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Online Edition: "Specifications for Flavourings"

Flavouring Methyl 9-undecenoate
Synonym(s) Methyl undecylenate
Latest JECFA evaluation 2000 (Session 55)
Status of specification Full
Chemical name Methyl undec-9-enoate
JECFA number 342
CAS number 5760-50-9
FEMA number 2750
COE number 2101
FLAVIS number
Molecular weight 198.31
Chemical formula C12H22O2
Physical form/odour colourless to pale straw-yellow, oily liquid
Solubility insoluble in water; soluble in alcohol
Solubility in ethanol
Boiling point (°C) 247-248°
Assay min % 97%
Acid value max
Refractive index 1.435-1.441
Specific gravity 0.886 (20°)
Other requirements Melting point: 27.5°
ID Test IR