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Food safety and quality
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| Flavouring |
2-trans,4-trans-Decadienal |
| Synonym(s) |
|
| Latest JECFA evaluation |
2003 (Session 61) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
(2E,4E)-Deca-2,4-dienal |
| JECFA number |
1190 |
| CAS number |
25152-84-5 |
| FEMA number |
3135 |
| COE number |
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| FLAVIS number |
05.081 |
| Molecular weight |
152.24 |
| Chemical formula |
C10H16O |
| Physical form/odour |
Yellow liquid; powerful, oily, like chicken fat |
| Solubility |
soluble in fixed oils; Insoluble in water |
| Solubility in ethanol |
soluble |
| Boiling point (°C) |
104° |
| Assay min % |
89% |
| Acid value max |
1 |
| Refractive index |
1.512-1.517 |
| Specific gravity |
0.866-0.876 |
| Other requirements |
SC: mixture of cis cis, cis trans, and trans cis 2,4-decadienals, acetone, isopropanol |
| 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/1190.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/1190.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/1190.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/1190.gif" width="60px;"></a><br> "Download")
![](fileadmin/user_upload/jecfa/img/<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/1190.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/1190.gif" width="60px;"></a><br>)