Dichloromethane chemical properties:
Cas no 75 09 2
Melting point f dichloromethane: -97C (-143F)
Dichloromethane boiling point: 39.8C (104F)
Appearance: clear, colorless liquid
Odor: Chloroform-like odor.
Solubility: 1.32 gm/100 gm water @ 20C
Specific Gravity: 1.318 @ 25C
pH: No information found
density of ch2cl2 : 1336Kg/m3
% Volatiles by volume @ 21C (70F): 100
Vapor Density (Air=1): 2.9
Vapor Pressure (mm Hg): 350 @ 20C (68F)
Evaporation Rate (BuAc=1): 27.5
Transport Information:
Domestic (Land, D.O.T.)
Proper Shipping Name: DICHLOROMETHANE
Hazard Class: 6.1
UN/NA: UN1593
Packing Group: III
Application of methylene chloride:
1) Drugs\Sponge Materials\Adhesive Materials Intermediates\Fine Chemicals.
2) Excellent solvent, widely used as organic solvent, mold release agent, foaming agent, detergent, suffocating, degreasing, refrigeration, etc.
3) Pesticide intermediates, dye intermediates, flavor and fragrance intermediates, pharmaceutical intermediates, synthetic materials intermediates
4) Widely used as pharmaceutical intermediates, polyurethane foaming agent / foaming agent, used in the production of flexible pu foam, metal degreaser, oil dew shaft, mold release agent and decaffeinant, also used in adhesives, agricultural Chemical and film industries, etc. Dichloromethane has the characteristics of strong solubility and low toxicity. Mainly used in the production of film film, polycarbonate, coating solvent, smoke propellant, polyurethane foam, release agent and paint remover. Colorless liquid. A reaction intermediate used in the pharmaceutical industry for the production of ampicillin trihydrate, carbenicillin, cefotaxime, and the like. Can also be used to produce film solvents, petroleum dewaxing solvents, aerosol propellants, organic synthetic extractants, foam blowing agents. (eg polyurethane) production, metal cleaners, etc.
