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Food safety and quality
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| |
| Flavouring |
Prenylthiol |
| Synonym(s) |
3-Methyl-2-butenyl mercaptan;Prenyl mercaptan;3-Methyl-2-butenthiol-1 |
| Latest JECFA evaluation |
1999 (Session 53) |
| Status of specification |
Full |
| Information required |
|
| Chemical name |
3-Methyl-2-butene-1-thiol |
| JECFA number |
522 |
| CAS number |
5287-45-6 |
| FEMA number |
3896 |
| COE number |
|
| FLAVIS number |
|
| Molecular weight |
102.2 |
| Chemical formula |
C5H10S |
| Physical form/odour |
Clear colourless liquid |
| Solubility |
insoluble in water; soluble in ethanol, triacetin and heptane |
| Solubility in ethanol |
|
| Boiling point (°C) |
128-135° |
| Assay min % |
98% |
| Acid value max |
|
| Refractive index |
1.483-1.493 |
| Specific gravity |
0.884-0.885 |
| Other requirements |
|
| ID Test |
IR, MS, NMR |
| Spectrum |
 
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