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Online Edition: "Specifications for Flavourings"

Flavouring 4-Methylbenzaldehyde propyleneglycol acetal
Synonym(s) 1,3-Dioxolane, 4-methyl-2-p-tolyl-;1,3-Dioxolane, 4-methyl-2-(4-methylphenyl)-
Latest JECFA evaluation 2010 (Session 73)
Status of specification Full
Chemical name 4-methyl-2-(p-tolyl)-1,3-dioxolane
JECFA number 2067
CAS number 58244-29-4
FEMA number 4628
COE number
FLAVIS number
Molecular weight 178.23
Chemical formula C11H14O2
Physical form/odour Viscous colourless liquid; Faint floral, bitter almond aroma
Solubility Practically insoluble or insoluble in water
Solubility in ethanol Soluble
Boiling point (°C) 263-265°
Assay min % 95%
Acid value max
Refractive index 1.507-1.515
Specific gravity 1.041-1.051
Other requirements
ID Test MS