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Online Edition: "Specifications for Flavourings"

Flavouring 2-Methyl-2-octenal
Synonym(s)
Latest JECFA evaluation 2003 (Session 61)
Status of specification Full
Chemical name 2-Methyl-2-octenal
JECFA number 1217
CAS number 73757-27-4
FEMA number 3711
COE number
FLAVIS number 05.126
Molecular weight 140.23
Chemical formula C9H16O
Physical form/odour Colourless liquid; fruity green aroma
Solubility Insoluble in water; slightly soluble in fats
Solubility in ethanol soluble
Boiling point (°C) 70-75° (8 mm Hg)
Assay min % 96% (sum of isomers)
Acid value max 4
Refractive index 1.449-1.459
Specific gravity 0.872-0.882
Other requirements
ID Test IR
Spectrum