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Online Edition: "Specifications for Flavourings"

Flavouring 4-Acetoxy-2,5-dimethyl-3(2H)furanone
Synonym(s) Furaneol acetate;3(2H)-Furanone, 4-hydroxy-2,5-dimethyl-, acetate
Latest JECFA evaluation 2004 (Session 63)
Status of specification Full
Chemical name 4-Acetoxy-2,5-dimethylfuran-3(2H)-one
JECFA number 1456
CAS number 4166-20-5
FEMA number 3797
COE number
FLAVIS number 13.099
Molecular weight 170.17
Chemical formula C8H10O4
Physical form/odour Colourless to pale yellow liquid; Faint caramel aroma
Solubility Slightly soluble in water
Solubility in ethanol Soluble
Boiling point (°C) 243°
Assay min % 85%
Acid value max 5
Refractive index 1.476-1.480
Specific gravity 1.159-1.167
Other requirements SC: 4-hydroxy-2,5-dimethyl-3(2H)-furanone
ID Test HNMR IR MS
Spectrum