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Online Edition: "Specifications for Flavourings"

Flavouring 2-Methylpentanal
Synonym(s) 2-Methylvaleraldehyde
Latest JECFA evaluation 2001 (Session 57)
Status of specification Full
Chemical name 2-Methylpentanal
JECFA number 260
CAS number 123-15-9
FEMA number 3413
COE number 706
FLAVIS number
Molecular weight 100.15
Chemical formula C6H12O
Physical form/odour colourless to pale yellow liquid
Solubility in ethanol
Boiling point (°C) 116°
Assay min % 97% (by aldehyde determination)
Acid value max
Refractive index 1.412
Specific gravity 0.805-0.811
Other requirements (equivalence factor for assay = 50.80)
ID Test IR