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MilliporeSigma

32222-M

Dichloromethane

puriss. p.a., ACS reagent, reag. ISO, ≥99.9% (GC)

Synonym(s):

methylene chloride, Methylene chloride

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About This Item

Empirical Formula (Hill Notation):
CH2Cl2
CAS Number:
Molecular Weight:
84.93
UNSPSC Code:
12352101
NACRES:
NA.21
PubChem Substance ID:
EC Number:
200-838-9
Beilstein/REAXYS Number:
1730800
MDL number:
Assay:
≥99.9% (GC)
Technique(s):
GC/GC: suitable
Bp:
39.8-40 °C (lit.)
Vapor pressure:
24.45 psi ( 55 °C), 6.83 psi ( 20 °C)
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Quality Level

agency

reag. ISO

vapor density

2.9 (vs air)

vapor pressure

24.45 psi ( 55 °C), 6.83 psi ( 20 °C)

grade

ACS reagent, puriss. p.a.

assay

≥99.9% (GC)

form

liquid

autoignition temp.

1223 °F

contains

10-60 ppm amylene as stabilizer

expl. lim.

22 %

technique(s)

GC/GC: suitable

impurities

≤0.00002% free chlorine (Cl), ≤0.0005% formaldehyde, ≤0.001% free acid (as HCl), ≤0.001% non-volatile matter, ≤0.01% chloroform (GC), ≤0.01% tetrachloromethane (GC), ≤0.01% water (Karl Fischer), ≤0.05% ethanol (GC)

refractive index

n20/D 1.4235-1.4245, n20/D 1.424 (lit.)

bp

39.8-40 °C (lit.)

mp

−95 °C (lit.)

density

1.320-1.330 g/L at 20 °C, 1.325 g/mL at 25 °C (lit.)

anion traces

chloride (Cl-): ≤0.5 mg/kg

SMILES string

ClCCl

cation traces

Al: ≤0.5 mg/kg, B: ≤0.02 mg/kg, Ba: ≤0.1 mg/kg, Bi: ≤0.10 ppm, Ca: ≤0.5 mg/kg, Cd: ≤0.05 mg/kg, Co: ≤0.02 mg/kg, Cr: ≤0.02 mg/kg, Cu: ≤0.02 mg/kg, Fe: ≤0.1 mg/kg, K: ≤0.50 ppm, Li: ≤0.10 ppm, Mg: ≤0.1 mg/kg, Mn: ≤0.02 mg/kg, Mo: ≤0.10 ppm, Na: ≤0.50 ppm, Ni: ≤0.02 mg/kg, Pb: ≤0.1 mg/kg, Sn: ≤0.1 mg/kg, Sr: ≤0.1 ppm, Zn: ≤0.1 mg/kg

suitability

passes test for reaction against H2SO4

InChI

1S/CH2Cl2/c2-1-3/h1H2

InChI key

YMWUJEATGCHHMB-UHFFFAOYSA-N

General description

Dichloromethane has been tested as a solvent medium for dipyridine-chromium(VI) oxide. Solubility was reported to be 12.5g/100ml. The apparent adsorption constant of the TiO2 loaded activated carbon for dichloromethane was found to be inversely proportional to the quantity of loaded TiO2.

Application

Dichloromethane may be used as a solvent for the preparation of stock solutions of carotenoids. It may be employed as a solvent in the synthesis of polylactide-based (PLA) thin films.


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pictograms

Health hazardExclamation mark

signalword

Warning

Hazard Classifications

Carc. 2 - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Central nervous system

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable



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Global Trade Item Number

SKUGTIN
32222-1L-M04061841186137