Food safety and quality
|
|
|
Flavouring |
2-trans,6-trans Nonadienal |
Synonym(s) |
|
Latest JECFA evaluation |
2003 (Session 61) |
Status of specification |
Full |
Information required |
|
Chemical name |
(2E,6E)-Nona-2,6-dienal |
JECFA number |
1187 |
CAS number |
17587-33-6 |
FEMA number |
3766 |
COE number |
|
FLAVIS number |
05.172 |
Molecular weight |
138.21 |
Chemical formula |
C9H14O |
Physical form/odour |
Liquid; tallowy aroma |
Solubility |
Not soluble in water; miscible in oil |
Solubility in ethanol |
soluble |
Boiling point (°C) |
88° (11mm Hg) |
Assay min % |
97% |
Acid value max |
3 |
Refractive index |
1.439-1.445 |
Specific gravity |
0.856-0.864 |
Other requirements |
|
ID Test |
NMR |
Spectrum |
![](https://www.fao.org/fileadmin/user_upload/jecfa/img/1187.gif)
|
|
|
|