Isobutyric acid

Product Name

Isobutyric acid, puriss. p.a., ≥99.5%

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