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Food safety and quality
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| Flavouring |
5-Methyl-2-thiophenecarboxaldehyde |
| Synonym(s) |
5-Methyl-2-thenaldehyde |
| Latest JECFA evaluation |
2002 (Session 59) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
5-Methyl-2-thiophenecarbaldehyde |
| JECFA number |
1050 |
| CAS number |
13679-70-4 |
| FEMA number |
3209 |
| COE number |
2203 |
| FLAVIS number |
|
| Molecular weight |
126.18 |
| Chemical formula |
C6H6OS |
| Physical form/odour |
Pale yellow, gold, orange or dark brown liquid; roasted, nutty odour |
| Solubility |
Soluble in most organic solvents |
| Solubility in ethanol |
Miscible at room temperature |
| Boiling point (°C) |
113-114° (25 mm Hg) |
| Assay min % |
95% |
| Acid value max |
|
| Refractive index |
1.574-1.586 |
| Specific gravity |
1.168-1.172 |
| Other requirements |
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| ID Test |
NMR |
| 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/1050.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/1050.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/1050.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/1050.gif" width="60px;"></a><br> "Download")
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