VERFAHREN ZUR HERSTELLUNG ALIPHATISCHER ALDEHYDSÄUREN UND/ODER ALIPHATISCHER DICARBONSÄUREN

摘要

A process for producing an aliphatic aldehydic acid (e.g., adipaldehydic acid) and/or aliphatic dicarboxylic acid (e.g., adipic acid) which comprises oxidizing a cyclic ketone (e.g., cyclohexanone) with molecular oxygen in the presence of an immobilized catalyst which comprises a composite comprising a support and supported thereon at least one metallic element belonging to Groups 4 to 11 of the Periodic Table and has an acid amount of 0.06 mmol or larger per gram of the support.