phosgene

Phosgene A highly toxic gas that has been used as a chemical warfare agent. It is an insidious poison as it is not irritating immediately, even when fatal concentrations are inhaled. (From The Merck Index, 11th ed, p7304)

[1. a colorless liquid below 8.2°C, but an extremely poisonous gas at ordinary temperatures; it is an insidious gas, given that it is not immediately irritating, even when fatal concentrations are inhaled; more than 80% of World War I's chemical agent fatalities were caused by phosgene.

Molecular Formula: CCl₂O

InChI: InChI=1/CCl2O/c2-1(3)4

InChIKey: InChIKey=YGYAWVDWMABLBF-UHFFFAOYAH
SMILES: ClC(Cl)=O

Names:
    Carbonyl dichloride
    carbonyl dichloride
    PHOSGENE
    phosgene

Registries:
    PubChem CID 6371
    ChEBI 29365
    PubChem ID 10349052