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Substance Name: Phosgene
RN: 75-44-5
UNII: 117K140075
InChIKey: YGYAWVDWMABLBF-UHFFFAOYSA-N

Note

  • 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)

Molecular Formula

  • C-Cl2-O

Molecular Weight

  • 98.916
 

Classification Codes

Classification Codes

  • Chemical Warfare Agents
  • Human Data
  • Noxae
  • Poisons

Superlist Classification Codes

  • Reportable Quantity (RQ) = 10 lb
  • Threshold Planning Quantity (TPQ) = 10 lb
  • TWA (0.1 ppm)
  • TWA 0.1 ppm (0.4 mg/m3)

Names and Synonyms

Name of Substance

  • Phosgene

MeSH Heading

  • Phosgene

Synonyms

  • 4-03-00-00031 (Beilstein Handbook Reference)
  • BRN 1098367
  • Carbon dichloride oxide
  • Carbon oxychloride
  • Carbone (oxychlorure de)
  • Carbone (oxychlorure de) [French]
  • Carbonic acid dichloride
  • Carbonic chloride
  • Carbonic dichloride
  • Carbonio (ossicloruro di)
  • Carbonio (ossicloruro di) [Italian]
  • Carbonyl chloride
  • Carbonyl dichloride
  • Carbonylchlorid
  • Carbonylchlorid [German]
  • CG
  • Chloroformyl chloride
  • Combat gas
  • EC 200-870-3
  • EINECS 200-870-3
  • Fosgeen
  • Fosgeen [Dutch]
  • Fosgen
  • Fosgen [Polish]
  • Fosgene
  • Fosgene [Italian]
  • HSDB 796
  • Koolstofoxychloride
  • Koolstofoxychloride [Dutch]
  • NCI-C60219
  • Phosgen
  • Phosgen [German]
  • Phosgene
  • RCRA waste number P095
  • UN 1076
  • UNII-117K140075

Systematic Names

  • Carbonic dichloride
  • Phosgene

Superlist Names

  • Carbonic dichloride
  • Carbonyl chloride
  • Phosgene
  • Phosgene [UN1076] [Poison gas]
  • RCRA waste no. P095
  • UN1076

Registry Numbers

CAS Registry Number

  • 75-44-5

FDA UNII

  • 117K140075

Other Registry Number

  • 957761-04-5

System Generated Number

  • 0000075445

Structure Descriptors

InChI

1S/CCl2O/c2-1(3)4

InChIKey

YGYAWVDWMABLBF-UHFFFAOYSA-N

Smiles

C(=O)(Cl)Cl

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
cat LCLo inhalation 190mg/m3/15M (190mg/m3)   "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 99, 1982.
human LCLo inhalation 50ppm/5M (50ppm)   Tabulae Biologicae. Vol. 3, Pg. 231, 1933.
human TCLo inhalation 25ppm/30M (25ppm) LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES "Practical Toxicology of Plastics," Lefaux, R., Cleveland, OH, Chemical Rubber Co., 1968Vol. -, Pg. 207, 1968.
mammal (species unspecified) LCLo inhalation 11mg/m3/30M (11mg/m3)   Tabulae Biologicae. Vol. 3, Pg. 231, 1933.
mammal (species unspecified) LCLo inhalation 50ppm/5M (50ppm)   Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. Vol. 138, Pg. 65, 1928.
man LCLo inhalation 360mg/m3/30M (360mg/m3)   "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 99, 1982.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point -1.28E+02 deg C   EXP
Boiling Point 8.2 deg C   EXP
log P (octanol-water) -0.710 (none)   EST
Water Solubility 5940 mg/L 25 EST
Vapor Pressure 1420 mm Hg 25 EXP
Henry's Law Constant 0.0167 atm-m3/mole 25 EXP
Atmospheric OH Rate Constant 1.00E-15 cm3/molecule-sec 25 EXP

Physical property data is provided to ChemIDplus by SRC, Inc.