Food safety and quality: details

Flavouring	2-(2-Butyl)-4,5-dimethyl-3-thiazoline
Synonym(s)	2,5-Dihydro-4,5-dimethyl-2-(1-methylpropyl)thiazole
Latest JECFA evaluation	2002 (Session 59)
Status of specification	Full
Information required
Chemical name	2-(1-Methylpropyl)-4,5-dimethyl-3-thiazoline
JECFA number	1059
CAS number	65894-82-8
FEMA number	3619
COE number
FLAVIS number
Molecular weight	171.31
Chemical formula	C9H17NS
Physical form/odour	Clear to pale yellow liquid; meaty, spicy, vegetable odour
Solubility	Insoluble in water; Miscible in fats
Solubility in ethanol	Miscible at room temperature
Boiling point (°C)	71° (4 mm Hg)
Assay min %	98%
Acid value max
Refractive index	1.483-1.488
Specific gravity	0.950-0.955
Other requirements	[60:40 mix of cis and trans isomers]
ID Test	MS IR NMR
Spectrum