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Online Edition: "Specifications for Flavourings"

Flavouring Butyl butyrate
Latest JECFA evaluation 1997 (Session 49)
Status of specification Full
Chemical name n-Butyl n-butanoate
JECFA number 151
CAS number 109-21-7
FEMA number 2186
COE number 268
FLAVIS number
Molecular weight 144.21
Chemical formula C8H16O2
Physical form/odour colourless liquid with a fruity, pineapple-like odour on dilution
Solubility miscible with alcohol, ether, most vegetable oils; slightly soluble in propylene glycol, water
Solubility in ethanol 1 ml in 3 ml 70% alcohol
Boiling point (°C) 165°
Assay min % 98.0%
Acid value max 1
Refractive index 1.405-1.407
Specific gravity 0.867-0.871
Other requirements
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