Food safety and quality
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Flavouring |
alpha-Damascone |
Synonym(s) |
Dihydro floriffone A;4-(2,6,6-Trimethyl-2-cyclohexen-1-yl)-but-2-en-4-one;4-(2,6,6-Trimethyl-2-cyclohexenyl)-2-butene-4-one |
Latest JECFA evaluation |
2003 (Session 61) |
Status of specification |
Full |
Information required |
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Chemical name |
1-(2,6,6-Trimethyl-2-cyclohexenyl)-2-buten-1-one |
JECFA number |
385 |
CAS number |
43052-87-5 |
FEMA number |
3659 |
COE number |
11053 |
FLAVIS number |
07.134 |
Molecular weight |
192.3 |
Chemical formula |
C13H20O |
Physical form/odour |
colourless to pale yellow liquid with a fruity floral odour |
Solubility |
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Solubility in ethanol |
1 ml in 10 ml 95% alcohol |
Boiling point (°C) |
90-100° |
Assay min % |
98% (sum of cis and trans isomers) |
Acid value max |
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Refractive index |
1.492-1.499 |
Specific gravity |
0.928-0.938 |
Other requirements |
92-96% trans, 4-8% cis isomer |
ID Test |
IR |
Spectrum |
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