Preparation of 4-hydroxybenzophenones

C - Chemistry – Metallurgy – 07 – C

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260/578.5

C07C 49/83 (2006.01) C07C 45/46 (2006.01) C07C 49/84 (2006.01) C08G 63/06 (2006.01) C08G 63/682 (2006.01)

Patent

CA 1223603

Abstract Preparation of para-substituted 4- hydroxybenzophenones by reacting appropriately substituted aromatic compound with poly(4-oxybenzoyl) in the presence of an acid catalyst. The reaction with the appropriately substituted aromatic compound, for example fluorobenzene, is effected in the presence of an acid catalyst such as a strong proton acid or a Lewis Acid or a mixture thereof.

456089

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