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Online Edition: "Specifications for Flavourings"

Flavouring Isoamyl alcohol
Synonym(s) Isobutyl carbinol
Latest JECFA evaluation 1996 (Session 46)
Status of specification Full
Chemical name 3-Methyl-1-butanol
JECFA number 52
CAS number 123-51-3
FEMA number 2057
COE number 51
FLAVIS number
Molecular weight 88.15
Chemical formula C5H12O
Physical form/odour Colourless to pale yellow liquid
Solubility Soluble in ethanol, water and most organic solvents
Solubility in ethanol
Boiling point (°C) 130°
Assay min % 98.0%
Acid value max
Refractive index 1.405 - 1.410
Specific gravity 0.807 - 0.813
Other requirements
ID Test IR