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Online Edition: "Specifications for Flavourings"
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| Flavouring |
4-Phenyl-3-buten-2-one |
| Synonym(s) |
Benzylideneacetone
Methyl styryl ketone
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| Latest JECFA evaluation |
2001 (Session 57)
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| Status of specification |
Full |
| Chemical name |
4-Phenyl-2-buten-2-one
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| JECFA number |
820 |
| CAS number |
122-57-6
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| FEMA number |
2881
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| COE number |
158
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| FLAVIS number |
-
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| Molecular weight |
146.19 |
| Chemical formula |
C10H10O
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| Physical form/odour |
colourless to slightly yellow crystalline solid with a sweet, pungent, creamy, floral odour |
| Solubility |
insoluble in water; soluble in organic solvents, oils |
| Solubility in ethanol |
very soluble |
| Boiling point (°C) |
260 |
| Assay min % |
97 |
| Acid value max |
- |
| Refractive index |
- |
| Specific gravity |
- |
| Other requirements |
mp: 39-42° |
| ID Test |
IR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/820.gif
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