Food safety and quality: details

Flavouring	3-Methylthiopropyl isothiocyanate
Synonym(s)	3-Methylmercaptopropyl isothiocyanate
Latest JECFA evaluation	2005 (Session 65)
Status of specification	Full
Information required
Chemical name	3-(Methylthio)propyl isothiocyanate
JECFA number	1564
CAS number	505-79-3
FEMA number	3312
COE number
FLAVIS number	12.030
Molecular weight	147.26
Chemical formula	C5H9NS2
Physical form/odour	Colourless to yellow liquid; Raddish-like, irritating aroma
Solubility	Insoluble in water
Solubility in ethanol	Soluble
Boiling point (°C)	254°
Assay min %	98%
Acid value max	1
Refractive index	1.560-1.566
Specific gravity	1.099-1.105
Other requirements
ID Test	NMR
Spectrum