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Online Edition: "Specifications for Flavourings"

Flavouring Acetoin propyleneglycol ketal
Latest JECFA evaluation 2010 (Session 73)
Status of specification Full
Chemical name 1-(2,4-dimethyl-1,3-dioxolan-2-yl)ethanol
JECFA number 2033
CAS number 94089-23-3
FEMA number 4532
COE number
FLAVIS number
Molecular weight 146.18
Chemical formula C7H14O3
Physical form/odour Colourless to pale yellow viscous liquid; Fatty buttery aroma
Solubility Soluble in water
Solubility in ethanol Soluble
Boiling point (°C) 75-77° (25 mm Hg)
Assay min % 96%
Acid value max
Refractive index 1.430-1.438
Specific gravity 1.034-1.042 (20°)
Other requirements
ID Test MS