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Food safety and quality
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| Flavouring |
Pseudoionone |
| Synonym(s) |
phi-Ionone;3,5,9-Undecatrien-2-one, 6,10-dimethyl-;psi-Ionone;2,6-Dimethyl-2,6,8-undecatrien-10-one;2,6-Dimethylhendeca-2,6,8-trien-10-one |
| Latest JECFA evaluation |
2014 (Session 79) |
| Status of specification |
Full |
| Information required |
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| Chemical name |
(3E,5E)-6,10-Dimethylundeca-3,5,9-trien-2-one |
| JECFA number |
2187 |
| CAS number |
141-10-6 |
| FEMA number |
4299 |
| COE number |
11191 |
| FLAVIS number |
07.198 |
| Molecular weight |
192.3 |
| Chemical formula |
C13H20O |
| Physical form/odour |
Pale yellow liquid; Warm floral aroma |
| Solubility |
Practically insoluble to insoluble |
| Solubility in ethanol |
Soluble |
| Boiling point (°C) |
143-145 º |
| Assay min % |
95% |
| Acid value max |
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| Refractive index |
1.529-1.535 |
| Specific gravity |
0.894-0.903 |
| Other requirements |
3E,5E isomer: 80-95%; 3E, 5Z isomer: 5-20% |
| ID Test |
IR, MS |
| Spectrum |


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