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Online Edition: "Specifications for Flavourings"
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| Flavouring |
2,4-Nonadienal |
| Synonym(s) |
trans,trans-2,4-Nonadienal
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| Latest JECFA evaluation |
2003 (Session 61)
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| Status of specification |
Full |
| Chemical name |
(2E,4E)-Nona-2.4-dienal
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| JECFA number |
1185 |
| CAS number |
6750-03-4
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| FEMA number |
3212
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| COE number |
-
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| FLAVIS number |
05.071
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| Molecular weight |
138.21 |
| Chemical formula |
C9H14O
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| Physical form/odour |
Slightly yellow liquid; strong, fatty, floral |
| Solubility |
soluble in fixed oils; Insoluble in water |
| Solubility in ethanol |
soluble |
| Boiling point (°C) |
97° (10 mm Hg) |
| Assay min % |
89 |
| Acid value max |
2 |
| Refractive index |
1.522-1.525 |
| Specific gravity |
0.850-0.870 |
| Other requirements |
SC: 2,4-nonadien-1-ol, 2-nonen-1-ol |
| ID Test |
IR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/1185.gif
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