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Food safety and quality
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| Flavouring |
9-Decen-5-olide |
| Synonym(s) |
9-Decenoic acid, 5-hydroxy-, delta-lactone;2H-Pyran-2-one, tetrahydro-6-(4-pentenyl)- |
| Latest JECFA evaluation |
2010 (Session 73) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
6-(pent-4-en-1-yl)tetrahydro-2H-pyran-2-one |
| JECFA number |
1993 |
| CAS number |
74585-00-5 |
| FEMA number |
4440 |
| COE number |
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| FLAVIS number |
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| Molecular weight |
168.23 |
| Chemical formula |
C10H16O2 |
| Physical form/odour |
Colourless viscous liquid; Strong sweet creamy nut-like aroma |
| Solubility |
Practically insoluble or insoluble in water |
| Solubility in ethanol |
Soluble |
| Boiling point (°C) |
276-279° |
| Assay min % |
97% |
| Acid value max |
|
| Refractive index |
1.434-1.454 |
| Specific gravity |
0.915-0.973 (20°) |
| Other requirements |
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| ID Test |
MS |
| 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/jecfa73/1993-ms.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/1993-ms.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/1993-ms.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/1993-ms.gif" width="60px;"></a><br> "Download")
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