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Merck
모든 사진(3)

문서

360473

Sigma-Aldrich

2-Butanone

ACS reagent, ≥99.0%

동의어(들):

Ethyl methyl ketone, MEK, Methyl ethyl ketone

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About This Item

Linear Formula:
C2H5COCH3
CAS Number:
Molecular Weight:
72.11
Beilstein:
741880
EC Number:
MDL number:
UNSPSC 코드:
12352115
PubChem Substance ID:
NACRES:
NA.21

Grade

ACS reagent

Quality Level

vapor density

2.49 (vs air)

vapor pressure

71 mmHg ( 20 °C)

분석

≥99.0%

형태

liquid

autoignition temp.

960 °F

expl. lim.

10.1 %

불순물

≤0.0005 meq/g Titr. acid
≤0.20% water

증발 잔류물

≤0.0025%

색상

APHA: ≤15

refractive index

n20/D 1.379 (lit.)

bp

80 °C (lit.)

mp

−87 °C (lit.)

density

0.805 g/mL at 25 °C (lit.)

SMILES string

CC(CC)=O

InChI

1S/C4H8O/c1-3-4(2)5/h3H2,1-2H3

InChI key

ZWEHNKRNPOVVGH-UHFFFAOYSA-N

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관련 카테고리

일반 설명

2-Butanone is an organic compound that can be used in the chemical industry as an oxidative reaction activator, extractive agent, solvent, and chemical intermediate. It can be produced by the catalytic dehydrogenation of 2-butanol.

애플리케이션

2-Butanonecan be used as a solvent:
  • To synthesize waterborne polyurethanes by reacting polyols and diisocyanates via polymerization reaction.
  • In the Al-catalyzed chemoselective coupling of oxetanes and carbon dioxide to synthesize six-membered cyclic carbonates.

특징 및 장점

  • Low-boiling solvent
  • High power of dissolution
  • High ratio of dissolved matter to viscosity
  • Miscible with a wide range of hydrocarbonswithout affecting the solid′s content or viscosity
  • Favorable volume/mass ratio due to its low density
  • Fast evaporation rate

픽토그램

FlameExclamation mark

신호어

Danger

유해 및 위험 성명서

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3

표적 기관

Central nervous system

보충제 위험성

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point (°F)

30.2 °F - closed cup

Flash Point (°C)

-1 °C - closed cup


시험 성적서(COA)

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