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Online Edition: "Specifications for Flavourings"

Flavouring 3-Ammonium isovalerate
Synonym(s) Isovaleric acid, ammonium salt
Latest JECFA evaluation 2016 (Session 82)
Status of specification Full
Chemical name Ammonium 3-methylbutyrate
JECFA number 1203
CAS number 7563-33-9
FEMA number 2054
COE number
FLAVIS number 16.001
Molecular weight 323.43
Chemical formula C15H33O6N
Physical form/odour Deliquescent colourless crystals; sharp, cheesy, yet somewhat sweet aroma
Solubility Soluble in water, oils
Solubility in ethanol soluble
Boiling point (°C) NA
Assay min % 98%
Acid value max 3
Refractive index NA
Specific gravity NA
Other requirements mp: 65-68°