Kuraray Co., Ltd.

Takashi Yamaguchi

Hideki Matsuda

Fumihiko Okabe

A process by which an &#x3b1;-oxocarbonyl compound useful as an intermediate for pharmaceuticals/agricultural chemicals can be industrially advantageously and efficiently produced in a high yield. The process, which is for producing an &#x3b1;-oxocarbonyl compound represented by the general formula (I) wherein Rand Rare as defined in the description, comprises oxidizing an &#x3b1;-hydroxycarbonyl compound represented by the general formula (II) with oxygen or air in the presence of a carboxylic acid and at least one vanadium compound selected from divanadium pentaoxide, divanadium trioxide, divanadium tetraoxide, ammonium metavanadate, sodium metavanadate, potassium metavanadate, triethoxyoxovanadium, tripropoxyoxovanadium, triisopropoxyoxovanadium, vanadium oxobis(acetylacetonate) and vanadium tris(acetylacetonate).

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Tainai, Japan

Takashi Yamaguchi