CAS116-53-0
FormulaC5H10O2
Synonymethyl methyl acetic acid, 2-methylbutnaoic acid, Butanoic acid, 2-methyl-, 2-Methylbutyric acid
Density0.934 (204 c)
Slightly Solublein water
Vapor Pressure0.554000 mm/Hg @ 25.00 °C
Vapor Density3.5
Storagerefrigerate in tightly sealed containers
Refractive Index1.40100 to 1.40800 @ 20.00 °C
Odor Typeacidic
Assay98.00 to 100.00 %
Pounds/Gallon7.730 to 7.797
Boiling Point176.00 to 177.00 °C. @ 760.00 mm Hg
Flash Point165.00 °F. TCC
logP (o/w)1.13
Shelf Life6 month(s) or longer if stored properly
TasteFruity, dirty, acidic with a dairy buttery and cheesey nuance
Appearancecolorless to pale yellow clear liquid
Specific gravity0.92900 to 0.93700 @ 25.00 °C
OdorAcidic, fruity, dirty, cheesey with a fermented nuance
Molecular weight102.14
Colorcolorless liquid
Solubilityoxygenated solvs.