|
Food safety and quality
|
|
|
| |
| Flavouring |
Phenylacetaldehyde 2,3-butylene glycol acetal |
| Synonym(s) |
2-Benzyl-4,5-dimethyl-1,3-dioxolane |
| Latest JECFA evaluation |
2002 (Session 59) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
4,5-Dimethyl-2-benzyl-1,3-dioxolane |
| JECFA number |
1005 |
| CAS number |
1303342 |
| FEMA number |
2875 |
| COE number |
669 |
| FLAVIS number |
|
| Molecular weight |
192.26 |
| Chemical formula |
C12H16O2 |
| Physical form/odour |
Colourless viscous liquid; sweet floral, somewhat earthy fragrance |
| Solubility |
Insoluble in water; soluble in oils |
| Solubility in ethanol |
Miscible at room temperature |
| Boiling point (°C) |
118° (10 mm Hg) |
| Assay min % |
93% |
| Acid value max |
1 |
| Refractive index |
1.496-1.512 |
| Specific gravity |
1.030-1.040 |
| Other requirements |
SC: Butane-2,3-diol |
| ID Test |
NMR |
| Spectrum |
 
|
|
|
|
![](../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/1005.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/1005.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/1005.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/1005.gif" width="60px;"></a><br> "Download")
![](fileadmin/user_upload/jecfa/img/<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/1005.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/1005.gif" width="60px;"></a><br>)