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Online Edition: "Specifications for Flavourings"

Flavouring (E,E)-3,5-Octadien-2-one
Synonym(s) trans,trans-3,5-Octadien-2-one
Latest JECFA evaluation 2002 (Session 59)
Status of specification Full
Chemical name (E,E)-Octa-3,5-dien-2-one
JECFA number 1139
CAS number 30086-02-3
FEMA number 4008
COE number
FLAVIS number
Molecular weight 124.2
Chemical formula C8H12O
Physical form/odour Colourless to pale yellow liquid; pungent herbaceous odour
Solubility insoluble in water; soluble in fats
Solubility in ethanol Miscible at room temperature
Boiling point (°C) 220°
Assay min % 95%
Acid value max
Refractive index 1.508-1.516
Specific gravity 0.880-0.890
Other requirements