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Online Edition: "Specifications for Flavourings"

Flavouring Geranyl isobutyrate
Latest JECFA evaluation 2001 (Session 57)
Status of specification Full
Chemical name 3,7-Dimethyl-2,6-octadienyl-2-methyl propanoate
JECFA number 72
CAS number 2345-26-8
FEMA number 2513
COE number 3061
FLAVIS number
Molecular weight 224.34
Chemical formula C14H24O2
Physical form/odour colourless to pale yellow liquid with a rose odour
Solubility soluble in most organic solvents; insoluble in water
Solubility in ethanol
Boiling point (°C) 240°
Assay min % 95% (by ester determination)
Acid value max
Refractive index 1.451-1.457
Specific gravity 0.885-0.893 (d20/4)
Other requirements (equivalence factor for assay = 112.17)
ID Test IR