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Food safety and quality
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| Flavouring |
4-Methyl-2-pentyl-1,3-dioxolane |
| Synonym(s) |
Hexanal propylene glycol cyclic acetal |
| Latest JECFA evaluation |
2001 (Session 57) |
| Status of specification |
Full |
| Information required |
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| Chemical name |
4-Methyl-2-pentyl-1,3-dioxolane |
| JECFA number |
928 |
| CAS number |
1599-49-1 |
| FEMA number |
3630 |
| COE number |
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| FLAVIS number |
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| Molecular weight |
158.24 |
| Chemical formula |
C9H18O2 |
| Physical form/odour |
colourless to pale yellow liquid with a mild , fruity, pear-like odour |
| Solubility |
slightly soluble in water; soluble in organic solvents, oils |
| Solubility in ethanol |
miscible at room temperature |
| Boiling point (°C) |
82° (18 mm Hg) |
| Assay min % |
97% (sum of isomers) |
| Acid value max |
1 |
| Refractive index |
1.418-1.425 |
| Specific gravity |
0.893-0.901 |
| Other requirements |
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| ID Test |
IR |
| Spectrum |
 
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