Food safety and quality
| share

Online Edition: "Specifications for Flavourings"

Flavouring 2-Ethyl-5-methylpyrazine
Synonym(s) 2-Ethyl-5-methyl-1,4-diazine;2-Methyl-5-ethylpyrazine
Latest JECFA evaluation 2001 (Session 57)
Status of specification Full
Chemical name 2-Ethyl-5-methylpyrazine
JECFA number 770
CAS number 13360-64-0
FEMA number 3154
COE number 728
FLAVIS number
Molecular weight 122.17
Chemical formula C7H10N2
Physical form/odour colourless to slightly yellow liquid with a nutty, roasted, grassy odour
Solubility soluble in water, organic solvents
Solubility in ethanol miscible at room temperature
Boiling point (°C) 79° (66 mm Hg)
Assay min % 95%
Acid value max
Refractive index 1.491-1.501
Specific gravity 0.960-0.970
Other requirements
ID Test IR