Food safety and quality: details

Flavouring	2-(trans-2-Pentenyl)cyclopentanone
Synonym(s)	Jasminone
Latest JECFA evaluation	2010 (Session 73)
Status of specification	Full
Information required
Chemical name	(E)-2-(pent-2-en-1-yl)cyclopentanone
JECFA number	2049
CAS number	51608-18-5
FEMA number	4284
COE number
FLAVIS number
Molecular weight	152.23
Chemical formula	C10H16O
Physical form/odour	Colourless liquid; Jasmine, lactonic coconut creamy aroma
Solubility	Practically insoluble or insoluble in water
Solubility in ethanol	Slightly soluble
Boiling point (°C)	67-69° (0.3 mm Hg)
Assay min %	98%
Acid value max
Refractive index	1.465-1.472
Specific gravity	0.890-0.915
Other requirements
ID Test	IR MS
Spectrum