Arsenic trichloride

Agent Name
Arsenic trichloride
CAS Number
7784-34-1
Formula
As-Cl3
Major Category
Metals
Arsenic trichloride formula graphical representation
Synonyms
Arsenic butter; Arsenic chloride; Arsenic(III) chloride; Arsenic(III) trichloride; Arsenious chloride; Arsenous chloride; Arsenous trichloride; Butter of arsenic; Caustic arsenic chloride; Caustic oil of arsenic;Chlorure arsenieux [French]; Chlorure d'arsenic [French]; Fuming liquid arsenic; Trichloroarsine; Trichlorure d'arsenic [French]; [ChemIDplus] UN1560
Category
Arsenic Compounds, Inorganic
Description
Clear, oily liquid; [HSDB] Colorless liquid with an unpleasant odor; [CHRIS]
Sources/Uses
Used as a chemical intermediate for pharmaceuticals, insecticides, and chemical warfare blister agents; Used in the ceramics industry; [HSDB]
Comments
Corrosive to skin, eyes, and respiratory tract; Heavy inhalation exposure may cause pulmonary edema; Repeated exposures may cause arsenic poisoning; Lethal dose by ingestion is 70-180 mg; [CHEMINFO MSDS] See "Arsenic" and the linked occupational diseases.
Biomedical References

Exposure Assessment

BEI
Inorganic arsenic plus methylated metabolites in urine = 35 ug As/L; end of workweek;
TIH
Yes
TLV (ACGIH)
0.01 mg/m3, as As
PEL (OSHA)
0.01 mg/m3, as As
IDLH (NIOSH)
5 mg/m3, as As
Vapor Pressure
8.26E-11 mm Hg
Explanatory Notes
Boiling point = 130.5 deg C; [ACGIH]
NFPA
will not burn

Adverse Effects

Anemia
Aplastic anemia
Toxic Pneumonitis
Yes
Neurotoxin
Sensorimotor
Hepatotoxin
Hepatoxic (a) from occupational exposure (secondary effect) or (b) in animal studies or in humans after ingestion
Reproductive Toxin
Yes
Dermatotoxin
Skin burns
IARC Carcinogen
Established
NTP Carcinogen
Human carcinogen
ACGIH Carcinogen
Confirmed Human

Diseases, Processes, and Activities Linked to This Agent

Diseases

Occupational diseases associated with exposure to this agent: