Name: Dichloromethane

Other name: DCM

Chemical formula: CH2Cl2

Molecular weight: 84.93

CAS Registry Number: 75-09-2

EINECS registration number: 200-838-9

Melting point: -97 °C

Boiling point: 39.75 ℃ at 760 mm Hg

Water solubility: insoluble in water

Density: 1.325 g/mL at 25°C(lit.)

External view: colorless, transparent and volatile liquid

Flash point: 30

Should be used: industrial raw materials

use

Dichloromethane has the advantages of strong dissolving ability and low toxicity. It is widely used in the manufacture of safety film and polycarbonate. Lacquer.

Dichloromethane is a colorless liquid. It is used as a reaction medium in the pharmaceutical industry to prepare ampicillin, ampicillin and cephalosporin; it is also used as a solvent in film production, petroleum dewaxing solvent, aerosol propellant, Organic synthetic extractant, foaming agent for foam production such as polyurethane and metal cleaning agent, etc.

Dichloromethane is mainly used in film production and medicine in China.