Acide isobutyrique, ;, puriss. p.a.,>=99,5 %

Name: Acide isobutyrique, ;, puriss. p.a.,>=99,5 %
Brand: SIGMA-ALDRICH
SKU: 58360-100ML
Price: 65.83 USD

Code: 58360-100ML D2-231

Non disponible en dehors du Royaume-Uni et de l'Irlande

Application

Isobutyric acid may be used to synthesize methacrylic acid via oxidative dehydrogenation in the presence of a suitable heteropolyacid as catalyst.

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$65.83 100ML

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Non disponible en dehors du Royaume-Uni et de l'Irlande
Application
Isobutyric acid may be used to synthesize methacrylic acid via oxidative dehydrogenation in the presence of a suitable heteropolyacid as catalyst.
General description
Isobutyric acid can be prepared via the carbonylation of propylene.

assay ≥99.5%, ≥99.5% (GC)
autoignition temp. 824 °F
bp 153-154 °C (lit.)
cation traces Sr: ≤0.1 mg/kg, Cr: ≤0.02 mg/kg, Ca: ≤0.5 mg/kg, Cd: ≤0.05 mg/kg, Bi: ≤0.1 mg/kg, Ni: ≤0.02 mg/kg, K: ≤0.5 mg/kg, Al: ≤0.5 mg/kg, Ba: ≤0.1 mg/kg, Mg: ≤0.1 mg/kg, Zn: ≤0.1 mg/kg, Mo: ≤0.1 mg/kg, Li: ≤0.1 mg/kg, Mn: ≤0.02 mg/kg, Co: ≤0.02 mg/kg, Cu: ≤0.02 mg/kg, Pb: ≤0.1 mg/kg, Na: ≤2 mg/kg, Fe: ≤0.1 mg/kg
density 0.95 g/mL at 25 °C (lit.)
expl. lim. 10 %
grade puriss. p.a.
impurities ≤0.2% water
InChI key KQNPFQTWMSNSAP-UHFFFAOYSA-N
InChI 1S/C4H8O2/c1-3(2)4(5)6/h3H,1-2H3,(H,5,6)
mp −47 °C (lit.)
Quality Level 200
refractive index n20/D 1.393, n20/D 1.393 (lit.)
SMILES string CC(C)C(O)=O
vapor density 3.04 (vs air)
vapor pressure 1.5 mmHg ( 20 °C)

Fiche de données de sécurité
Safety Data Sheet for 58360-100ML
Certificat d'analyse
Certificat d'analyse Sigma

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Cas Number 79-31-2
Hazard Class 3
Un Number 2529
Pack Group III

Ce produit répond aux critères suivants pour être admissible aux récompenses suivantes :

Acide isobutyrique, ;, puriss. p.a.,>=99,5 %

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assay	≥99.5%, ≥99.5% (GC)
autoignition temp.	824 °F
bp	153-154 °C (lit.)
cation traces	Sr: ≤0.1 mg/kg, Cr: ≤0.02 mg/kg, Ca: ≤0.5 mg/kg, Cd: ≤0.05 mg/kg, Bi: ≤0.1 mg/kg, Ni: ≤0.02 mg/kg, K: ≤0.5 mg/kg, Al: ≤0.5 mg/kg, Ba: ≤0.1 mg/kg, Mg: ≤0.1 mg/kg, Zn: ≤0.1 mg/kg, Mo: ≤0.1 mg/kg, Li: ≤0.1 mg/kg, Mn: ≤0.02 mg/kg, Co: ≤0.02 mg/kg, Cu: ≤0.02 mg/kg, Pb: ≤0.1 mg/kg, Na: ≤2 mg/kg, Fe: ≤0.1 mg/kg
density	0.95 g/mL at 25 °C (lit.)
expl. lim.	10 %
grade	puriss. p.a.
impurities	≤0.2% water
InChI key	KQNPFQTWMSNSAP-UHFFFAOYSA-N
InChI	1S/C4H8O2/c1-3(2)4(5)6/h3H,1-2H3,(H,5,6)
mp	−47 °C (lit.)
Quality Level	200
refractive index	n20/D 1.393, n20/D 1.393 (lit.)
SMILES string	CC(C)C(O)=O
vapor density	3.04 (vs air)
vapor pressure	1.5 mmHg ( 20 °C)