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Food safety and quality
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| Flavouring |
1,4-Dithiane |
| Synonym(s) |
p-Dithiane;Diethylene disulfide;Tetrahydro-1,4-dithiin;1,4-Dithiacyclohexane |
| Latest JECFA evaluation |
2000 (Session 55) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
1,4-Dithiane |
| JECFA number |
456 |
| CAS number |
505-29-3 |
| FEMA number |
3831 |
| COE number |
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| FLAVIS number |
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| Molecular weight |
120.24 |
| Chemical formula |
C4H8S2 |
| Physical form/odour |
white to off-white crystals |
| Solubility |
slightly soluble in hot water;soluble in hot alcohol, oil |
| Solubility in ethanol |
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| Boiling point (°C) |
199-200° |
| Assay min % |
97% |
| Acid value max |
|
| Refractive index |
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| Specific gravity |
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| Other requirements |
Melting point: 110-112° |
| 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/456.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/456.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/456.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/456.gif" width="60px;"></a><br> "Download")
![](fileadmin/user_upload/jecfa/img/<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/456.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/456.gif" width="60px;"></a><br>)