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Online Edition: "Specifications for Flavourings"

Flavouring Butyl lactate
Synonym(s) n-Butyl alpha-hydroxypropionate
Latest JECFA evaluation 2001 (Session 57)
Status of specification Full
Chemical name Buryl 2-hydroxypropanoate
JECFA number 932
CAS number 138-22-7
FEMA number 2205
COE number 372
FLAVIS number
Molecular weight 146.19
Chemical formula C7H14O3
Physical form/odour colourless liquid with a faint, sweet, buttery odour
Solubility slightly soluble in water; soluble in organic solvents, oils
Solubility in ethanol miscible
Boiling point (°C) 185-187°; 76° (6 mm Hg)
Assay min % 95%
Acid value max 1
Refractive index 1.418-1.424
Specific gravity 0.974-0.984
Other requirements
ID Test IR