Food safety and quality: details

Flavouring	Pseudoionone
Synonym(s)	phi-Ionone;3,5,9-Undecatrien-2-one, 6,10-dimethyl-;psi-Ionone;2,6-Dimethyl-2,6,8-undecatrien-10-one;2,6-Dimethylhendeca-2,6,8-trien-10-one
Latest JECFA evaluation	2014 (Session 79)
Status of specification	Full
Information required
Chemical name	(3E,5E)-6,10-Dimethylundeca-3,5,9-trien-2-one
JECFA number	2187
CAS number	141-10-6
FEMA number	4299
COE number	11191
FLAVIS number	07.198
Molecular weight	192.3
Chemical formula	C13H20O
Physical form/odour	Pale yellow liquid; Warm floral aroma
Solubility	Practically insoluble to insoluble
Solubility in ethanol	Soluble
Boiling point (°C)	143-145 º
Assay min %	95%
Acid value max
Refractive index	1.529-1.535
Specific gravity	0.894-0.903
Other requirements	3E,5E isomer: 80-95%; 3E, 5Z isomer: 5-20%
ID Test	IR, MS
Spectrum