Formula: CH3Cl or Halocarbon 40

Methyl Chloride is a flammable, colorless, toxic gas.

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Applications of methyl chloride include the following:

  • Used as a refrigerant
  • As a catalyst solvent in Butyl rubber
  • As a reagent in silicone production
  • In organic synthesis
  • In the manufacturing of tetramethyllead
  • As a solvent
  • As a starting material in the manufacturing of such chemicals as methyl mercaptan, methylene chloride, chloroform, carbon tetrachloride, and various bromchloro- and chlorofluoro-methanes



Grade 2.5
Purity 99.5%
Chemically Pure

**Moisture level guaranteed only when Electronic Fluorocarbons prepares the cylinders.
All concentrations are on a mol/mol basis unless otherwise stated.
Product sold on the basis of total impurities. Individual impurities may vary slightly.

Chemical & Physical Properties
Molecular Weight 50.488
Specific Volume 7.66 cu. ft/lb
Flammability in Limits in Air 8.1-17.2%
Pressure @ 70° F 59 psig
Valve Outlet CGA 510


Shipping Information
DOT Name Methyl Chloride
Hazard Class 2.1
DOT No. UN 1063
DOT Label Flammable Gas
CAS No. 74-87-3


Cylinder Size Fill Weight (lbs)
HT 830
LP150 398
LP30 175
LP05 25

*This gas not available for purchase online.