C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
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
Breeze Alan G.
Colquhoun Howard M.
Ballantyne Donald G.
Imperial Chemical Industries Plc
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