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Online Edition: "Specifications for Flavourings"
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| Flavouring |
5-Methyl-2-hepten-4-one |
| Synonym(s) |
Filbert heptenone
Filbertone
Hazeltone
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| Latest JECFA evaluation |
2002 (Session 59)
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| Status of specification |
Full |
| Chemical name |
5-Mehtylhept-2-en-4-one
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| JECFA number |
1133 |
| CAS number |
81925-81-7
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| FEMA number |
3761
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| COE number |
-
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| FLAVIS number |
-
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| Molecular weight |
126.19 |
| Chemical formula |
C8H14O
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| Physical form/odour |
Colourless liquid; hazelnut, metallic, buttey odour |
| Solubility |
slightly soluble in water; soluble in oils |
| Solubility in ethanol |
Miscible at room temperature |
| Boiling point (°C) |
86-87° (60 mm Hg) |
| Assay min % |
98 |
| Acid value max |
- |
| Refractive index |
1.440-1.445 |
| Specific gravity |
0.845-0.852 |
| Other requirements |
- |
| ID Test |
NMR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/1133.gif
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