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Food safety and quality
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| Flavouring |
6-Hydroxy-3,7-dimethyloctanoic acid lactone |
| Synonym(s) |
3,7-Dimethylocta-1,6-lactone |
| Latest JECFA evaluation |
2003 (Session 61) |
| Status of specification |
Full |
| Information required |
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| Chemical name |
3,7-Dimethyl-6-octanolide;4-Methyl-7-(1-methylethyl)-2-oxooxacycloheptane |
| JECFA number |
237 |
| CAS number |
499-54-7 |
| FEMA number |
3355 |
| COE number |
11833 |
| FLAVIS number |
10.027 |
| Molecular weight |
170.25 |
| Chemical formula |
C10H18O2 |
| Physical form/odour |
colourless, low-melting solid with a maple syrup or brown sugar odour |
| Solubility |
very soluble in water and soluble in alcohol |
| Solubility in ethanol |
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| Boiling point (°C) |
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| Assay min % |
90% |
| Acid value max |
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| Refractive index |
1.457-1.461 |
| Specific gravity |
0.966-0.973 |
| Other requirements |
mp 31-35°; SC: 6-Hydroxy-3,7-dimethyl-2-octenoic acid lactone |
| ID Test |
IR |
| Spectrum |
 
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