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Online Edition: "Specifications for Flavourings"

Flavouring Omega -6-Hexadecenlactone
Synonym(s) Ambrettolide;Hexadec-6-eno-1,16-lactone
Latest JECFA evaluation 2001 (Session 57)
Status of specification Full
Chemical name 6-Hexadecenolide;Oxacycloheptadec-7-en-2-one
JECFA number 240
CAS number 7779-50-2
FEMA number 2555
COE number 180
FLAVIS number
Molecular weight 252.39
Chemical formula C16H28O2
Physical form/odour colourless to slightly yellow liquid with a strong, musk odour
Solubility in ethanol 1 ml in 9 ml 80% alcohol
Boiling point (°C) 185-190° (16 mm Hg)
Assay min % 98%
Acid value max
Refractive index 1.477-1.482
Specific gravity 0.949-0.957
Other requirements
ID Test IR