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Food safety and quality
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| |
| Flavouring |
4-Methylpentanoic acid |
| Synonym(s) |
|
| Latest JECFA evaluation |
1998 (Session 51) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
4-Methylpentanoic acid |
| JECFA number |
264 |
| CAS number |
646-07-1 |
| FEMA number |
3463 |
| COE number |
10150 |
| FLAVIS number |
|
| Molecular weight |
116.16 |
| Chemical formula |
C6H12O2 |
| Physical form/odour |
colourless to pale yellow liquid with a sour, penetrating odour |
| Solubility |
|
| Solubility in ethanol |
1 ml in 1 ml 95% alcohol |
| Boiling point (°C) |
199-201° |
| Assay min % |
98.0% |
| Acid value max |
|
| Refractive index |
1.412-1.417 |
| Specific gravity |
0.919-0.926 |
| 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/264.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/264.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/264.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/264.gif" width="60px;"></a><br> "Download")
![](fileadmin/user_upload/jecfa/img/<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/264.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/264.gif" width="60px;"></a><br>)