Arsenic trichloride

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

Inorganic arsenic plus methylated metabolites in urine = 35 ug As/L; end of workweek;

Yes

0.01 mg/m3, as As

0.01 mg/m3, as As

5 mg/m3, as As

8.26E-11 mm Hg

Explanatory Notes

Boiling point = 130.5 deg C; [ACGIH]

will not burn

Aplastic anemia

Yes

Sensorimotor

Hepatoxic (a) from occupational exposure (secondary effect) or (b) in animal studies or in humans after ingestion

Yes

Skin burns

Established

Human carcinogen

Confirmed Human

Diseases

Occupational diseases associated with exposure to this agent:

• Arsenic, chronic toxic effect
• Pneumonitis, toxic