Food safety and quality
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Flavouring |
Methylthio 2-(acetyloxy)propionate |
Synonym(s) |
Acetyllactic acid thiomethyl ester |
Latest JECFA evaluation |
2002 (Session 59) |
Status of specification |
Full |
Information required |
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Chemical name |
S-Methyl 2-(acetyloxy)propanethioate |
JECFA number |
492 |
CAS number |
74586-09-7 |
FEMA number |
3788 |
COE number |
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FLAVIS number |
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Molecular weight |
162.2 |
Chemical formula |
C6H10O3S |
Physical form/odour |
colourless to pale pink liquid |
Solubility |
slightly soluble in water; soluble in fats |
Solubility in ethanol |
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Boiling point (°C) |
73° (8.5mm Hg) |
Assay min % |
98% |
Acid value max |
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Refractive index |
1.464-1.475 |
Specific gravity |
1.127-1.131 (20°) |
Other requirements |
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ID Test |
HNMR, IR |
Spectrum |
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