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Food safety and quality
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| Flavouring |
1,2-Ethanedithiol |
| Synonym(s) |
Ethylenedimercaptan;Dithioglycol;Ethylene mercaptan;1,2-Dimercaptoethane;Ethylene dithioglycol |
| Latest JECFA evaluation |
1999 (Session 53) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
1,2-Ethanedithiol |
| JECFA number |
532 |
| CAS number |
540-63-6 |
| FEMA number |
3484 |
| COE number |
11467 |
| FLAVIS number |
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| Molecular weight |
94.19 |
| Chemical formula |
C2H6S2 |
| Physical form/odour |
clear to light green liquid with pungent, nauseating mercaptan odour |
| Solubility |
insoluble in water; miscible in fat |
| Solubility in ethanol |
|
| Boiling point (°C) |
146°; 46-47° (6 mm Hg) |
| Assay min % |
99% |
| Acid value max |
|
| Refractive index |
1.558-1.559 |
| Specific gravity |
1.123-1.124 (d20/4) |
| Other requirements |
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| ID Test |
IR, NMR |
| Spectrum |
 
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