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2-Butanone

Catalog No. 33407 Name Sigma Aldrich
CAS Number 78-93-3 Website http://www.sigmaaldrich.com
M. F. C4H8O Telephone 1-800-521-8956
M. W. 72.10572 Fax
Purity ≥99.5% (GC) Email
Storage Chembase ID: 104338

SYNONYMS

Title
2-丁酮
IUPAC name
butan-2-one
IUPAC Traditional name
methyl(ethyl) ketone
Synonyms
Ethyl methyl ketone
甲基乙基酮
甲乙酮
MEK
Methyl ethyl ketone

DATABASE IDS

PubChem SID 24860217
Beilstein Number 741880
MDL Number MFCD00011648
EC Number 201-159-0
CAS Number 78-93-3

PROPERTIES

GHS Precautionary statements P210-P261-P305 + P351 + P338
RID/ADR UN 1193 3/PG 2
Risk Statements 11-36-66-67
RTECS EL6475000
Safety Statements 9-16
Supplemental Hazard Statements Repeated exposure may cause skin dryness or cracking.
Hazard Class 3
UN Number 1193
Packing Group 2
German water hazard class 1
Explode Limits 10.1 %
GHS Pictograms GHS02
GHS Pictograms GHS07
GHS Signal Word Danger
GHS Hazard statements H225-H319-H336
European Hazard Symbols Flammable Flammable (F)
European Hazard Symbols Irritant Irritant (Xi)
MSDS Link Download
Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Cation Traces Al: ≤0.5 mg/kg
Cation Traces B: ≤0.02 mg/kg
Cation Traces Ba: ≤0.1 mg/kg
Cation Traces Ca: ≤0.5 mg/kg
Cation Traces Cd: ≤0.05 mg/kg
Cation Traces Co: ≤0.02 mg/kg
Cation Traces Cr: ≤0.02 mg/kg
Cation Traces Cu: ≤0.02 mg/kg
Cation Traces Fe: ≤0.1 mg/kg
Cation Traces Mg: ≤0.1 mg/kg
Cation Traces Mn: ≤0.02 mg/kg
Cation Traces Ni: ≤0.02 mg/kg
Cation Traces Pb: ≤0.1 mg/kg
Cation Traces Sn: ≤0.1 mg/kg
Cation Traces Zn: ≤0.2 mg/kg
Grade puriss. p.a.
Impurities ≤0.0003% KMnO4 red. matter (as O)
Impurities ≤0.002% non-volatile matter
Impurities ≤0.003% free acid (as CH3COOH)
Impurities ≤0.05% 2-butanol
Impurities ≤0.05% water (Karl Fischer)
Linear Formula C2H5COCH3
Purity ≥99.5% (GC)
Apperance APHA: <15
Auto Ignition Point 960 °F
Boiling Point 80 °C(lit.)
Density 0.805 g/mL at 25 °C(lit.)
Flash Point -3 °C
Flash Point 26.6 °F
Melting Point -87 °C(lit.)
Refractive Index n20/D 1.3770-1.3810
Refractive Index n20/D 1.379(lit.)
Vapor Density 2.49 (vs air)
Vapor Pressure 71 mmHg ( 20 °C)

DETAILS

REFERENCES