|
Online Edition: "Specifications for Flavourings"
|
|
|
|
New search
print-friendly version
| Flavouring |
2-Isobutyl-3-methylpyrazine |
| Synonym(s) |
2-Isobutyl-3-methyl-1,4-diazine
2-Methyl-3-isobutylpyrazine
2-(2-Methylpropyl)-3-methylpyrazine
|
| Latest JECFA evaluation |
2001 (Session 57)
|
| Status of specification |
Full |
| Chemical name |
2-Isobutyl-3-methylpyrazine
|
| JECFA number |
773 |
| CAS number |
13925-06-9
|
| FEMA number |
3133
|
| COE number |
-
|
| FLAVIS number |
-
|
| Molecular weight |
150.22 |
| Chemical formula |
C9H14N2
|
| Physical form/odour |
colourless to slightly yellow liquid with a green, earthy, celery odour |
| Solubility |
soluble in water, oils, organic solvents |
| Solubility in ethanol |
miscible at room temperature |
| Boiling point (°C) |
199 |
| Assay min % |
98 |
| Acid value max |
- |
| Refractive index |
1.488-1.498 |
| Specific gravity |
0.936-0.942 |
| Other requirements |
- |
| ID Test |
IR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/773.gif
|
|
