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Online Edition: "Specifications for Flavourings"

Flavouring Hexyl 2-butenoate
Synonym(s) Hexenyl crotonate
Latest JECFA evaluation 2008 (Session 69)
Status of specification Full
Chemical name 2-Butenoic acid, hexyl ester
JECFA number 1807
CAS number 19089-92-0
FEMA number 3354
COE number 10688
FLAVIS number 09.266
Molecular weight 170.25
Chemical formula C10H18O2
Physical form/odour Colourless liquid; Fruity aroma
Solubility Insoluble in water, propylene glycol; soluble in most fixed oils
Solubility in ethanol Soluble
Boiling point (°C) 96-98° (15 mm Hg)
Assay min % 95%
Acid value max 1
Refractive index 1.428-1.442
Specific gravity 0.880-0.905
Other requirements