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Online Edition: "Specifications for Flavourings"
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About the data
Analytical Methods (Volume 4)
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Flavouring
Guaiacol isobutyrate
Synonym(s)
Propanoic acid, 2-methyl-, 2-methoxyphenyl ester
Latest JECFA evaluation
2010 (Session 73)
Status of specification
Full
Information required
Chemical name
2-methoxyphenyl isobutyrate
JECFA number
2016
CAS number
723759-62-4
FEMA number
4608
COE number
FLAVIS number
Molecular weight
194.23
Chemical formula
C11H14O3
Physical form/odour
Clear colourless to light yellow liquid; Fruity nutty aroma
Solubility
Practically insoluble or insoluble in water
Solubility in ethanol
Soluble
Boiling point (°C)
78-80° (1 mm Hg)
Assay min %
95%
Acid value max
Refractive index
1.517-1.527
Specific gravity
1.056-1.065
Other requirements
ID Test
CNMR HNMR MS
Spectrum