Medical Dictionary

phenylenediamine

noun phe·nyl·ene·di·amine \ ˈfen-ᵊl-ˌēn-ˈdī-ə-ˌmēn, ˈfēn- \

medical Definition of phenylenediamine

: any of three toxic isomeric crystalline compounds C6H8N2 that are derivatives of benzene containing two amino groups attached to carbon atoms in the ortho, meta, or para positions — see quinoxaline

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