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Online Edition: "Specifications for Flavourings"
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| Flavouring |
2,5-Dimethyl-3-thioacetoxy-tetrahydrofuran, cis and trans isomers |
| Synonym(s) |
-
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| Latest JECFA evaluation |
2002 (Session 59)
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| Status of specification |
Full |
| Chemical name |
S-(2,5-Dimethyl)tetrahydrofuran-3-yl thioacetate
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| JECFA number |
1092 |
| CAS number |
252736-39-3
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| FEMA number |
3972
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| COE number |
-
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| FLAVIS number |
-
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| Molecular weight |
174.3 |
| Chemical formula |
C8H14O2S
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| Physical form/odour |
Pale yellow liquid; roast meat, sulfurous,onion aroma |
| Solubility |
Insoluble in water,soluble in organic solvents, fats |
| Solubility in ethanol |
Miscible at room temperature |
| Boiling point (°C) |
241° (760 mm Hg); 50° (1 mm Hg) |
| Assay min % |
90 (mixture of 4 stereoisomers) |
| Acid value max |
- |
| Refractive index |
1.468-1.474 |
| Specific gravity |
0.933-1.003 (20°) |
| Other requirements |
SC: 2,5-Dimethyltetrahydrofuran-3-thiol, Dimethyltetrahydro-3-furyl dithioacetate |
| ID Test |
MS IR NMR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/1092.gif
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