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Online Edition: "Specifications for Flavourings"
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| Flavouring |
4-Methyl-1-phenyl-2-pentanone |
| Synonym(s) |
Benzyl 2-methylpropyl ketone
Benzyl isobutyl ketone
Isobutyl benzyl ketone
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| Latest JECFA evaluation |
2001 (Session 57)
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| Status of specification |
Full |
| Chemical name |
4-Methyl-1-phenyl-2-pentanone
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| JECFA number |
828 |
| CAS number |
5349-62-2
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| FEMA number |
2740
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| COE number |
159
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| FLAVIS number |
-
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| Molecular weight |
176.26 |
| Chemical formula |
C12H16O
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| Physical form/odour |
colourless oily liquid with a sweet, woody, spicy, burnt sugar odour |
| Solubility |
insoluble in water, soluble in organic solvents, oils |
| Solubility in ethanol |
miscible at room temperature |
| Boiling point (°C) |
250-251 |
| Assay min % |
98 |
| Acid value max |
- |
| Refractive index |
1.500-1.510 |
| Specific gravity |
0.940-0.949 |
| Other requirements |
- |
| ID Test |
IR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/828.gif
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