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Online Edition: "Specifications for Flavourings"
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| Flavouring |
(E,E)-3,5-Octadien-2-one |
| Synonym(s) |
trans,trans-3,5-Octadien-2-one
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| Latest JECFA evaluation |
2002 (Session 59)
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| Status of specification |
Full |
| Chemical name |
(E,E)-Octa-3,5-dien-2-one
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| JECFA number |
1139 |
| CAS number |
30086-02-3
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| FEMA number |
4008
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| COE number |
-
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| FLAVIS number |
-
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| Molecular weight |
124.2 |
| Chemical formula |
C8H12O
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| Physical form/odour |
Colourless to pale yellow liquid; pungent herbaceous odour |
| Solubility |
insoluble in water; soluble in fats |
| Solubility in ethanol |
Miscible at room temperature |
| Boiling point (°C) |
220° |
| Assay min % |
95 |
| Acid value max |
- |
| Refractive index |
1.508-1.516 |
| Specific gravity |
0.880-0.890 |
| Other requirements |
- |
| ID Test |
NMR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/1139.gif
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