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Online Edition: "Specifications for Flavourings"

Flavouring 3-(5-Methyl-2-furyl)-butanal
Synonym(s) 3-(5-Methyl-2-furyl)-butyraldehyde
Latest JECFA evaluation 2018 (Session 86)
Status of specification Full
Chemical name 3-(5-Methyl-2-furyl) butanal
JECFA number 1500
CAS number 31704-80-0
FEMA number 3307
COE number
FLAVIS number 13.058
Molecular weight 152.19
Chemical formula C9H12O2
Physical form/odour Colourless liquid; Vegetable, fruity aroma
Solubility Insoluble in water; Soluble in oils
Solubility in ethanol Soluble
Boiling point (°C) 88-91° (12 mm Hg)
Assay min % 98%
Acid value max 3
Refractive index 1.575-1.581
Specific gravity 1.006-1.012
Other requirements