The chemical compound chloranil has multiple applications, including as a dye intermediate, an oxidising agent, a vulcanizing agent, and a dehydrogenation reagent. This substance is also used to produce chloranil pH electrodes. Additionally, it functions as a hydrogen acceptor and participates in aromatization reactions, such as the transformation of cyclohexadienes into benzene derivatives. Used to determine the effectiveness of the secondary amine. It is also utilised as a building block to create the anticancer medication diaziquone.