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Online Edition: "Specifications for Flavourings"

Flavouring 2-Phenylpropanal propyleneglycol acetal
Synonym(s)
Latest JECFA evaluation 2016 (Session 82)
Status of specification Full
Chemical name 4-methyl-2-(1-phenylethyl)-1,3-dioxolane
JECFA number 2215
CAS number 67634-23-5
FEMA number 4595
COE number
FLAVIS number
Molecular weight 192.25
Chemical formula C12H16O2
Physical form/odour Colourless to pale yellow clear liquid / Green mushroom, chicken coop, new mown hay aroma
Solubility Insoluble
Solubility in ethanol Soluble
Boiling point (°C) 256-257º
Assay min % >95% (racemic mixture of isomers)
Acid value max 1
Refractive index 1.502-1.508
Specific gravity 1.032-1.038
Other requirements
ID Test MS, IR, HNMR
Spectrum