Synonyms: Methanesulfinicacid, [sulfonylbis(p-phenyleneimino)]di-, disodium salt (6CI,7CI,8CI);Aldapsone; Aldesulfone sodium; Benzenamine, 4,4'-sulfonylbis-, bis(sodiumformaldehydesulfonylate); Diamidin; Diason; Diasone; Diasone sodium; Diazon;Disodium formaldehydesulfoxylate-diaminodiphenyl sulfone; NSC 27222; Novotrone;Sodium aldesulphone; Sodium sulfoxone; Sulfoxone sodium;[Sulfonylbis(p-phenyleneimino)]dimethanesulfinic acid, disodium salt