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Online Edition: "Specifications for Flavourings"

Flavouring 2-Methylundecanal
Synonym(s) Aldehyde C-12;Methyl n-nonyl acetaldehyde
Latest JECFA evaluation 2001 (Session 57)
Status of specification Full
Chemical name 2-Methylundecenal
JECFA number 275
CAS number 110-41-8
FEMA number 2749
COE number 2010
FLAVIS number
Molecular weight 184.32
Chemical formula C12H24O
Physical form/odour colourless to slightly yellow liquid with a fatty odour
Solubility soluble in fixed oils, alcohol, and propylene glycol (solution may be turbid); insoluble in glycerol
Solubility in ethanol
Boiling point (°C) 171°
Assay min % 97%
Acid value max 10
Refractive index 1.431-1.436
Specific gravity 0.822-0.830
Other requirements
ID Test IR