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Food safety and quality
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| Flavouring |
1,8-Octanedithiol |
| Synonym(s) |
Octamethylene dimercaptan;1,8-Dimercaptooctane |
| Latest JECFA evaluation |
1999 (Session 53) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
1,8-Octanedithiol |
| JECFA number |
541 |
| CAS number |
1191-62-4 |
| FEMA number |
3514 |
| COE number |
2331 |
| FLAVIS number |
|
| Molecular weight |
178.35 |
| Chemical formula |
C8H18S2 |
| Physical form/odour |
|
| Solubility |
insoluble in water; miscible in oil |
| Solubility in ethanol |
|
| Boiling point (°C) |
269-270°; 193° (100 mm Hg) |
| Assay min % |
99% (+1% 1,2-dithiacyclodecane as equilibrium mixture) |
| Acid value max |
|
| Refractive index |
1.503-1.504 |
| Specific gravity |
0.962 (d20/4) |
| Other requirements |
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| ID Test |
IR |
| Spectrum |
 
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