Dichloromethane  


English name Dichloromethane
Alias Methylene dichloride; Methylene chloride; Methylene chloride; Methylene dichloride; Methylene chloride; Dichloromethylene; Methylene chloride
CAS RN 75-09-2
EINECS number 200-838-9
Molecular formula CH2Cl2
Molecular weight 84.93
Dangerous goods sign  Xn:Harmful
Risk term R40 ;
Security term S23 ;  S24/25 ;  S36/37 ;
Physical and chemical properties Appearance and Property: Colorless transparent liquid with aromatic odor.
Melting point (℃): -96.7
Boiling point (℃): 39.8
Relative density (water = 1): 1.33
Relative vapor density (air = 1): 2.93
Saturated vapor pressure (kPa): 30.55 (10°C)
Heat of combustion (kJ/mol ): 604.9
Critical temperature (℃): 237
Critical pressure (MPa): 6.08
The logarithm of the octanol/water partition coefficient: 1.25
Ignition temperature (℃): 615
Upper explosion limit% (V/V): 19
Lower explosion limit% ( V/V): 12
Solubility: Slightly soluble in water, soluble in ethanol and ether.
Uses Used as a solvent in the resin and plastic industries. It is widely used in medicine, plastic and film industries.
Dichloromethane
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