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Food safety and quality
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| Flavouring |
2-Hydroxy-3,5,5-trimethyl-2-cyclohexen-1-one |
| Synonym(s) |
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| Latest JECFA evaluation |
2000 (Session 55) |
| Status of specification |
Full |
| Information required |
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| Chemical name |
2-Hydroxy-3,5,5-trimethylcyclohex-2-en-1-one |
| JECFA number |
426 |
| CAS number |
4883-60-7 |
| FEMA number |
3459 |
| COE number |
11198 |
| FLAVIS number |
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| Molecular weight |
154.21 |
| Chemical formula |
C9H14O2 |
| Physical form/odour |
colourless to pale yellow solid |
| Solubility |
slightly soluble in water; soluble in ethanol, fat |
| Solubility in ethanol |
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| Boiling point (°C) |
90-100° (15 mm Hg) |
| Assay min % |
99% |
| Acid value max |
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| Refractive index |
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| Specific gravity |
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| Other requirements |
Melting point: 88° |
| 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/426.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/426.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/426.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/426.gif" width="60px;"></a><br> "Download")
![](fileadmin/user_upload/jecfa/img/<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/426.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/426.gif" width="60px;"></a><br>)