Agent Name

Sodium arsanilate

CAS Number

127-85-5

Formula

C6-H7-As-N-O3.Na

Major Category

Metals

Synonyms

(4-Aminophenyl)arsonic acid sodium salt; Anhydrous sodium arsanilate; Arsamin; Arsanilic acid sodium salt; Arsanilic acid, monosodium salt; Arsinosolvin; Arsonic acid, (4-aminophenyl)-, monosodium salt; Atoxyl; Monosodium (4-aminophenyl)arsonate; Nuarsol; Piglet Pro-Gen V; Pro-Gen sodium; Protoxyl; Soamin; Sodium aminarsonate; Sodium aminophenylarsonate; Sodium anilarsonate; Sodium aniline-arsonate; Sodium arsonilate; Sodium p-aminobenzenearsonate; Sodium p-aminophenylarsonate; Sodium p-arsanilate; Sodium-analine arsonate; Sonate; Trypoxyl; [ChemIDplus] UN2473

Category

Arsenic Compounds, Organic

Description

White odorless solid; Hygroscopic; [HSDB] Crystalline powder; [MSDSonline]

Sources/Uses

Used as an antimicrobial, anthelmintic, and growth promoter in animal and poultry feeds; [HSDB]

Comments

Highly toxic by ingestion; Formerly used as drug to treat syphilis and trypanosomiasis when it was known to be toxic to the eyes; By 1932, more than 80 cases of blindness had been reported; [HSDB] May cause skin, eye, and mucous membrane irritation; [CAMEO] Arsanilic acid is not converted into inorganic arsenic in the body; [Nordberg, p. 590] See "Arsanilic acid."

Exposure Assessment
PEL (OSHA)

0.5 mg/m3, as As

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Processes

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