Food safety and quality
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Flavouring |
4-Methyl-1-phenyl-2-pentanone |
Synonym(s) |
Isobutyl benzyl ketone;Benzyl 2-methylpropyl ketone;Benzyl isobutyl ketone |
Latest JECFA evaluation |
2001 (Session 57) |
Status of specification |
Full |
Information required |
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Chemical name |
4-Methyl-1-phenyl-2-pentanone |
JECFA number |
828 |
CAS number |
5349-62-2 |
FEMA number |
2740 |
COE number |
159 |
FLAVIS number |
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Molecular weight |
176.26 |
Chemical formula |
C12H16O |
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 |
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Refractive index |
1.500-1.510 |
Specific gravity |
0.940-0.949 |
Other requirements |
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ID Test |
IR |
Spectrum |
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