Isobutyric Acid Properties, Molecular Formula, Applications - WorldOfChemicals

Isobutyric Acid Properties

Isobutyric Acid

Molecule Structure Image



Isobutyric acid is a carboxylic acid. It is an isomer of n-butyric acid. It is used in the production of fibers, resins, plastics, and dyestuffs, and is used as an intermediate in the manufacture of pharmaceuticals, cosmetics, food additives.

Chemical Properties

Acidity 4.86
Appearance Clear Colorless Liquid
Boiling Point 155 °C
CAS Number 79-31-2
Class 3
Density 0.9697 g/ml
EINECS Number 201-195-7
IUPAC Name 2-Methylpropanoic acid
InChI 1S/C4H8O2/c1-3(2)4(5)6/h3H,1-2H3,(H,5,6)
Melting Point -47 °C
Molar Mass 88.11 g/mol
Molecular Formula C4H8O2
NFPA 704 H-3,F-2,R-0,C-NA
PG 3
RTECS Number NQ4375000
Refractive n20/D 1.393
Solubility 210 g/l
Synonyms Isobutyric Acid;2-Methylpropionic Acid;Valerianic Acid;Isobutanoic Acid;Propanoic acid,2-methyl-;2-Propanecarboxylicacid;Dimethylacetic Acid;Isopropylformic Acid;NSC 62780;iso-Butyric Acid;a-Methylpropanoic Acid;a-Methylpropionic Acid