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Online Edition: "Specifications for Flavourings"

Flavouring (E)-6-Methyl-3-hepten-2-one
Synonym(s) trans-6-Methylhept-3-en-2-one
Latest JECFA evaluation 2002 (Session 59)
Status of specification Full
Chemical name (E)-6-Methylhept-3-en-2-one
JECFA number 1138
CAS number 20859-10-3
FEMA number 4001
COE number
FLAVIS number
Molecular weight 126.2
Chemical formula C8H14O
Physical form/odour Colourless liquid; oily-green, pungent herbaceous odour
Solubility insoluble in water; soluble in fats and non-polar solvents
Solubility in ethanol Miscible at room temperature
Boiling point (°C) 170-180°
Assay min % 96%
Acid value max
Refractive index 1.438-1.447
Specific gravity 0.840-0.850
Other requirements