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Online Edition: "Specifications for Flavourings"

Flavouring 2,4-Hexadienyl propionate
Synonym(s) Sorbyl propionate
Latest JECFA evaluation 2007 (Session 68)
Status of specification Full
Chemical name Hexa-2,4-dienyl propionate
JECFA number 1781
CAS number 16491-25-1
FEMA number 4131
COE number
FLAVIS number
Molecular weight 154.21
Chemical formula C9H14O2
Physical form/odour Colourless liquid; Sweet, fruity, pineapple, wine-like aroma
Solubility Practically insoluble or insoluble in water
Solubility in ethanol Soluble
Boiling point (°C) 75° (15 mm Hg)
Assay min % 98%
Acid value max
Refractive index 1.453-1.459
Specific gravity 0.918-0.922
Other requirements