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Online Edition: "Specifications for Flavourings"

Flavouring Benzyl trans-2-methyl-2-butenoate
Synonym(s) Benzyl tiglate;Benzyl-2-methylcrotonate;Benzyl trans-2,3-dimethyl-acrylate
Latest JECFA evaluation 2001 (Session 57)
Status of specification Full
Chemical name Benzyl 2-methyl-trans-2-butenoate
JECFA number 846
CAS number 37526-88-8
FEMA number 3330
COE number 2184
FLAVIS number
Molecular weight 190.24
Chemical formula C12H14O2
Physical form/odour colourless liquid with a mushroom odour with rosy undertone
Solubility insoluble in water; soluble in organic solvents, oils
Solubility in ethanol miscible at room temperature
Boiling point (°C) 250°
Assay min % 95%
Acid value max 1
Refractive index 1.515-1.526
Specific gravity 1.029-1.040
Other requirements
ID Test IR