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benzidina (nome trivial), também chamado 4,4'-diaminobifenilo (nome sistemático), é o composto orgânico com a fórmula (c6h4nh2)2.
benzidine (trivial name), also called 4,4'-diaminobiphenyl (systematic name), is the organic compound with the formula (c6h4nh2)2. it is an aromatic amine.