Isobutyric Acid (Cas No. 79-31-2) Application: Industrial

Isobutyric acid, also known as 2-methylpropionic acid, is an organic compound with chemical formula of C4H8O2. It is a colorless liquid, insoluble in water, and miscible in ethanol, ether, chloroform, glycerin, propylene glycol, etc. It is mainly used in organic synthesis.

Specification:
Melting Point: -47 A C (lit.)
Boiling Point: 153-154 A C (lit.)
Density: 0.95 g/mL at 25 A C (lit.)
Refractive Index: n20/D 1.393(lit.)
Flash point: 132 A F
Storage Condition: Store below +30A C.
Solubility: 618g/l
Appearance: Liquid
Acidity Coefficient (pKa): 4.84(at 20a )
Color: Clear colorless
Odor: 0.0015ppm
PH: 3.96(1 mM solution);3.44(10 mM solution);2.93(100 mM solution);
Water Solubility: 210 g/L (20 A C)
InChIKey: KQNPFQTWMSNSAP-UHFFFAOYSA-N

Safety Information:
Dangerous Goods Sign: Xn
Hazard Category Code: 21/22
Safety Instructions: 23-36/37/39-24/25
Dangerous Goods Transportation No: UN 2529 3/PG 3
WGK Germany: 1
RTECS: NQ4375000
F: 13
TSCA: Yes
Hazard Level: 3
Packaging Category: III
HS CODE: 29156000