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Food safety and quality
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| Flavouring |
S-Isopropyl 3-methylbut-2-enethioate |
| Synonym(s) |
S-Isopropyl thiosenecioate;S-Isopropyl 3-methylthiocrotonate |
| Latest JECFA evaluation |
2007 (Session 68) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
S-Isopropyl 3-methylbut-2-enethioate |
| JECFA number |
1679 |
| CAS number |
34365-79-2 |
| FEMA number |
4260 |
| COE number |
|
| FLAVIS number |
12.134 |
| Molecular weight |
158.26 |
| Chemical formula |
C8H14OS |
| Physical form/odour |
Colourless to yellowish liquid; Fruity, onion aroma |
| Solubility |
Practically insoluble to insoluble in water |
| Solubility in ethanol |
Soluble |
| Boiling point (°C) |
235-236° |
| Assay min % |
95% |
| Acid value max |
|
| Refractive index |
1.486-1.492 |
| Specific gravity |
1.006-1.012 |
| Other requirements |
|
| ID Test |
HNMR |
| Spectrum |
 
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