Food safety and quality: details

Flavouring	Dihydronootkatone
Synonym(s)	1,10-Dihydronootkatone;4b,H,5a-Eremophil-11-en-2-one
Latest JECFA evaluation	2004 (Session 63)
Status of specification	Full
Information required
Chemical name	1,2,6-Trimethyl-9-isopropylene-bicyclo(4,4,0)decan-4-one
JECFA number	1407
CAS number	20489-53-6
FEMA number	3776
COE number
FLAVIS number	07.153
Molecular weight	220.36
Chemical formula	C15H24O
Physical form/odour	Colourless liquid; Citrus like green aroma
Solubility	Soluble in ethers, fats; Very slightly soluble in water
Solubility in ethanol	Soluble
Boiling point (°C)	100-104° (0.07 mm Hg)
Assay min %	90%
Acid value max	<1.0
Refractive index	1.502-1.508
Specific gravity	0.975-0.988
Other requirements	SC: Nootkatone
ID Test	NMR
Spectrum