Phosgene oxime

Phosgene oxime
Full structural formula
Space-filling model
  Carbon, C
  Hydrogen, H
  Oxygen, O
  Nitrogen, N
  Chlorine, Cl
Names
Preferred IUPAC name
1,1-Dichloro-N-hydroxymethanimine
Other names
  • CX
  • Dichloroformaldehyde oxime
  • Dichloroformaldoxime
  • Dichloroformoxime
  • Hydroxycarbonimidic dichloride
Identifiers
3D model (JSmol)
ChemSpider
UNII
  • InChI=1S/CHCl2NO/c2-1(3)4-5/h5H checkY
    Key: JIRJHEXNDQBKRZ-UHFFFAOYSA-N checkY
  • InChI=1/CHCl2NO/c2-1(3)4-5/h5H
    Key: JIRJHEXNDQBKRZ-UHFFFAOYAP
  • Cl/C(Cl)=N\O
Properties
Cl2CNOH
Molar mass 113.93 g·mol−1
Appearance colorless or white solid
Odor Strong, disagreeable and irritating
Melting point 35 to 40 °C (95 to 104 °F; 308 to 313 K)[1]
Boiling point 128 °C (262 °F; 401 K)[1]
70%[1]
Hazards
Occupational safety and health (OHS/OSH):
Main hazards
 Highly toxic
Related compounds
Related compounds
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
☒N verify (what is checkY☒N ?)

Phosgene oxime, or CX, is an organic compound with the formula Cl2C=N−OH. It is a potent chemical weapon, specifically a nettle agent. The compound itself is a colorless solid, but impure samples are often yellowish liquids. It has a strong, disagreeable and irritating odor. It is used as a reagent in organic chemistry.[2]

  1. ^ a b c ATSDR Medical Management Guidelines for Phosgene Oxime
  2. ^ Wang, Xinyan; Chen, Wenwen (2017). "Dichloroformaldehyde Oxime". Encyclopedia of Reagents for Organic Synthesis. pp. 1–2. doi:10.1002/047084289X.rn02011. ISBN 9780470842898.