|
Food safety and quality
|
|
|
| |
| Flavouring |
Propyl isovalerate |
| Synonym(s) |
n-Propyl methylbutyrate |
| Latest JECFA evaluation |
1997 (Session 49) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
Propyl 3-methylbutanoate |
| JECFA number |
197 |
| CAS number |
557-00-6 |
| FEMA number |
2960 |
| COE number |
443 |
| FLAVIS number |
|
| Molecular weight |
144.21 |
| Chemical formula |
C8H16O2 |
| Physical form/odour |
colourless, mobile liquid/fruity odour |
| Solubility |
soluble in organic solvents, alcohol; insoluble in water |
| Solubility in ethanol |
|
| Boiling point (°C) |
156-157° |
| Assay min % |
99.0% |
| Acid value max |
1 |
| Refractive index |
1.400 - 1.405 |
| Specific gravity |
0.860 - 0.866 |
| Other requirements |
|
| 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/197.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/197.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/197.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/197.gif" width="60px;"></a><br> "Download")
![](fileadmin/user_upload/jecfa/img/<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/197.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/197.gif" width="60px;"></a><br>)