| http://www.w3.org/ns/prov#value | - eger and is at least 1, with the proviso O /N- C1101; 431161243110 CH=CH z a n where n is an integer and is at least 1. ,7, The process of oxidizing phenols to diphenoquinones which comprises reacting oxygen in the presence of a cupric complex having the empirical formula where X is selected from the group consisting of chlorine and bromine and n is an integer and is at least 1, with a phenol havi
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