Food safety and quality: details

Flavouring	Yuzunone
Synonym(s)
Latest JECFA evaluation	2016 (Session 82)
Status of specification	Full
Information required
Chemical name	(8E)-undeca-6,8,10-trien-3-one
JECFA number	2217
CAS number	1009814-14-5
FEMA number	4691
COE number
FLAVIS number
Molecular weight	164.24
Chemical formula	C11H16O
Physical form/odour	Colourless Oil / Citrus peel-like, Balsamic Floral Aroma
Solubility	Slighty soluble
Solubility in ethanol	Soluble
Boiling point (°C)	257-258°
Assay min %	>95% (mixture of isomers)
Acid value max
Refractive index	1.531-1.537
Specific gravity	0.889-0.895
Other requirements	Isomeric composition: 52-55% (6Z,8E); 45-48% (6E,8E).
ID Test	MS, IR, HNMR, CNMR
Spectrum