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Online Edition: "Specifications for Flavourings"


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Flavouring beta-Ionol
Synonym(s) -
Latest JECFA evaluation 2000 (Session 55)
Status of specification Full
Chemical name 4-(2,6,6-Trimethyl-1-cyclohexenyl)-3-butene-2-ol
JECFA number 392
CAS number 22029-76-1  
FEMA number 3625
COE number -
FLAVIS number -
Molecular weight 194.32 
Chemical formula C13H22O  
Physical form/odour clear, colourless liquid 
Solubility -
Solubility in ethanol -
Boiling point (°C) 107° (3 mm Hg)
Assay min % 92% (min. 99% ionol and ionone isomers)
Acid value max -
Refractive index 1.499
Specific gravity 0.927-0.933
Other requirements -
ID Test IR
Spectrum http://www.fao.org/ag/agn/jecfa-flav/img/img_add8/392.gif



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