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Online Edition: "Specifications for Flavourings"

Flavouring 2-Methyl-4-pentenoic acid
Latest JECFA evaluation 1998 (Session 51)
Status of specification Full
Chemical name 2-Methylpent-4-enoate
JECFA number 355
CAS number 1575-74-2
FEMA number 3511
COE number 10148
FLAVIS number
Molecular weight 114.15
Chemical formula C6H10O2
Physical form/odour
Solubility slightly soluble in water, soluble in alcohol and most fixed oils
Solubility in ethanol
Boiling point (°C) 194°
Assay min % 99.0%
Acid value max
Refractive index 1.426
Specific gravity 0.92
Other requirements
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