|
Food safety and quality
|
|
|
| |
| Flavouring |
Methional diethyl acetal |
| Synonym(s) |
|
| Latest JECFA evaluation |
2010 (Session 73) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
1,1-diethoxy-3-methylsulfanylpropane |
| JECFA number |
1940 |
| CAS number |
16630-61-8 |
| FEMA number |
4590 |
| COE number |
|
| FLAVIS number |
|
| Molecular weight |
178.29 |
| Chemical formula |
C8H18O2S |
| Physical form/odour |
Clear colourless to pale yellow liquid; Pungent cabbage aroma |
| Solubility |
Practically insoluble or insoluble in water |
| Solubility in ethanol |
Soluble |
| Boiling point (°C) |
118-119° (50 mm Hg) |
| Assay min % |
96% |
| Acid value max |
|
| Refractive index |
1.447-1.453 |
| Specific gravity |
0.952-0.958 (20°) |
| Other requirements |
|
| 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/jecfa73/1940-ms.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/1940-ms.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/1940-ms.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/1940-ms.gif" width="60px;"></a><br> "Download")
![](fileadmin/user_upload/jecfa/img/<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/1940-ms.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa73/1940-ms.gif" width="60px;"></a><br>)