Process for preparation of benzophenone, anthraquinone and O-dib

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

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560109, 568319, C07C 5018, C07C 6976, C07C 49657

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active

044055234

ABSTRACT:
Process for the concurrent synthesis of benzophenone, anthraquinone, and o-dibenzoylbenzene by pyrolysis of benzoic acid salts of yttrium, erbium, and dysprosium and mixtures thereof at temperatures of from about 200.degree. C. to 500.degree. C. and a pressure of about 0.1 to about 100 atmospheres. In an alternative method, a benzoic acid compound is passed through an oxide of yttrium, erbium, dysprosium and mixtures thereof in the presence of steam.

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