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Food safety and quality
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| Flavouring |
2,3,5-Trimethylpyrazine |
| Synonym(s) |
2,3,5-Trimethyl-1,4-diazine |
| Latest JECFA evaluation |
2001 (Session 57) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
Trimethylpyrazine |
| JECFA number |
774 |
| CAS number |
14667-55-1 |
| FEMA number |
3244 |
| COE number |
735 |
| FLAVIS number |
|
| Molecular weight |
122.17 |
| Chemical formula |
C7H10N2 |
| Physical form/odour |
colourless to slightly yellow liquid with a roasted nut, baked potato odour |
| Solubility |
soluble in water, oils, organic solvents |
| Solubility in ethanol |
miscible at room temperature |
| Boiling point (°C) |
171° |
| Assay min % |
98% |
| Acid value max |
|
| Refractive index |
1.500-1.509 |
| Specific gravity |
0.960-0.990 |
| Other requirements |
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| ID Test |
IR |
| Spectrum |
 
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![](../typo3conf/ext/dyna_fef/download.php?dfile=/work/htdocs/disseminationtypo3/web/fileadmin/user_upload/jecfa/img/<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/774.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/774.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/774.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/774.gif" width="60px;"></a><br> "Download")
![](fileadmin/user_upload/jecfa/img/<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/774.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/774.gif" width="60px;"></a><br>)