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Online Edition: "Specifications for Flavourings"

Flavouring Acetal
Synonym(s) Diethylacetal;Ethylidene diethyl ether;Acetaldehyde diethyl acetal
Latest JECFA evaluation 2001 (Session 57)
Status of specification Full
Chemical name 1,1-Diethoxyethane
JECFA number 941
CAS number 105-57-7
FEMA number 2002
COE number 35
FLAVIS number
Molecular weight 118.18
Chemical formula C6H14O2
Physical form/odour volatile colourless liquid with a refreshing, pleasant, fruity-green odour
Solubility slightly soluble in water; miscible with most organic solvents, oils
Solubility in ethanol miscible
Boiling point (°C) 102°
Assay min % 95%
Acid value max 1
Refractive index 1.378-1.386
Specific gravity 0.822-0.831
Other requirements
ID Test IR