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Food safety and quality
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| Flavouring |
4-Heptenal diethyl acetal |
| Synonym(s) |
|
| Latest JECFA evaluation |
2001 (Session 57) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
1,1-Diethoxy-4-heptene |
| JECFA number |
949 |
| CAS number |
18492-65-4 |
| FEMA number |
3349 |
| COE number |
10011 |
| FLAVIS number |
|
| Molecular weight |
186.29 |
| Chemical formula |
C11H22O2 |
| Physical form/odour |
colourless oily liquid with a mild, pleasant, herbaceous, fruit, melon-like odour |
| Solubility |
insoluble in water; soluble in organic solvents, oils |
| Solubility in ethanol |
miscible at room temperature |
| Boiling point (°C) |
93° (15 mm Hg) |
| Assay min % |
97% (sum of cis- and trans-isomers) |
| Acid value max |
1 |
| Refractive index |
1.420-1.440 |
| Specific gravity |
0.840-0.860 |
| Other requirements |
|
| 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/949.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/949.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/949.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/949.gif" width="60px;"></a><br> "Download")
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