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Online Edition: "Specifications for Flavourings"
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| Flavouring |
Methyl 3-methylthiopropionate |
| Synonym(s) |
Methyl beta-(methylmercapto)propionate
Methyl beta-methiopropionate
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| Latest JECFA evaluation |
1999 (Session 53)
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| Status of specification |
Full |
| Chemical name |
Methyl 3-(methylthio)propionate
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| JECFA number |
472 |
| CAS number |
13532-18-8
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| FEMA number |
2720
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| COE number |
428
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| FLAVIS number |
-
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| Molecular weight |
134.19 |
| Chemical formula |
C5H10O2S
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| Physical form/odour |
colourless to pale yellow liquid with onion-like odour |
| Solubility |
very slightly soluble in water, soluble in alcohol |
| Solubility in ethanol |
- |
| Boiling point (°C) |
74-75 (13 mm Hg) |
| Assay min % |
97 |
| Acid value max |
1.0 |
| Refractive index |
1.462-1.468 |
| Specific gravity |
1.069-1.078 |
| Other requirements |
- |
| ID Test |
IR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/472.gif
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