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Home › Method for oxidizing a 1,1,-bis-(3,4-dimethylphenyl)-alkane to 3,3′,4,4′-benzophenone tetracarboxylic acid

Method for oxidizing a 1,1,-bis-(3,4-dimethylphenyl)-alkane to 3,3′,4,4′-benzophenone tetracarboxylic acid

US Patent 11724978 · Granted Aug 15, 2023

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