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Online Edition: "Specifications for Flavourings"

Flavouring Methyl 4-Phenylbutyrate
Synonym(s) Methyl 4-Phenylbutanoate;Butyric acid, 4-phenyl-, methyl ester
Latest JECFA evaluation 2004 (Session 63)
Status of specification Full
Chemical name Methyl 4-phenylbutyrate
JECFA number 1464
CAS number 2046-17-5
FEMA number 2739
COE number
FLAVIS number 09.729
Molecular weight 178.23
Chemical formula C11H14O2
Physical form/odour Colourless liquid; Powerful, sweet, fruity, honey, floral aroma
Solubility Soluble in oils; Slightly soluble in water
Solubility in ethanol Soluble
Boiling point (°C) 149-151° (10 mm Hg)
Assay min % 97%
Acid value max 1
Refractive index 1.483-1.489
Specific gravity 0.996-1.002
Other requirements