Product name

Isobutyric acid

Alias

2-Methylpropionic acid; Isobutyricacid; iso-Butyric acid; ISO-BUTYRIC AID; Dimethyl acetic acid; Methyl propionic acid; 2-methylpropanoate

Molecular structure

Molecular formula

C₄H₈O₂

Molecular weight

88.10632

EINECS No.

201-195-7

CAS RN

79-31-2

Physical and chemical properties

Properties Colorless oily liquid with a strong pungent odor.
Melting point -47℃ 
Boiling point 154.5℃ 
Relative density 0.949 
Refractive index 1.3930 
Flash point 76.67 
Solubility It is miscible with water and soluble in alcohol and ether.

Uses

This product is mainly used in the synthesis of isobutyrate products, such as methyl isobutyrate, propyl ester, isoamyl ester, benzyl ester, etc., it can also be used as food flavors and in pharmacy.