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Online Edition: "Specifications for Flavourings"
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| Flavouring |
2,3-Undecadione |
| Synonym(s) |
Acetyl nonanoyl
Acetyl nonyryl
Acetyl pelargonyl
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| Latest JECFA evaluation |
2003 (Session 61)
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| Status of specification |
Full |
| Chemical name |
Undeca-2,3-dione
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| JECFA number |
417 |
| CAS number |
7493-59-6
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| FEMA number |
3090
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| COE number |
155
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| FLAVIS number |
07.021
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| Molecular weight |
184.28 |
| Chemical formula |
C11H20O2
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| Physical form/odour |
oily, yellow liquid |
| Solubility |
very slightly soluble in water; soluble in alcohol |
| Solubility in ethanol |
- |
| Boiling point (°C) |
109-111 (10 mm Hg) |
| Assay min % |
97 |
| Acid value max |
- |
| Refractive index |
1.432-1.438 |
| Specific gravity |
0.905-0.915 |
| Other requirements |
- |
| ID Test |
NMR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/417.gif
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