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Online Edition: "Specifications for Flavourings"
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| Flavouring |
2,6-Nonadienal diethyl acetal |
| Synonym(s) |
-
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| Latest JECFA evaluation |
2001 (Session 57)
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| Status of specification |
Full |
| Chemical name |
1,1-Diethoxy-2,6-nonadiene
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| JECFA number |
946 |
| CAS number |
67674-36-6
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| FEMA number |
3378
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| COE number |
660
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| FLAVIS number |
-
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| Molecular weight |
212.33 |
| Chemical formula |
C13H24O2
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| Physical form/odour |
colourless oily liquid with a fresh, green, cucumber odour |
| Solubility |
insoluble in water; soluble in organic solvents, oils |
| Solubility in ethanol |
miscible at room temperature |
| Boiling point (°C) |
125 (4 mm Hg) |
| Assay min % |
90 (sum of isomers) |
| Acid value max |
1.0 |
| Refractive index |
1.441-1.448 |
| Specific gravity |
0.860-0.868 |
| Other requirements |
Minimum assay (named cpd. + isomers + 2-nonenal diethyl acetal): 98% |
| ID Test |
IR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/946.gif
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