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Food safety and quality
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| Flavouring |
Vanillin erythro- & threo-butan-2,3-diol acetal |
| Synonym(s) |
4-(4,5-Dimethyl-1,3-dioxolan-2-yl)-2-methoxyphenol |
| Latest JECFA evaluation |
2002 (Session 59) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
2-(4-Hydroxy-3-methoxyphenyl)-4,5-dimethyl-1,3-dioxolane |
| JECFA number |
960 |
| CAS number |
63253-24-7 |
| FEMA number |
4023 |
| COE number |
|
| FLAVIS number |
|
| Molecular weight |
224.26 |
| Chemical formula |
C12H16O4 |
| Physical form/odour |
Creamy solid |
| Solubility |
insoluble in water; soluble in most non-polar solvents |
| Solubility in ethanol |
soluble |
| Boiling point (°C) |
NA |
| Assay min % |
95% |
| Acid value max |
|
| Refractive index |
NA |
| Specific gravity |
NA |
| Other requirements |
m.p. 48-52° |
| ID Test |
IR NMR |
| Spectrum |
 
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