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Merck

58360

Sigma-Aldrich

Isobutyric acid

puriss. p.a., ≥99.5%

동의어(들):

2-Methylpropionic acid

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제품정보 (DICE 배송 시 비용 별도)

Linear Formula:
(CH3)2CHCO2H
CAS 번호:
Molecular Weight:
88.11
Beilstein:
635770
EC Number:
MDL number:
UNSPSC 코드:
12352100
PubChem Substance ID:
NACRES:
NA.22
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도움 문의

vapor density

3.04 (vs air)

Quality Level

vapor pressure

1.5 mmHg ( 20 °C)

grade

puriss. p.a.

분석

≥99.5% (GC)
≥99.5%

autoignition temp.

824 °F

expl. lim.

10 %

불순물

≤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.)

양이온 미량물

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

작용기

carboxylic acid

SMILES string

CC(C)C(O)=O

InChI

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

InChI key

KQNPFQTWMSNSAP-UHFFFAOYSA-N

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일반 설명

Isobutyric acid can be prepared via the carbonylation of propylene.

애플리케이션

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

픽토그램

FlameSkull and crossbonesCorrosion

신호어

Danger

유해 및 위험 성명서

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point (°F)

131.0 °F - closed cup

Flash Point (°C)

55 °C - closed cup


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문서 라이브러리 방문

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A Vyalikh et al.
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