|
Food safety and quality
|
|
|
| |
| Flavouring |
Butyl levulinate |
| Synonym(s) |
n-Butyl levulinate;n-Butyl gamma-ketovalerate;n-Butyl acetopropionate |
| Latest JECFA evaluation |
2002 (Session 59) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
Butyl 4-oxovalerate |
| JECFA number |
608 |
| CAS number |
2052-15-5 |
| FEMA number |
2207 |
| COE number |
374 |
| FLAVIS number |
|
| Molecular weight |
172.23 |
| Chemical formula |
C9H16O3 |
| Physical form/odour |
colourless or straw-colored liquid; sweet and slightly pungent caramellic odour with fruity undertones; mild sweet caramellic-herbaceous taste; bitter taste |
| Solubility |
slightly soluble in water; soluble in oil and alcohol |
| Solubility in ethanol |
|
| Boiling point (°C) |
238° |
| Assay min % |
97% |
| Acid value max |
1 |
| Refractive index |
1.423-1.433 |
| Specific gravity |
0.967-0.977 |
| Other requirements |
|
| ID Test |
IR |
| Spectrum |
 
|
|
|
|
![](../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/608.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/608.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/608.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/608.gif" width="60px;"></a><br> "Download")
![](fileadmin/user_upload/jecfa/img/<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/608.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/608.gif" width="60px;"></a><br>)