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Online Edition: "Specifications for Flavourings"

Flavouring Propyl butyrate
Latest JECFA evaluation 1997 (Session 49)
Status of specification Full
Chemical name n-Propyl-n-butanoate
JECFA number 150
CAS number 105-66-8
FEMA number 2934
COE number 266
FLAVIS number
Molecular weight 130.18
Chemical formula C7H14O2
Physical form/odour colourless liquid with a pineapple, apricot odour
Solubility miscible with alcohol, ether; slightly soluble in water
Solubility in ethanol
Boiling point (°C) 140-145°
Assay min % 95.0%
Acid value max
Refractive index 1.395-1.405
Specific gravity 0.866 - 0.875
Other requirements
ID Test IR