Food safety and quality: details

Flavouring	Methyl isopentyl disulfide
Synonym(s)
Latest JECFA evaluation	2007 (Session 68)
Status of specification	Full
Information required
Chemical name	Methyl 3-methylbutyl disulfide
JECFA number	1696
CAS number	72437-56-0
FEMA number	4168
COE number
FLAVIS number
Molecular weight	150.31
Chemical formula	C6H14S2
Physical form/odour	Colourless to yellow liquid; Brown, roasted aroma
Solubility	Sparingly soluble in water
Solubility in ethanol	Soluble
Boiling point (°C)	183-185°
Assay min %	92%
Acid value max
Refractive index	1.516-1.522
Specific gravity	0.943-0.948
Other requirements	Also contains 3-5% crotonic acid
ID Test	CNMR HNMR
Spectrum