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Dichloromethane

Catalog No. 494453 Name Sigma Aldrich
CAS Number 75-09-2 Website http://www.sigmaaldrich.com
M. F. CH2Cl2 Telephone 1-800-521-8956
M. W. 84.93258 Fax
Purity 99.9% Email
Storage Chembase ID: 74413

SYNONYMS

Title
二氯甲烷
IUPAC name
dichloromethane
IUPAC Traditional name
methylene chloride
Synonyms
Methylene chloride
亚甲基氯

DATABASE IDS

CAS Number 75-09-2
PubChem SID 24872905
EC Number 200-838-9
MDL Number MFCD00000881
Beilstein Number 1730800

PROPERTIES

Contains 50-150 ppm amylene as stabilizer
Empirical Formula (Hill Notation) CH2Cl2
Evaporation Residue <0.0003%
Grade biotech. grade
Impurities <0.002% water
λ H2O reference
Purity 99.9%
Absorption Wavelength λ: 235 nm Amax: 1.0
Absorption Wavelength λ: 240 nm Amax: 0.20
Absorption Wavelength λ: 250 nm Amax: 0.05
Absorption Wavelength λ: 260 nm Amax: 0.02
Absorption Wavelength λ: 340-400 nm Amax: 0.01
Auto Ignition Point 1223 °F
Boiling Point 39.8-40 °C mmHg(lit.)
Density 1.325 g/mL at 25 °C(lit.)
Melting Point -97 °C(lit.)
Refractive Index n20/D 1.424(lit.)
Vapor Density 2.9 (vs air)
Vapor Pressure 24.45 psi ( 55 °C)
Vapor Pressure 6.83 psi ( 20 °C)
Explode Limits 22 %
GHS Pictograms GHS08
GHS Signal Word Warning
GHS Hazard statements H351
European Hazard Symbols Harmful Harmful (Xn)
MSDS Link Download
Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US)
GHS Precautionary statements P281
RID/ADR UN 1593 6.1/PG 3
Risk Statements 40
RTECS PA8050000
Safety Statements 23-24/25-36/37
Hazard Class 6.1
UN Number 1593
Packing Group 3
German water hazard class 2

DETAILS

Description (English)
Packaging
1, 2 L in Sure/Seal™
10 L packaged in closed-head stainless steel drums; 18 L packaged in Pure-Pac® stainless steel containers; 1 L, 2 L packaged in Sure/Seal® bottles
10 L in ss drum
Preparation Note
Product filtered through a 0.2 μm filter
Legal Information
Pure-Pac is a registered trademark of Sigma-Aldrich Co. LLC
Description (简体中文)
包装
1, 2 L in Sure/Seal™
10L 密封不锈钢桶包装;18L Pure-pac® 不锈钢容器包装;1L、2L Sure/seal® 瓶包装
10 L in ss drum
Preparation Note
产品经过 0.2μm 过滤器过滤
法律信息
Pure-Pac 注册商标 Sigma-Aldrich Co. LLC

REFERENCES