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Food safety and quality
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| |
| Flavouring |
Propyl levulinate |
| Synonym(s) |
Levulinic acid, propyl ester;Pentanoic acid, 4-oxo-, propyl ester |
| Latest JECFA evaluation |
2010 (Session 73) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
propyl 4-oxopentanoate |
| JECFA number |
1971 |
| CAS number |
645-67-0 |
| FEMA number |
4480 |
| COE number |
|
| FLAVIS number |
|
| Molecular weight |
158.2 |
| Chemical formula |
C8H14O3 |
| Physical form/odour |
Clear colourless liquid; Sweet very slight carmellic aroma |
| Solubility |
Practically insoluble or insoluble in water |
| Solubility in ethanol |
Soluble |
| Boiling point (°C) |
220-221° |
| Assay min % |
98% |
| Acid value max |
1 |
| Refractive index |
1.419-1.425 |
| Specific gravity |
0.989-0.995 (20°) |
| Other requirements |
|
| ID Test |
MS |
| 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/jecfa73/1971-ms.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/1971-ms.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/1971-ms.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/1971-ms.gif" width="60px;"></a><br> "Download")
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