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Food safety and quality
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| Flavouring |
6-Methyl-5-hepten-2-one |
| Synonym(s) |
2-Methylheptenone;2-Methyl-2-hepten-6-one;Methyl hexenyl ketone |
| Latest JECFA evaluation |
2002 (Session 59) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
6-Methyhept-5-en-2-one |
| JECFA number |
1120 |
| CAS number |
110-93-0 |
| FEMA number |
2707 |
| COE number |
149 |
| FLAVIS number |
|
| Molecular weight |
126.19 |
| Chemical formula |
C8H14O |
| Physical form/odour |
Colourless slightly yellow liquid; strong fatty, green citrus-like odour |
| Solubility |
Insoluble in water; soluble in oils and organic solvents |
| Solubility in ethanol |
Miscible at room temperature |
| Boiling point (°C) |
173.1° |
| Assay min % |
97% |
| Acid value max |
3 |
| Refractive index |
1.435-1.445 |
| Specific gravity |
0.846-0.854 |
| Other requirements |
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| ID Test |
NMR |
| 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/1120.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/1120.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/1120.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/1120.gif" width="60px;"></a><br> "Download")
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