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22924 2-Butanone, HPLC Grade, 99.5+%

CAS-Nummer
78-93-3
Synonyme
Methyl ethyl ketone
MEK

Stock No. Größe Preis ($) Menge Verfügbarkeit
22924-K2 1L 53,20
22924-K7 4L 126,00
22924-M1 *4x1L 153,00
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2-Butanone, HPLC Grade, 99.5+%

MDL
MFCD00011648
EINECS
201-159-0

Chemische Eigenschaften

Formel
C4H8O
Molmasse
72.11
Form
Colorless liquid
Schmelzpunkt
-87°
Siedepunkt
80°
Flammpunkt
-3°(26°F)
Dichte
0.805
Brechungsindex
1.3790
Storage & Sensitivity
Ambient temperatures.
Löslichkeit
Miscible with cold water, diethyl ether and acetone.

Qualitätsspezifikationen

Maximum level of impurities: Color (APHA) 15, Residue after evaporation 0.0025%, Titratable acid 0.0005meq/g, H2O 0.20%

Anwendungen

2-Butanone is used as a solvent and for extractions in the pharmaceutical industry. 2-butanone acts as oxidant for the iridium-catalyzed oxidations of primary alcohols. It is useful for the catalytic transfer hydrogenation on MgO. It is used as a mobile phase in High Performance Liquid Chromatography.

Bemerkungen

It is stable, incompatible with oxidizing agents, bases, strong reducing agents.

Literaturverweise

Suzuki, T.; Morita, K.; Tsuchida, M.; Hiroi, K. Iridium-Catalyzed Oppenauer Oxidations of Primary Alcohols Using Acetone or 2-Butanone as Oxidant. J. Org. Chem. 2003, 68 (4), 1601-1602.

Szollosi, G.; Bartok, M. Catalytic transfer hydrogenation of 2-butanone on MgO. New active surface sites generated by treatment with chloroform. Catal. Lett. 1999, 59 (2-4), 179-185.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H225-H319-H336

Highly flammable liquid and vapour. Causes serious eye irritation. May cause drowsiness or dizziness.

Sicherheitshinweise: P210-P261-P303+P361+P353-P305+P351+P338-P405-P501a

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Avoid breathing dust/fume/gas/mist/vapours/spray. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Merck
14,6072
Beilstein
741880
Gefahrenklasse
3
Verpackungsgruppe
II
Harmonized Tariff Code
2914.12
TSCA
Yes
RTECS
EL6475000

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