|
Food safety and quality
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|
| |
| Flavouring |
2-Pentanone |
| Synonym(s) |
Methyl propyl ketone |
| Latest JECFA evaluation |
1998 (Session 51) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
Pentan-2-one |
| JECFA number |
279 |
| CAS number |
107-87-9 |
| FEMA number |
2842 |
| COE number |
754 |
| FLAVIS number |
|
| Molecular weight |
86.13 |
| Chemical formula |
C5H10O |
| Physical form/odour |
colourless to pale yellow, mobile liquid with an ethereal, fruity odour |
| Solubility |
miscible with alcohol, ether, propylene glycol, oils; 1 ml in 25 ml water |
| Solubility in ethanol |
|
| Boiling point (°C) |
102° |
| Assay min % |
95.0% |
| Acid value max |
2 |
| Refractive index |
1.387-1.392 |
| Specific gravity |
0.801-0.806 |
| 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/279.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/279.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/279.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/279.gif" width="60px;"></a><br> "Download")
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