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Online Edition: "Specifications for Flavourings"

Flavouring 4-Pentenyl isothiocyanate
Latest JECFA evaluation 2008 (Session 69)
Status of specification Full
Chemical name 5-Isothiocyanato-1-pentene
JECFA number 1893
CAS number 18060-79-2
FEMA number 4427
COE number
FLAVIS number
Molecular weight 127.21
Chemical formula C6H9NS
Physical form/odour Colourless to pale yellow liquid; Strong pungent irritating aroma
Solubility Very slightly soluble in water; freely soluble in ether
Solubility in ethanol Soluble
Boiling point (°C) 57-58° (3 mm Hg)
Assay min % 95%
Acid value max
Refractive index 1.513-1.519
Specific gravity 0.970-0.976 (20°)
Other requirements
ID Test MS