[A colorless, odorless, combustible aromatic amine that emits toxic fumes of nitrogen oxides when heated to decomposition. 4,4'-Oxydianiline is used in industry in the manufacture of polyimide and polyester resins. Exposure to this substance is irritating to the eyes, skin and respiratory-tract. 4,4'-Oxydianiline is reasonably anticipated to be a human carcinogen. (NCI05) ( NCI )] (UMLS (NCI) C0057642) =Organic Chemical; Pharmacologic Substance ;