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Online Edition: "Specifications for Flavourings"

Flavouring p-Tolyl isobutyrate
Synonym(s) p-Cresyl isobutyrate;p-Methylphenyl isobutyrate;p-Tolyl 2-methylpropanoate
Latest JECFA evaluation 2000 (Session 55)
Status of specification Full
Chemical name p-Tolyl isobutyrate
JECFA number 701
CAS number 103-93-5
FEMA number 3075
COE number 304
FLAVIS number
Molecular weight 178.23
Chemical formula C11H14O2
Physical form/odour Colourless liquid, fruity odour
Solubility insoluble in water; soluble in oils
Solubility in ethanol miscible
Boiling point (°C) 237°
Assay min % 95%
Acid value max 1
Refractive index 1.484-1.490
Specific gravity 0.990-0.997
Other requirements
ID Test IR