Food safety and quality: details

Flavouring	2-Ethyl-3-methylthiopyrazine
Synonym(s)	2-(Methylthio)-3-ethylpyrazine
Latest JECFA evaluation	2012 (Session 76)
Status of specification	Full
Information required
Chemical name	2-Ethyl-3-(methylsulfanyl)pyrazine
JECFA number	2132
CAS number	72987-62-3
FEMA number	4631
COE number
FLAVIS number
Molecular weight	154.23
Chemical formula	C7H10N2S
Physical form/odour	Clear light yellow liquid; Strong roasted meat aroma
Solubility	Practically insoluble to insoluble in water
Solubility in ethanol	Soluble
Boiling point (°C)	234-236°
Assay min %	95%
Acid value max
Refractive index	1.568-1.583
Specific gravity	1.142-1.145 (20°)
Other requirements
ID Test	MS
Spectrum