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Online Edition: "Specifications for Flavourings"
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| Flavouring |
2,5-Dimethyl-4-methoxy-3(2H)-furanone |
| Synonym(s) |
2,5-Dimethyl-4-methoxy-2,3-dihydro-3-furanone
2,5-Dimethyl-4-methyoxy-2H-furan-3-one
Mesifuran
4-Methoxy-2,5-dimethyl-3(2H)-furanone
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| Latest JECFA evaluation |
2004 (Session 63)
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| Status of specification |
Full |
| Chemical name |
2,5-Dimethyl-4-methoxyfuran-3(2H)-one
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| JECFA number |
1451 |
| CAS number |
4077-47-8
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| FEMA number |
3664
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| COE number |
-
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| FLAVIS number |
13.089
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| Molecular weight |
142.15 |
| Chemical formula |
C7H10O3
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| Physical form/odour |
Colourless liquid; Sweet, carmellic, burnt sugar, aroma |
| Solubility |
Soluble in fats; Insoluble in water |
| Solubility in ethanol |
Soluble |
| Boiling point (°C) |
61-63° (0.3 mm Hg) |
| Assay min % |
97% |
| Acid value max |
3 |
| Refractive index |
1.475-1.481 |
| Specific gravity |
1.091-1.097 |
| Other requirements |
- |
| ID Test |
NMR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/1451.gif
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