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Online Edition: "Specifications for Flavourings"
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| Flavouring |
3-Oxobutanal dimethyl acetal |
| Synonym(s) |
Acetylaldehyde dimethylacetal
3-Ketobutyraldehyde dimethyl acetal
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| Latest JECFA evaluation |
1999 (Session 53)
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| Status of specification |
Full |
| Chemical name |
4,4-Dimethoxy-2-butanone
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| JECFA number |
593 |
| CAS number |
5436-21-5
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| FEMA number |
3381
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| COE number |
10029
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| FLAVIS number |
-
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| Molecular weight |
132.16 |
| Chemical formula |
C6H12O3
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| Physical form/odour |
- |
| Solubility |
- |
| Solubility in ethanol |
- |
| Boiling point (°C) |
178 |
| Assay min % |
96 |
| Acid value max |
- |
| Refractive index |
1.414-1.424 |
| Specific gravity |
0.993-0.998 |
| Other requirements |
- |
| ID Test |
IR, NMR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/593.gif
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