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Online Edition: "Specifications for Flavourings"

Flavouring gamma-Octadecalactone
Synonym(s) Octadecanoic acid, 4-hydroxy-, gamma-lactone;2(3H)-Furanone, dihydro-5-tetradecyl-;gamma-Stearolactone;4-Octadecanolide
Latest JECFA evaluation 2010 (Session 73)
Status of specification Full
Chemical name 5-tetradecyldihydrofuran-2(3H)-one
JECFA number 1998
CAS number 502-26-1
FEMA number 4446
COE number
FLAVIS number
Molecular weight 282.46
Chemical formula C18H34O2C18H34O2
Physical form/odour Clear colourless liquid; Very weak waxy fatty aroma
Solubility Practically insoluble or insoluble in water
Solubility in ethanol Soluble
Boiling point (°C) NA
Assay min % 95%
Acid value max 10
Refractive index NA
Specific gravity NA
Other requirements m.p. = 36-40°
ID Test MS