Food safety and quality
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Flavouring |
Ethyl 3-(methylthio)-(2Z)-propenoate |
Synonym(s) |
2-Propenoic acid, 3-(methylthio)-, ethyl ester, (2Z)- |
Latest JECFA evaluation |
2010 (Session 73) |
Status of specification |
Full |
Information required |
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Chemical name |
(Z)-ethyl 3-(methylthio)acrylate |
JECFA number |
1915 |
CAS number |
136115-66-7 |
FEMA number |
4563 |
COE number |
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FLAVIS number |
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Molecular weight |
146.21 |
Chemical formula |
C6H10O2S |
Physical form/odour |
Clear colourless liquid; Acrid sweet onion-like aroma |
Solubility |
Practically insoluble or insoluble in water |
Solubility in ethanol |
Soluble |
Boiling point (°C) |
200-202° |
Assay min % |
88% |
Acid value max |
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Refractive index |
1.510-1.541 |
Specific gravity |
1.081-1.090 |
Other requirements |
SC: 7-9% Ethyl 3-(methylthio)-trans-2-propenoate |
ID Test |
MS |
Spectrum |
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