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Online Edition: "Specifications for Flavourings"

Flavouring trans-Anethole
Synonym(s) Isoestragole
Latest JECFA evaluation 1997 (Session 49)
Status of specification Full
Chemical name trans-Methoxy-4(1-propenyl) benzene
JECFA number 217
CAS number 4180-23-8
FEMA number 2086
COE number 183
FLAVIS number
Molecular weight 148.21
Chemical formula C10H12O
Physical form/odour Colourless to faintly yellow liquid with an aniseed-like odour
Solubility Slightly soluble in water; miscible with chloroform and ether
Solubility in ethanol 1 ml in 2 ml 96% alcohol
Boiling point (°C) 234-239.5°
Assay min % 99.0%
Acid value max
Refractive index 1.559-1.562
Specific gravity 0.983-0.988
Other requirements
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