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Online Edition: "Specifications for Flavourings"
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| Flavouring |
2-Thienylmercaptan |
| Synonym(s) |
2-Thienylthiol
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| Latest JECFA evaluation |
2002 (Session 59)
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| Status of specification |
Full |
| Chemical name |
2-Mercaptothiophene
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| JECFA number |
1052 |
| CAS number |
7774-74-5
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| FEMA number |
3062
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| COE number |
478
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| FLAVIS number |
-
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| Molecular weight |
116.2 |
| Chemical formula |
C4H4S2
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| Physical form/odour |
Oily, colourless to orange liquid; powerful, sulferaceous, burnt-caramel, roasted-coffee odour |
| Solubility |
Very slightly soluble in water |
| Solubility in ethanol |
Miscible at room temperature |
| Boiling point (°C) |
166° |
| Assay min % |
98 |
| Acid value max |
- |
| Refractive index |
1.618-1.622 |
| Specific gravity |
1.250-1.255 |
| Other requirements |
- |
| ID Test |
NMR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/1052.gif
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