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Online Edition: "Specifications for Flavourings"

Flavouring gamma-Octalactone
Synonym(s) Octa-1,4-lactone
Latest JECFA evaluation 2000 (Session 55)
Status of specification Full
Chemical name 4-Octanolide;5-Butyldihydro-2(3H)-furanone
JECFA number 226
CAS number 104-50-7
FEMA number 2796
COE number 2274
FLAVIS number
Molecular weight 142.2
Chemical formula C8H14O2
Physical form/odour colourless to slightly yellow liquid with a sweet, coconut, fruity odour
Solubility soluble in alcohol and slightly soluble in water
Solubility in ethanol
Boiling point (°C) 234°
Assay min % 95%
Acid value max 8
Refractive index 1.443-1.447
Specific gravity 0.970-0.980
Other requirements
ID Test IR