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Online Edition: "Specifications for Flavourings"

Flavouring Butyl butyryllactate
Synonym(s) Butyl butyrolactate
Latest JECFA evaluation 2001 (Session 57)
Status of specification Full
Chemical name Butyl 2-butyryloxypropanoate
JECFA number 935
CAS number 7492-70-8
FEMA number 2190
COE number 2107
FLAVIS number
Molecular weight 216.28
Chemical formula C11H20O4
Physical form/odour colourless to pale yellow liquid with a sweet-sour, buttermilk odour
Solubility slightly soluble in water; soluble in organic solvents, oils, propylene glycol
Solubility in ethanol miscible at room temperature
Boiling point (°C) 90° (2 mm Hg)
Assay min % 95%
Acid value max 1
Refractive index 1.417-1.427
Specific gravity 0.966-0.978
Other requirements
ID Test IR