|
Food safety and quality
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| |
| Flavouring |
(E,Z)-Geranic acid |
| Synonym(s) |
|
| Latest JECFA evaluation |
2008 (Session 69) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
3,7-Dimethyl-2,6-octadienoic acid |
| JECFA number |
1825 |
| CAS number |
459-80-3 |
| FEMA number |
4121 |
| COE number |
10094 |
| FLAVIS number |
08.081 |
| Molecular weight |
168.24 |
| Chemical formula |
C10H16O2 |
| Physical form/odour |
Colourless viscous liquid; Faint floral aroma |
| Solubility |
Practically insoluble to insoluble in water |
| Solubility in ethanol |
Soluble |
| Boiling point (°C) |
149-151° (18 mm Hg) |
| Assay min % |
95% (E-isomer 49.4% and Z-isomer 45.6%) |
| Acid value max |
|
| Refractive index |
1.473-1.479 |
| Specific gravity |
0.953-0.959 |
| Other requirements |
m.p.= 21° |
| ID Test |
MS |
| Spectrum |
 
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