Food safety and quality
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Flavouring |
5-Hydroxyundecanoic acid lactone |
Synonym(s) |
delta-Undecalactone;Undeca-1,5-lactone |
Latest JECFA evaluation |
1998 (Session 51) |
Status of specification |
Full |
Information required |
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Chemical name |
5-Undecanolide;6-Hexyltetrahydro-2-pyrone |
JECFA number |
234 |
CAS number |
710-04-3 |
FEMA number |
3294 |
COE number |
688 |
FLAVIS number |
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Molecular weight |
184.28 |
Chemical formula |
C11H20O2 |
Physical form/odour |
colourless to pale yellow liquid with a creamy, peach-like odour |
Solubility |
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Solubility in ethanol |
1 ml in 1 ml 95% alcohol |
Boiling point (°C) |
152-155° (10.5 mm Hg) |
Assay min % |
98.0% |
Acid value max |
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Refractive index |
1.457-1.461 |
Specific gravity |
0.956-0.961 |
Other requirements |
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ID Test |
IR |
Spectrum |
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