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Online Edition: "Specifications for Flavourings"

Flavouring gamma-Undecalactone
Synonym(s) Aldehyde C-14 pure;Peach aldehyde;Undeca-1,4-lactone
Latest JECFA evaluation 1998 (Session 51)
Status of specification Full
Chemical name 4-Undecanolide;5-Heptyldihydro-2(3H)-furanone
JECFA number 233
CAS number 104-67-6
FEMA number 3091
COE number 179
FLAVIS number
Molecular weight 184.28
Chemical formula C11H20O2
Physical form/odour colourless to slightly yellow liquid with a fruity, peach-like odour
Solubility soluble in alcohol, most fixed oils and propylene glycol; insoluble in glycerol and in water
Solubility in ethanol 1 ml in 5 ml 60% alcohol
Boiling point (°C) 297°
Assay min % 98.0%
Acid value max 5
Refractive index 1.448-1.453
Specific gravity 0.942-0.945
Other requirements
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