Agent Name

Ethyl phosphonous dichloride, anhydrous

CAS Number

1498-40-4

Formula

C2-H5-Cl2-P

Major Category

Toxic Gases & Vapors

Synonyms

Dichlor-ethylfosfin [Czech]; Dichloroethylphosphine; Phosphine, dichloroethyl-; Phosphonous dichloride, ethyl-; [ChemIDplus]

Category

Acid Halides

Description

Colorless liquid with a pungent odor; [CAMEO]

Comments

Reacts with water to ignite (pyrophoric) and to generate hydrogen chloride; May cause burns and is very toxic by inhalation; [CAMEO] Reacts violently with water; Causes burns; Spontaneously flammable in air; Very toxic by inhalation--may cause chemical pneumonitis; [MSDSonline]

Exposure Assessment
TIH

Yes

Lethal Concentration

LCLo (mice) = 1,990 mg/m3/10 min

Explanatory Notes

The Guide from the Emergency Response Guidebook is for "Ethyl phosphonous dichloride, anhydrous."

Adverse Effects
Toxic Pneumonitis

Yes

Dermatotoxin

Skin Burns

Links to Other NLM Databases
Toxicity Information

Search TOXNET

Chemical Information

Search ChemIDplus

Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent: