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Online Edition: "Specifications for Flavourings"

Flavouring 2,6,6-Trimethylcyclohexa-1,3-dienyl methanal
Synonym(s) Dehydro-beta-cyclocitral;1,1,3-Trimethyl-2-formylcyclohexa-2,4-diene;Safranal;2,6,6-Trimethyl-1,3-cyclohexadienal;2,3-Dihydro-2,2,6-trimethylbenzaldehyde
Latest JECFA evaluation 2002 (Session 59)
Status of specification Full
Chemical name 2,6,6-Trimethylcyclohexa-1,3-diene-1-carbaldehyde
JECFA number 977
CAS number 116-26-7
FEMA number 3389
COE number 10383
FLAVIS number
Molecular weight 150.22
Chemical formula C10H14O
Physical form/odour Pale yellowish oily liquid; powerful, sweet green-floral and somewh/ tobacco-herbaceous odour.
Solubility Insoluble in water; soluble in oils
Solubility in ethanol Miscible at room temperature
Boiling point (°C) 70° (1 mm Hg);
Assay min % 96%
Acid value max
Refractive index 1.525-1.533
Specific gravity 0.968-0.980 (20°)
Other requirements