Food safety and quality: details

Flavouring	3-Methyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol
Synonym(s)	4-Penten-2-ol, 3-methyl-5-(2,2,3-trimethyl-3-cyclopenten-1-yl)
Latest JECFA evaluation	2016 (Session 82)
Status of specification	Full
Information required
Chemical name	3-methyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol
JECFA number	2220
CAS number	67801-20-1
FEMA number	4775
COE number
FLAVIS number
Molecular weight	208.34
Chemical formula	C14H24O
Physical form/odour	Colourless to pale yellow liquid / Woody aroma with sandalwood-like notes
Solubility	Soluble
Solubility in ethanol	Soluble
Boiling point (°C)	283-288°
Assay min %	>90% (mixture of isomers)
Acid value max
Refractive index	1.481-1.486
Specific gravity	0.896-0.906 at 20°C
Other requirements	Isomeric composition: 50-55% E, 45-50% Z; SC: 4-5% 6-(2,2,3-trimethylcyclopent-3-en-1-yl)hex-5-en-3-ol; 1-2% 3-methyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-3-en-2-one
ID Test	HNMR, MS
Spectrum