Food safety and quality: details

Flavouring	4-Methyl-3-thiazoline
Synonym(s)	4-Methyl-2,5-dihydrothiazole
Latest JECFA evaluation	2012 (Session 76)
Status of specification	Full
Information required
Chemical name	4-Methyl-2,5-dihydro-1,3-thiazole
JECFA number	2115
CAS number	52558-99-3
FEMA number	4644
COE number
FLAVIS number
Molecular weight	101.17
Chemical formula	C4H7NS
Physical form/odour	Colourless to yellow liquid; Garlic aroma
Solubility	Practically insoluble to insoluble in water
Solubility in ethanol	soluble
Boiling point (°C)	158-160°
Assay min %	95%
Acid value max
Refractive index	1.521-1.541
Specific gravity	1.098-1.118 (20°)
Other requirements
ID Test	HNMR
Spectrum