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Online Edition: "Specifications for Flavourings"

Flavouring Propionic acid
Latest JECFA evaluation 2000 (Session 55)
Status of specification Full
Chemical name Propanoic acid
JECFA number 84
CAS number 79-09-4
FEMA number 2924
COE number 3
FLAVIS number
Molecular weight 74.08
Chemical formula C3H6O2
Physical form/odour oily liquid/slightly pungent, rancid odour
Solubility miscible with water, alcohol, organic solvents
Solubility in ethanol
Boiling point (°C) 138.5-142.5°
Assay min % 99.5%
Acid value max
Refractive index 1.384-1.389
Specific gravity 0.993-0.997 (20°/20°)
Other requirements Dist. Range: 138.5° to 142.5°; Heavy Metals: <10 mg/kg; Nonvolatile Res.: <0.01%; Water: < 0.15%
ID Test IR