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Food safety and quality
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| Flavouring |
3-Methyl-4-phenyl-3-buten-2-one |
| Synonym(s) |
3-Benzylidene-2-butanone;Benzylidene methyl ethyl ketone;Benzylidene methyl acetone |
| Latest JECFA evaluation |
2001 (Session 57) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
3-Methyl-4-phenyl-3-buten-2-one |
| JECFA number |
821 |
| CAS number |
1901-26-4 |
| FEMA number |
2734 |
| COE number |
161 |
| FLAVIS number |
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| Molecular weight |
160.22 |
| Chemical formula |
C11H12O |
| Physical form/odour |
pale yellow crystalline solid with a sweet, fruity, berry, camphor odour |
| Solubility |
insoluble in water; soluble in organic solvents, oils |
| Solubility in ethanol |
very soluble |
| Boiling point (°C) |
124-125° (10 mm Hg) |
| Assay min % |
97% |
| Acid value max |
|
| Refractive index |
NA |
| Specific gravity |
NA |
| Other requirements |
mp: 38-40° |
| 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/821.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/821.gif" width="60px;"></a><br>&dname=<a href="http://www.fao.org/fileadmin/user_upload/jecfa/img/821.gif" target=_blank><img src="http://www.fao.org/fileadmin/user_upload/jecfa/img/821.gif" width="60px;"></a><br> "Download")
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