Agent Name

Phenyl arsine oxide

Alternative Name

Oxophenylarsine

CAS Number

637-03-6

Formula

C6-H5-As-O

Major Category

Metals

Synonyms

Arsenosobenzene; Arzene; Benzene, arsenoso-; Fenylarsinoxid [Czech]; Oxophenylarsine; Phenyl arsine oxide; Phenylarsenoxide; [ChemIDplus] UN3465 [MSDSonline]

Category

Arsenic Compounds, Organic

Description

Crystals with a melting point of 144-146 degrees C; [Merck Index]

Sources/Uses

"Inhibits protein-tyrosine-phosphatase." [ChemIDplus] Used in veterinarian medicine as a poultry coccidiostat; [6949, Merck Index]

Comments

Acute or chronic arsenic poisoning may result from ingestion or inhalation of a sufficient dose; [MSDSonline] Not found in any pesticide products; [NPIRS] "Almost nothing is known regarding health effects of organic arsenic compounds in humans. Studies in animals show that some simple organic arsenic compounds are less toxic than inorganic forms. Ingestion of methyl and dimethyl compounds can cause diarrhea and damage to the kidneys." [ATSDR ToxProfiles]

Exposure Assessment
Bioaccumulates

Yes

PEL (OSHA)

0.5 mg/m3, as As

Flammability (NFPA)

1: Must be preheated

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent: