一氯甲烷

1.CAS No.: 74-87-3 
Purity: >= 99.9%
Appearance: colorless gas
Molecular Formula：CH3Cl
Molecular weight：50.49
 

2.Technical specifications：
Mass fraction of methane chloride ≥ 99.9%
Moisture ≤ 0.007%
Acidity ≤ 0.0015%
Mass fraction of evaporated residue ≤ 0.001%
Boiling point(℃): -23.7
Melting point(℃):-97.7

3.Application

1)The chloromethane is a kind of key methylating agent mainly for producing methyl chloride silence, tetramethyl-lead and methyl cellulose.
2)It can also be used to make dichloromethane, chloroform, carbon tetrachloride and methyl chloride silane, and furthermore as the solvent for refrigerants, foaming agents, rubbers, resins and organic compounds. It is widely adopted as the solvent, extracting agent, propellant and refrigerant as well.
3)In the medical application, it can be used for local anaesthetization, and in a few cases, it is used for producing quats and pesticides, and as the solvent for isobutyl rubber.