Food safety and quality: details

Flavouring	(+/-)-4-Methyl-2-propyl-1,3-oxathiane
Synonym(s)	2-Propyl-4-methyl-1,3-oxathiane
Latest JECFA evaluation	2012 (Session 76)
Status of specification	Full
Information required
Chemical name	4-Methyl-2-propyl-1,3-oxathiane
JECFA number	2089
CAS number	1064678-08-5
FEMA number	4677
COE number
FLAVIS number
Molecular weight	160.28
Chemical formula	C8H16OS
Physical form/odour	Clear colourless to yellow liquid; Sweet onion to garlic aroma
Solubility	Practically insoluble to insoluble in water
Solubility in ethanol	Soluble
Boiling point (°C)	79-80° (10 mm Hg)
Assay min %	95%
Acid value max
Refractive index	1.475-1.479
Specific gravity	0.939-0.942 (20°)
Other requirements
ID Test	IR HNMR
Spectrum