Food safety and quality: details

Flavouring	2-Ethoxy-3-isopropylpyrazine
Synonym(s)	2-Ethoxy3-isopropylpyrazine;2-Ethoxy-3-(1-methylethyl)pyrazine
Latest JECFA evaluation	2012 (Session 76)
Status of specification	Full
Information required
Chemical name	2-Ethoxy-3-(propan-2-yl)pyrazine
JECFA number	2129
CAS number	72797-16-1
FEMA number	4632
COE number
FLAVIS number
Molecular weight	166.22
Chemical formula	C9H14N2O
Physical form/odour	Clear colourless to yellow liquid; Slightly roasted nut aroma
Solubility	Slightly soluble in water
Solubility in ethanol	Soluble
Boiling point (°C)	229-232°
Assay min %	95%
Acid value max
Refractive index	1.500-1.510
Specific gravity	1.010 - 1.040 (20°)
Other requirements
ID Test	MS
Spectrum