Food safety and quality: details

Flavouring	(+/-)-cis- and trans-2-Pentyl-4-propyl-1,3-oxathiane (Safety evaluation not completed)
Synonym(s)
Latest JECFA evaluation	2010 (Session 73)
Status of specification	Full
Information required
Chemical name	Mixture of cis-2-pentyl-4-propyl-1,3-oxathiane and trans-2-pentyl-4-propyl-1,3-oxathiane
JECFA number	1943
CAS number	59323-81-8
FEMA number	4499
COE number
FLAVIS number
Molecular weight	216.38
Chemical formula	C12H24OS
Physical form/odour	Clear colourless to yellow liquid; Fruity allium aroma
Solubility	Practically insoluble or insoluble in water
Solubility in ethanol	Soluble
Boiling point (°C)	297-301°
Assay min %	95% (mixture of isomers)
Acid value max
Refractive index	1.441-1.478
Specific gravity	0.890-0.937
Other requirements	Safety evaluation not completed; Mixture of 85-86 % cis-2-Pentyl-4-propyl-1,3-oxathiane and 10-13% trans-2-Pentyl-4-propyl-1,3-oxathiane
ID Test	CNMR HNMR IR MS
Spectrum