Food safety and quality
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Flavouring |
2-Isobutyl-3-methoxypyrazine |
Synonym(s) |
2-Methoxy-3-isobutylpyrazine |
Latest JECFA evaluation |
2001 (Session 57) |
Status of specification |
Full |
Information required |
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Chemical name |
2-Isobutyl-3-methoxypyrazine |
JECFA number |
792 |
CAS number |
24683-00-9 |
FEMA number |
3132 |
COE number |
11338 |
FLAVIS number |
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Molecular weight |
166.22 |
Chemical formula |
C9H14ON2 |
Physical form/odour |
colourless to slightly yellow liquid with a green bell pepper, green pea odour |
Solubility |
soluble in water, organic solvents, oils |
Solubility in ethanol |
miscible at room temperature |
Boiling point (°C) |
60° (2 mm Hg) |
Assay min % |
95% |
Acid value max |
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Refractive index |
1.487-1.497 |
Specific gravity |
0.983-1.003 |
Other requirements |
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ID Test |
IR |
Spectrum |
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