rotation: +73 to 78º (20ºC)
ID Test	MS
Spectrum