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Online Edition: "Specifications for Flavourings"

Flavouring 2,6-Dimethyl-5-heptenal propyleneglycol acetal
Latest JECFA evaluation 2007 (Session 68)
Status of specification Full
Chemical name 2-(1,5-Dimethyl-4-hexenyl)-4-methyl-1,3-dioxolane
JECFA number 1740
CAS number 74094-63-6
FEMA number 4382
COE number
FLAVIS number
Molecular weight 198.31
Chemical formula C12H22O2
Physical form/odour Clear, colourless liquid; Strong, green, citrusy aroma
Solubility Insoluble in water; soluble in organic solvents
Solubility in ethanol Soluble
Boiling point (°C) 243-244°
Assay min % 97%
Acid value max 1
Refractive index 1.447-1.453
Specific gravity 0.910-0.916
Other requirements
ID Test MS