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Online Edition: "Specifications for Flavourings"

Flavouring Methyl isothiocyanate
Latest JECFA evaluation 2008 (Session 69)
Status of specification Full
Chemical name Isothiocyanatomethane
JECFA number 1884
CAS number 556-61-6
FEMA number 4426
COE number
FLAVIS number
Molecular weight 73.11
Chemical formula C2H3NS
Physical form/odour Colourless to tan liquid; Pungent, penetrating mustard-like odour
Solubility Very slightly soluble in water; freely soluble in ether
Solubility in ethanol Soluble
Boiling point (°C) 117-118°
Assay min % 96%
Acid value max
Refractive index 1.495-1.499
Specific gravity 0.938-0.942
Other requirements
ID Test MS