Methylene chloride (DCM)

Substance identity

  • EC / List no.: 200-838-9
  • CAS no.: 75-09-2
  • formula: CH2Cl2

Methylene Chloride is a colourless, non-flammable and volatile liquid chlorinated hydrocarbon also known as dichloromethane. This substance is mainly used as a solvent in closed industrial systems to extract pharmaceuticals (vitamins, antibiotics), fine chemicals, agrochemicals, cellulose acetate, etc. It can also be a feedstock for the refrigerant R 32 and a laboratory agent. Can be used as an extraction solvent in the food and beverage manufacturing industry to remove caffeine from unroasted coffee beans and tea leaves.

Methylene chloride (DCM)

Uses

  • Antibiotic synthesis
  • Paint strippers (restricted in the EU)
  • PU foam co-blowing agent
  • Metal cleaning/degreasing
  • Caffeine extraction
  • Acetate fibres & polycarbonate resins
  • Printed circuit boards
  • Photographic films
  • Lab solvent
  • Paints & adhesives
  • Feedstock for R 32 (compound of refrigerants R 407 C & 410 A)

Key properties

  • Not classified as flammable
  • Very powerful solvent
  • Highly volatile
  • Biodegradable
  • Non-ozone depleting
  • Low Global Warming Potential