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Online Edition: "Specifications for Flavourings"

Flavouring gamma-Hexalactone
Synonym(s) Hexa-1,4-lactone;4-Hydroxyhexanoic acid lactone
Latest JECFA evaluation 1998 (Session 51)
Status of specification Full
Chemical name 4-Hexanolide;5-Ethyldihydro-2(3H)-furanone
JECFA number 223
CAS number 695-06-7
FEMA number 2556
COE number 2254
FLAVIS number
Molecular weight 114.14
Chemical formula C6H10O2
Physical form/odour colourless to pale yellow liquid with a herbaceous, sweet odour
Solubility in ethanol 1 ml in 1 ml 95% alcohol
Boiling point (°C) 220°
Assay min % 98.0%
Acid value max 1
Refractive index 1.437-1.442
Specific gravity 1.020-1.025
Other requirements
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