Phosgene - COCl2

Phosgene (COCl2) is a colourless, reactive and very poisonous gas.

It is used in the production of polyurethane and smaller amounts of phosgene is used in herbicides.

The gas was used during World War I as a feared war gas.


  • Molecular weight:

    98.92 g/mol

  • Solid phase:

    Melting point: -118 °C

  • Liquid phase:

    Boiling point: 8.3 °C