Isobutyric acid

InChI key

KQNPFQTWMSNSAP-UHFFFAOYSA-N

InChI

1S/C4H8O2/c1-3(2)4(5)6/h3H,1-2H3,(H,5,6)

SMILES string

CC(C)C(O)=O

vapor density

3.04 (vs air)

vapor pressure

1.5 mmHg ( 20 °C)

grade

puriss. p.a.

assay

≥99.5% (GC), ≥99.5%

autoignition temp.

824 °F

expl. lim.

10 %

impurities

≤0.2% water

refractive index

n20/D 1.393 (lit.), n20/D 1.393

bp

153-154 °C (lit.)

mp

−47 °C (lit.)

density

0.95 g/mL at 25 °C (lit.)

cation traces

Al: ≤0.5 mg/kg, Ba: ≤0.1 mg/kg, Bi: ≤0.1 mg/kg, Ca: ≤0.5 mg/kg, Cd: ≤0.05 mg/kg, Co: ≤0.02 mg/kg, Cr: ≤0.02 mg/kg, Cu: ≤0.02 mg/kg, Fe: ≤0.1 mg/kg, K: ≤0.5 mg/kg, Li: ≤0.1 mg/kg, Mg: ≤0.1 mg/kg, Mn: ≤0.02 mg/kg, Mo: ≤0.1 mg/kg, Na: ≤2 mg/kg, Ni: ≤0.02 mg/kg, Pb: ≤0.1 mg/kg, Sr: ≤0.1 mg/kg, Zn: ≤0.1 mg/kg

functional group

carboxylic acid

Quality Level

200