A process for producing an α-hydroxyketone compound, which comprises subjecting an aldehyde compound to a coupling reaction in the presence of an alkoxyimidazolidine compound represented by the formula (1) wherein R
1? and R
2? independently represent a hydrogen atom, etc., R
3? and R
4? independently represent a substituted or unsubstituted aryl group, etc. and R
5? represents an alkyl group.
一种制备α-羟基酮化合物的方法,包括在式(1)所表示的烷氧基
咪唑啉化合物的存在下,将醛化合物进行偶联反应,其中R1?和R2?独立地表示氢原子等,R3?和R4?独立地表示取代或未取代的芳基等,而R5?表示烷基。