| abstract |
The present invention comprises forming a mixture comprising an alkyl aromatic compound, a solvent, a bromine source and a catalyst; And contacting said mixture with an oxidizing agent under oxidizing conditions to produce an oxidation product comprising at least one of aromatic aldehydes, aromatic alcohols, aromatic ketones and aromatic carboxylic acids. will be. The solvent is an ionic acid selected from the group consisting of carboxylic acids and imidazolium ionic liquids having 1 to 7 carbon atoms, pyridinium ionic liquids, phosphonium ionic liquids, tetra alkyl ammonium ionic liquids and combinations thereof Contains liquids. The catalyst includes at least one of cobalt, titanium, manganese, chromium, copper, nickel, vanadium, iron, molybdenum, tin, cerium and zirconium. |