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Online Edition: "Specifications for Flavourings"

Flavouring Methyl propionate
Latest JECFA evaluation 1997 (Session 49)
Status of specification Full
Chemical name Methyl propanoate
JECFA number 141
CAS number 554-12-1
FEMA number 2742
COE number 415
FLAVIS number
Molecular weight 88.11
Chemical formula C4H8O2
Physical form/odour colourless to pale yellow liquid with a fruity, rum odour
Solubility miscible with alcohol, ether, propylene glycol; soluble 1 ml in 16 ml water
Solubility in ethanol
Boiling point (°C) 79°
Assay min % 95.0%
Acid value max 3
Refractive index 1.373-1.380
Specific gravity 0.861-0.867
Other requirements
ID Test IR