Food safety and quality
| share

Online Edition: "Specifications for Flavourings"

Flavouring Isopropenylpyrazine
Synonym(s) Caramel pyrazine;2-(1-Methyl vinyl) pyrazine;1- (Methyl ethenyl)pyrazine
Latest JECFA evaluation 2012 (Session 76)
Status of specification Full
Chemical name 2-(Prop-1-en-2-yl)pyrazine
JECFA number 2125
CAS number 38713-41-6
FEMA number 3296
COE number 11341
FLAVIS number 14.052
Molecular weight 120.15
Chemical formula C7H8N2
Physical form/odour Colourless to pale orange liquid; Caramel like nutty roasted aroma
Solubility Practically insoluble to insoluble in water
Solubility in ethanol Soluble
Boiling point (°C) NA
Assay min % 95%
Acid value max
Refractive index 1.480-1.486
Specific gravity 0.964-0.968
Other requirements
ID Test MS