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Flavouring Hexyl isobutyrate
Synonym(s) -
Latest JECFA evaluation 1997 (Session 49)
Status of specification Full
Chemical name Hexyl 2-methyl propanoate
JECFA number 189
CAS number 2349-07-7  
FEMA number 3172
COE number 646
FLAVIS number -
Molecular weight 172.27 
Chemical formula C10H20O2  
Physical form/odour colourless to pale yellow liquid/fruity odour 
Solubility soluble in alcohol, propylene glycol; miscible with most fixed oils; insoluble in water 
Solubility in ethanol -
Boiling point (°C) 199
Assay min % 98.0
Acid value max 1.0
Refractive index 1.399-1.421
Specific gravity 0.852-0.876
Other requirements -
ID Test IR
Spectrum http://www.fao.org/ag/agn/jecfa-flav/img/img/189.gif



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