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Food safety and quality
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| Flavouring |
5-Methylquinoxaline |
| Synonym(s) |
5-Methyl-1,4-benzodiazine |
| Latest JECFA evaluation |
2001 (Session 57) |
| Status of specification |
Full |
| Information required |
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| Chemical name |
5-Methylquinoxaline |
| JECFA number |
798 |
| CAS number |
13708-12-8 |
| FEMA number |
3203 |
| COE number |
2271 |
| FLAVIS number |
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| Molecular weight |
144.18 |
| Chemical formula |
C9H8N2 |
| Physical form/odour |
colourless to light yellow liquid with a burnt, roasted, nutty, coffee odour |
| Solubility |
freely soluble in water, organic solvents, oils |
| Solubility in ethanol |
very soluble |
| Boiling point (°C) |
120° (15 mm Hg) |
| Assay min % |
98% |
| Acid value max |
|
| Refractive index |
1.616-1.624 |
| Specific gravity |
1.102-1.128 |
| Other requirements |
mp: 20° |
| 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/798.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/798.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/798.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/798.gif" width="60px;"></a><br> "Download")
![](fileadmin/user_upload/jecfa/img/<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/798.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/798.gif" width="60px;"></a><br>)