Food safety and quality
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Flavouring |
5-Hydroxy-2-decenoic acid delta-lactone |
Synonym(s) |
2-Decene-1,5-lactone |
Latest JECFA evaluation |
1998 (Session 51) |
Status of specification |
Full |
Information required |
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Chemical name |
2-Decen-5-olide;6-Pentyl-5,6-dihydro-2-pyrone |
JECFA number |
246 |
CAS number |
51154-96-2 |
FEMA number |
3744 |
COE number |
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FLAVIS number |
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Molecular weight |
168.24 |
Chemical formula |
C10H16O2 |
Physical form/odour |
clear, pale yellow liquid with a sweet, herbaceous odour |
Solubility |
soluble in alcohol and fat; insoluble in water |
Solubility in ethanol |
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Boiling point (°C) |
112° (1.4 mm Hg) |
Assay min % |
95.0% |
Acid value max |
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Refractive index |
1.462-1.482 |
Specific gravity |
0.947-0.987 (20°/20°) |
Other requirements |
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ID Test |
IR |
Spectrum |
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