Food safety and quality
| share

Online Edition: "Specifications for Flavourings"

Flavouring Methyl-3-pentenoic acid
Latest JECFA evaluation 2001 (Session 57)
Status of specification Full
Chemical name 2-Methyl pent-3-enoate
JECFA number 347
CAS number 37674-63-8
FEMA number 3464
COE number 10147
FLAVIS number
Molecular weight 114.15
Chemical formula C6H10O2
Physical form/odour clear, colourless liquid
Solubility slightly soluble in water, soluble in alcohol and most fixed oils
Solubility in ethanol
Boiling point (°C) 85° (10 mm Hg)
Assay min % 99% (as 60/40 mix of cis/trans isomers)
Acid value max
Refractive index 1.433-1.440
Specific gravity 0.960-0.966
Other requirements
ID Test IR