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Online Edition: "Specifications for Flavourings"
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| Flavouring |
Heptanal glyceryl acetal (mixed 1,2 and 1,3 acetals) |
| Synonym(s) |
Heptaldehyde glyceryl acetal
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| Latest JECFA evaluation |
2001 (Session 57)
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| Status of specification |
Full |
| Chemical name |
Mixture of 2-Hexyl-4-hydroxymethyl-1,3-dioxolane and 2-Hexyl-5-hydroxy-1,3-dioxane
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| JECFA number |
912 |
| CAS number |
1708-35-6
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| FEMA number |
2542
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| COE number |
2016
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| FLAVIS number |
-
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| Molecular weight |
188.27 |
| Chemical formula |
C10H20O3
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| Physical form/odour |
colourless viscous liquid with a mild, sweet, mushroom-like odour |
| Solubility |
slightly soluble in water; soluble in organic solvents, oils |
| Solubility in ethanol |
miscible |
| Boiling point (°C) |
100 (4 mm Hg) |
| Assay min % |
96 Total of mixed isomers and unreacted aldehyde |
| Acid value max |
1.0 |
| Refractive index |
1.445-1.455 |
| Specific gravity |
0.990-1.003 |
| Other requirements |
- |
| ID Test |
IR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/912.gif
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