Food safety and quality: details

Flavouring	4-Methyl-5-thiazoleethanol
Synonym(s)	5-Hydroxyethyl-4-methylthiazole;5-(2-Hydroxyethyl)-4-methylthiazole;4-Methyl-5-(beta-hydroxyethyl)thiazole;Sulfurol;2-(4-Methylthiazol-5-yl)ethanol
Latest JECFA evaluation	2002 (Session 59)
Status of specification	Full
Information required
Chemical name	4-Methyl-5-thiazoleethanol
JECFA number	1031
CAS number	137-00-8
FEMA number	3204
COE number	11621
FLAVIS number
Molecular weight	143.21
Chemical formula	C6H9ONS
Physical form/odour	Colourless to pale yellow viscous oily liquid, may darken upon aging; beefy, nutty odour
Solubility	Soluble in water, ether, benzene, chloroform
Solubility in ethanol	Miscible at room temperature
Boiling point (°C)	135° (7 mm Hg)
Assay min %	96%
Acid value max	3
Refractive index	1.540-1.556
Specific gravity	1.196-1.210
Other requirements
ID Test	NMR
Spectrum