Food safety and quality
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Flavouring |
Methyl-delta-ionone |
Synonym(s) |
beta-Isomethylionone;Isomethyl-beta-ione;delta-Methylionone |
Latest JECFA evaluation |
2000 (Session 55) |
Status of specification |
Full |
Information required |
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Chemical name |
4-(2,6,6-Trimethyl-3-cyclohexen-1-yl)-3-methyl-3-buten-2-one |
JECFA number |
400 |
CAS number |
7784-98-7 |
FEMA number |
2713 |
COE number |
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FLAVIS number |
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Molecular weight |
206.33 |
Chemical formula |
C14H22O |
Physical form/odour |
colourless to yellow liquid |
Solubility |
insoluble in water; soluble in alcohol |
Solubility in ethanol |
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Boiling point (°C) |
232° |
Assay min % |
95.0% (sum of 4 isomers) |
Acid value max |
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Refractive index |
1.493-1.499 |
Specific gravity |
0.931-0.938 |
Other requirements |
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ID Test |
IR |
Spectrum |
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