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Online Edition: "Specifications for Flavourings"

Flavouring cis-3-Hexenoic acid
Latest JECFA evaluation 2012 (Session 76)
Status of specification Full
Chemical name (Z)-Hex-3-enoic acid
JECFA number 2181
CAS number 1775-43-5
FEMA number 4493
COE number
FLAVIS number
Molecular weight 114.14
Chemical formula C6H10O2
Physical form/odour Colourless to pale yellow clear liquid; Sweaty, cheesy, fruity aroma
Solubility Practically insoluble to insoluble in water
Solubility in ethanol Soluble
Boiling point (°C) 209-210º
Assay min % 95%
Acid value max
Refractive index 1.437-1.443
Specific gravity 0.962-0.968
Other requirements
ID Test MS