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2-Butanone

Catalog No. 34861 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 ≥99.7% 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 24861593
Beilstein Number 741880
MDL Number MFCD00011648
EC Number 201-159-0
CAS Number 78-93-3

PROPERTIES

Evaporation Residue ≤0.001%
Grade CHROMASOLV®
Grade for HPLC
Impurities ≤0.001% free acid (as CH3COOH)
Impurities ≤0.001% non-volatile matter
Impurities ≤0.1% water (Karl Fischer)
λ neat
Linear Formula C2H5COCH3
Purity ≥99.7%
Absorption Wavelength λ: 335 nm Amax: ≤0.30
Absorption Wavelength λ: 340 nm Amax: ≤0.10
Absorption Wavelength λ: 350 nm Amax: ≤0.01
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 1.379(lit.)
Transmittance 335 nm, ≥50%
Transmittance 340 nm, ≥80%
Transmittance 350 nm, ≥98%
Vapor Density 2.49 (vs air)
Vapor Pressure 71 mmHg ( 20 °C)
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
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

DETAILS

Description (English)
Packaging
1, 6×1, 2, 4×2, 2.5, 4×2.5, 4×4 L in glass bottle
100 mL in glass bottle
50 L in Pure-Pac™ 2
Legal Information
CHROMASOLV is a registered trademark of Sigma-Aldrich Laborchemikalien GmbH
Description (简体中文)
包装
1, 6×1, 2, 4×2, 2.5, 4×2.5, 4×4 L in glass bottle
100 mL in glass bottle
50 L in Pure-Pac™ 2
法律信息
CHROMASOLV 注册商标 Sigma-Aldrich Laborchemikalien GmbH

REFERENCES