Food safety and quality
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Flavouring |
2-Butyl isothiocyanate |
Synonym(s) |
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Latest JECFA evaluation |
2008 (Session 69) |
Status of specification |
Full |
Information required |
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Chemical name |
2-Isothiocyanatobutane |
JECFA number |
1890 |
CAS number |
4426-79-3 |
FEMA number |
4419 |
COE number |
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FLAVIS number |
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Molecular weight |
115.2 |
Chemical formula |
C5H9NS |
Physical form/odour |
Colourless to yellow liquid; Sharp green slightly irritating aroma |
Solubility |
Very slightly soluble in water; freely soluble in ether |
Solubility in ethanol |
Soluble |
Boiling point (°C) |
69-70° (27 mm Hg) |
Assay min % |
97% |
Acid value max |
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Refractive index |
1.490-1.497 |
Specific gravity |
0.938-0.946 |
Other requirements |
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ID Test |
MS |
Spectrum |
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