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Online Edition: "Specifications for Flavourings"
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| Flavouring |
2,5-Dimethyl-3-tetrahydrofuranthiol, 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 |
Tetrahydro-2,5-dimethylfuran-3-thiol
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| JECFA number |
1091 |
| CAS number |
26486-21-5
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| FEMA number |
3971
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| COE number |
-
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| FLAVIS number |
-
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| Molecular weight |
132.2 |
| Chemical formula |
C6H12OS
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| Physical form/odour |
Pale yellow to amber liquid; roasted meat, sulfurous onion aroma |
| Solubility |
Insoluble in water,soluble in organic solvents, fats |
| Solubility in ethanol |
Miscible at room temperature |
| Boiling point (°C) |
175°; 75° (25 mm Hg) |
| Assay min % |
96 (mixture of 4 stereoisomers) |
| Acid value max |
- |
| Refractive index |
1.477-1.484 |
| Specific gravity |
1.040-1.048 (20°) |
| Other requirements |
- |
| ID Test |
MS IR NMR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/1091.gif
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