Food safety and quality: details

Flavouring	2-(4-Methyl-5-thiazolyl)ethyl propionate
Synonym(s)
Latest JECFA evaluation	2007 (Session 68)
Status of specification	Full
Information required
Chemical name	2-(4-Methyl-5-thiazolyl)ethyl propionate
JECFA number	1752
CAS number	324742-96-3
FEMA number	4276
COE number
FLAVIS number
Molecular weight	199.27
Chemical formula	C9H13NO2S
Physical form/odour	Colourless to yellow liquid; Roasted, nutty aroma
Solubility	Soluble in non-polar solvents; insoluble in water
Solubility in ethanol	Soluble
Boiling point (°C)	99-105° (1 mm Hg)
Assay min %	98%
Acid value max	1
Refractive index	1.502-1.506
Specific gravity	1.136-1.140
Other requirements
ID Test	HNMR
Spectrum