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Online Edition: "Specifications for Flavourings"

Flavouring 2,6-Dimethylpyrazine
Synonym(s) 2,6-Dimethyl-1,4-diazine;2,6-Dimethyl-p-diazine
Latest JECFA evaluation 2001 (Session 57)
Status of specification Full
Chemical name 2,6-Dimethypyrazine
JECFA number 767
CAS number 108-50-9
FEMA number 3273
COE number 2211
FLAVIS number
Molecular weight 108.14
Chemical formula C6H8N2
Physical form/odour white to yellow lumpy crystals with a nutty, coffee-like odour
Solubility soluble in water, organic solvents
Solubility in ethanol very soluble
Boiling point (°C) 154°
Assay min % 98% (sum of 2,3- 2,5- and 2,6-isomers)
Acid value max
Refractive index NA
Specific gravity NA
Other requirements mp: 48°
ID Test IR
Spectrum