Basic information Uses Physical Properties Description Reactions Toxicity Safety Related Supplier
PHOSGENE Structure

PHOSGENE

Chemical Properties

Melting point -118°
Boiling point bp760 8.2°
Density  0.94 g/mL at 20 °C
vapor pressure  1180 mm Hg ( 20 °C)
refractive index  1.3561
Flash point 4 °C
storage temp.  2-8°C
solubility  slightly soluble in H2O; soluble in benzene, toluene
form  colorless gas
color  colorless
Odor Sweet, hay-like odor at lower levels, pungent at higher levels; detectable at 0.1 to 5.7 ppm
Water Solubility  slightly soluble and hydrolyzed in H2O; soluble benzene, toluene [HAW93]
Merck  13,7421
Exposure limits TLV-TWA 0.1 ppm (~0.4 mg/m3 ) (ACGIH, MSHA, OSHA, and NIOSH); 0.2 ppm (15- minute ceiling) (NIOSH); IDLH 2 ppm (NIOSH).
Dielectric constant 4.7(0℃)
CAS DataBase Reference 75-44-5(CAS DataBase Reference)
EPA Substance Registry System Phosgene (75-44-5)

Safety Information

Hazard Codes  T+,F
Risk Statements  26-34-67-65-63-48/20-11-39/26
Safety Statements  9-26-36/37/39-45-62-28-16
RIDADR  UN 3384 6.1/PG 1
WGK Germany  2
RTECS  SY5600000
3-21
DOT Classification 2.3, Hazard Zone A (Gas poisonous by inhalation)
HazardClass  2.3
HS Code  28121030
Hazardous Substances Data 75-44-5(Hazardous Substances Data)
Toxicity LC50 inhal (rat) 341 ppm (1364 mg/m3; 30 min)
PEL (OSHA) 0.1 ppm (0.4 mg/m3)
TLV-TWA (ACGIH) 0.1 ppm (0.4 mg/m3)
IDLA 2 ppm

MSDS

Usage And Synthesis