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Food safety and quality
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| Flavouring |
2,3-Pentadione |
| Synonym(s) |
Acetyl propionyl |
| Latest JECFA evaluation |
2003 (Session 61) |
| Status of specification |
Full |
| Information required |
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| Chemical name |
Pentane-2,3-dione |
| JECFA number |
410 |
| CAS number |
600-14-6 |
| FEMA number |
2841 |
| COE number |
2039 |
| FLAVIS number |
07.060 |
| Molecular weight |
100.12 |
| Chemical formula |
C5H8O2 |
| Physical form/odour |
yellow to green liquid with a penetrating, buttery odour on dilution |
| Solubility |
insoluble in glycerol and water; miscible with alcohol, propylene glycol, fixed oils |
| Solubility in ethanol |
1 ml in 3 ml 50% alcohol |
| Boiling point (°C) |
108° |
| Assay min % |
93% |
| Acid value max |
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| Refractive index |
1.402-1.406 |
| Specific gravity |
0.979-0.985 |
| Other requirements |
SC: 2,5-diethylcyclohexadien-1,4-dione (dimer of 2,3-pentadione) |
| 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/410.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/410.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/410.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/410.gif" width="60px;"></a><br> "Download")
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