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Online Edition: "Specifications for Flavourings"

Flavouring 3-Octen-2-one
Synonym(s) Methyl hexenyl ketone
Latest JECFA evaluation 2002 (Session 59)
Status of specification Full
Chemical name Oct-3-en-2-one
JECFA number 1128
CAS number 1669-44-9
FEMA number 3416
COE number 11170
FLAVIS number
Molecular weight 126.19
Chemical formula C8H14O
Physical form/odour Colourless liquid; earthy, fruity blueberry note
Solubility insoluble in water ; soluble in oil
Solubility in ethanol Miscible at room temperature
Boiling point (°C) 75-79° (20 mm Hg)
Assay min % 94%
Acid value max
Refractive index 1.445-1.449
Specific gravity 0.834-0.839
Other requirements SC: 4-Octen-2-one