Food safety and quality
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Flavouring |
2-Ethyl-3-methylthiopyrazine |
Synonym(s) |
2-(Methylthio)-3-ethylpyrazine |
Latest JECFA evaluation |
2012 (Session 76) |
Status of specification |
Full |
Information required |
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Chemical name |
2-Ethyl-3-(methylsulfanyl)pyrazine |
JECFA number |
2132 |
CAS number |
72987-62-3 |
FEMA number |
4631 |
COE number |
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FLAVIS number |
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Molecular weight |
154.23 |
Chemical formula |
C7H10N2S |
Physical form/odour |
Clear light yellow liquid; Strong roasted meat aroma |
Solubility |
Practically insoluble to insoluble in water |
Solubility in ethanol |
Soluble |
Boiling point (°C) |
234-236° |
Assay min % |
95% |
Acid value max |
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Refractive index |
1.568-1.583 |
Specific gravity |
1.142-1.145 (20°) |
Other requirements |
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ID Test |
MS |
Spectrum |
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