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Online Edition: "Specifications for Flavourings"

Flavouring Cinnamaldehyde propyleneglycol acetal
Synonym(s) 4-methyl--2-styryl-1,3-dioxolane
Latest JECFA evaluation 2016 (Session 82)
Status of specification Full
Chemical name 4-methyl-2-(2-phenylethenyl)-1,3-dioxolane
JECFA number 2214
CAS number 4353-01-9
FEMA number 4596
COE number
FLAVIS number
Molecular weight 190.24
Chemical formula C12H14O2
Physical form/odour Pale yellow to yellow clear liquid; Spicy cinnamon aroma
Solubility Insoluble
Solubility in ethanol Soluble
Boiling point (°C) 274-275°
Assay min % 92% (mixture of isomers)
Acid value max 1
Refractive index 1.542-1.552
Specific gravity 1.059-1.069
Other requirements Isomeric composition: 56-58% E, 42-44% Z; SC: 4-5% cinnamaldehyde
ID Test MS