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Online Edition: "Specifications for Flavourings"

Flavouring 2-Methoxy-3-(1-methylpropyl)pyrazine
Synonym(s) 2-sec-Butyl-3-methoxypyrazine;2-Methoxy-3-sec-butylpyrazine;2-(2-Butyl)-3-methoxypyrazine
Latest JECFA evaluation 2001 (Session 57)
Status of specification Full
Chemical name 2-(1-Methylpropyl)-3-methoxypyrazine
JECFA number 791
CAS number 24168-70-5
FEMA number 3433
COE number 11300
FLAVIS number
Molecular weight 166.22
Chemical formula C9H14ON2
Physical form/odour colourless to slightly yellow liquid with a bell pepper, galbanum odour
Solubility soluble in water, organic solvents, oils
Solubility in ethanol miscible at room temperature
Boiling point (°C) 50° (1 mm Hg)
Assay min % 99%
Acid value max
Refractive index 1.478-1.498
Specific gravity 0.976-1.002
Other requirements
ID Test IR