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Dichloromethane

Dichloromethane

Product name: Dichloromethane

Chemical formula: CH2Cl2
Molecular weight: 84.93
Boiling point: 39.8 ℃
Water solubility: 20G / L (20 ℃)
Appearance: colorless transparent volatile liquid
CAS Number: 75-09-2
EINECS number: 200-838-9
Mol file: 75-09-2.mol
 
Physical properties
Physical and chemical constants
With an irritating odor of ether
Vapor pressure: 30.55 kPa (10 ℃)
Melting point: -95.1
Relative density: 1.3266 (20/4 ℃) Self-spontaneous point: 640 ℃.
Viscosity (20 ): 0.43 mPa · s.
Refractive index nD (20 ): 1.4244.
Critical temperature: 237 ,
Critical pressure: 6.0795MPa.
Polarity: 3.4.
Absorption wavelength: 245.
Solubility: soluble in about 50 times the water, soluble in phenol, aldehydes, ketones, acetic acid, triethyl phosphate, ethyl acetoacetate, cyclohexylamine. Miscible with other chlorinated hydrocarbon solvents such as ethanol, ether and N, N-dimethylformamide.

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