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Online Edition: "Specifications for Flavourings"

Flavouring cis-9-Octadecenyl acetate
Synonym(s) (Z)-9-Octadecenyl acetate;(Z)-9-Octadecenyl acetate;cis-9-Octadecen-1-yl acetate;Oleyl acetate
Latest JECFA evaluation 2007 (Session 68)
Status of specification Full
Chemical name 9(Z)-Octadecenyl acetate
JECFA number 1638
CAS number 693-80-1
FEMA number 4359
COE number
FLAVIS number
Molecular weight 310.52
Chemical formula O2C12H22O2
Physical form/odour Colourless to light yellow liquid; Fatty aroma with fruity undertones
Solubility Insoluble in water; soluble in non-polar organic solvents
Solubility in ethanol Soluble
Boiling point (°C) 205-207° (13 mm Hg)
Assay min % 92%
Acid value max
Refractive index 1.446-1.453
Specific gravity 0.865-0.874 (20°)
Other requirements Also contains 2-3% hexadecyl acetate and 2-3% octadecyl acetate
ID Test HNMR IR MS
Spectrum