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Online Edition: "Specifications for Flavourings"
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| Flavouring |
Dihydro-alpha-ionone |
| Synonym(s) |
-
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| Latest JECFA evaluation |
1998 (Session 51)
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| Status of specification |
Full |
| Chemical name |
4-(2,6,6-Trimethyl-2-cyclohexenyl)-3-butan-2-one
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| JECFA number |
393 |
| CAS number |
31499-72-6
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| FEMA number |
3628
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| COE number |
-
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| FLAVIS number |
-
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| Molecular weight |
194.32 |
| Chemical formula |
C13H22O
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| Physical form/odour |
colourless to pale yellow, oily liquid |
| Solubility |
- |
| Solubility in ethanol |
1 ml in 1 ml 80% alcohol |
| Boiling point (°C) |
234 |
| Assay min % |
99.0 |
| Acid value max |
- |
| Refractive index |
1.476-1.482 |
| Specific gravity |
0.919-0.927 |
| Other requirements |
- |
| ID Test |
IR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/393.gif
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