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99.5% Isobutyric acid

99.5% Isobutyric acid

Alias: 2-Methylpropionic acid; Isobutyricacid; iso-Butyric acid; ISO-BUTYRIC AID; Dimethyl acetic acid; Methyl propionic acid; 2-methylpropanoate
CAS RN: 79-31-2 
EINECS No.: 201-195-7 
Molecular formula: C4H8O2 
Molecular weight: 88.10632
Structural formula: 

Properties
Property: colorless oily liquid with strong irritating odor. 
Melting point: -47℃ 
Boiling point: 154.5℃ 
Relative density: 0.949 
Refractive index: 1.3930 
Flash point: 55℃
Solubility: ethyl alcohol, diethyl ether, etc.

Uses: for synthesis of alkyl isobutyrate product, for example, methyl isobutyrate, propyl isobutyrate, isoamyl isobutyrate, C16 alcohol ester, 1173 photoinitiator; also as flavouring agent and in pharmaceutical 

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