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Online Edition: "Specifications for Flavourings"

Flavouring 2-Acetylpyrazine
Synonym(s) Acetylpyrazine;Methyl pyrazinyl ketone
Latest JECFA evaluation 2001 (Session 57)
Status of specification Full
Chemical name 2-Acetylpyrazine
JECFA number 784
CAS number 22047-25-2
FEMA number 3126
COE number 2286
FLAVIS number
Molecular weight 122.13
Chemical formula C6H6ON2
Physical form/odour colourless to pale yellow crystals with a nutty, popcorn, breadcrust odour
Solubility slightly soluble in water; soluble in organic solvents
Solubility in ethanol moderately soluble
Boiling point (°C) 188°
Assay min % 99%
Acid value max
Refractive index NA
Specific gravity NA
Other requirements mp: 74-80°
ID Test IR