Food safety and quality: details

Flavouring	2-Acetyl-4-isopropylpyridine
Synonym(s)	(4-(1-methylethyl)-2-pyridinyl)ethanone
Latest JECFA evaluation	2012 (Session 76)
Status of specification	Full
Information required
Chemical name	1-(4-Propan-2-ylpyridin-2-yl)ethanone
JECFA number	2155
CAS number	142896-09-1
FEMA number	4638
COE number
FLAVIS number
Molecular weight	163.22
Chemical formula	C10H13NO
Physical form/odour	Light yellow clear liquid; grassy green leafy aroma with violet notes
Solubility	Practically insoluble to insoluble in water
Solubility in ethanol	Soluble
Boiling point (°C)	245-247º
Assay min %	95%
Acid value max
Refractive index	1.502-1.505
Specific gravity	0.992-0.994
Other requirements
ID Test	MS HNMR
Spectrum