|
Food safety and quality
|
|
|
| |
| Flavouring |
5-Methyl-2-hepten-4-one |
| Synonym(s) |
Filbert heptenone;Filbertone;Hazeltone |
| Latest JECFA evaluation |
2002 (Session 59) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
5-Mehtylhept-2-en-4-one |
| JECFA number |
1133 |
| CAS number |
81925-81-7 |
| FEMA number |
3761 |
| COE number |
|
| FLAVIS number |
|
| Molecular weight |
126.19 |
| Chemical formula |
C8H14O |
| Physical form/odour |
Colourless liquid; hazelnut, metallic, buttey odour |
| Solubility |
slightly soluble in water; soluble in oils |
| Solubility in ethanol |
Miscible at room temperature |
| Boiling point (°C) |
86-87° (60 mm Hg) |
| Assay min % |
98% |
| Acid value max |
|
| Refractive index |
1.440-1.445 |
| Specific gravity |
0.845-0.852 |
| Other requirements |
|
| ID Test |
NMR |
| 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/1133.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/1133.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/1133.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/1133.gif" width="60px;"></a><br> "Download")
![](fileadmin/user_upload/jecfa/img/<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/1133.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/1133.gif" width="60px;"></a><br>)