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Food safety and quality
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| Flavouring |
1-Phenyl-1,2-propanedione |
| Synonym(s) |
Methyl phenyl diketone;Methyl phenyl glyoxal;Acetyl benzoyl |
| Latest JECFA evaluation |
2001 (Session 57) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
1-Phenyl-1,2-propanedione |
| JECFA number |
833 |
| CAS number |
579-07-7 |
| FEMA number |
3226 |
| COE number |
2275 |
| FLAVIS number |
|
| Molecular weight |
148.16 |
| Chemical formula |
C9H8O2 |
| Physical form/odour |
yellow oily liquid with a pungent plastic odour |
| Solubility |
insoluble in water; soluble in organic solvents, oils |
| Solubility in ethanol |
miscible at room temperature |
| Boiling point (°C) |
103-105° (14 mm Hg) |
| Assay min % |
97% |
| Acid value max |
|
| Refractive index |
1.526-1.536 |
| Specific gravity |
1.096-1.116 |
| Other requirements |
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| ID Test |
IR |
| Spectrum |
 
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